Houston

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Last verified: May 2026
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Primary Hazard Profile

12 hazards documented · 0 citywide exposure · 0 worsening with climate change

12
hazards documented
0
citywide exposure
0
worsening trend
HazardExposureSeverityProbabilityClimate trendSource
Dam Failure15

Location

[{"name": "Barker Dam", "noted_for": "Earthen flood-control dam on Buffalo Bayou, height 42 ft, storage 209,000 acre-ft, condition unsatisfactory; breach could impact ~1,200 residential structures, 4 schools, and 20 commercial structures; flow depth 0-15 feet", "supporting_quotes": [{"text": "Barker Dam is located in the City of Houston on the Buffalo Bayou and is used for flood control purposes. The earthen dam is owned by the Corps of Engineers. It was constructed in 1945 and extensively modified in 1988.", "page": 142}, {"text": "In the event of a breach during extreme conditions approximately 1,200 residential structures, 4 schools, and 20 commercial structures may be adversely impacted.", "page": 142}, {"text": "Houston | Barker Dam | 42 | 209,000 | Unsatisfactory | Yes", "page": 140}]}, {"name": "Addicks Dam", "noted_for": "Earthen flood-control dam on South Mayde Creek, height 52 ft, storage 200,800 acre-ft, condition unsatisfactory; breach could impact ~700 residential structures, 2 schools, and a dozen commercial structures; flow depth 0-15 feet", "supporting_quotes": [{"text": "Addicks Dam is located in the City of Houston on South Mayde Creek and is used for flood control purposes. This earthen dam is owned by the U.S. Army Corps of Engineers. It was constructed in 1948.", "page": 143}, {"text": "Approximately 700 residential structures, 2 schools and a dozen commercial structures may be impacted in the event of a breach.", "page": 143}, {"text": "Houston | Addicks Dam | 52 | 200,800 | Unsatisfactory | Yes", "page": 140}]}, {"name": "Lake Houston Dam", "noted_for": "Dam on San Jacinto River in Magnolia Gardens, height 66 ft, storage 281,800 acre-ft, condition satisfactory; breach flow expected along San Jacinto River into Grennel Slough and Lynchburg Reservoir; flow depth 0-25 feet", "supporting_quotes": [{"text": "Lake Houston Dam is located on the San Jacinto River in Magnolia Gardens, Texas. The dam is owned by the City of Houston and controlled by the Coastal Water Authority. The dam was constructed in 1954.", "page": 144}, {"text": "It is anticipated that a breach event would flow along the San Jacinto River and empty into the Grennel Slough and then into the Lynchburg Reservoir before making its way to the Gulf of Mexico.", "page": 144}, {"text": "Magnolia Gardens (Owned by City of Houston) | Lake Houston Dam | 66 | 281,800 | Satisfactory | Yes", "page": 140}]}, {"name": "Buffalo Bayou", "noted_for": "Downstream waterway into which Barker Dam water is released and which experienced flooding during Hurricane Harvey controlled release", "supporting_quotes": [{"text": "Downstream the water was released into Buffalo Bayou which was already experiencing flooding.", "page": 146}]}, {"name": "South Mayde Creek", "noted_for": "Waterway on which Addicks Dam is located", "supporting_quotes": [{"text": "Addicks Dam is located in the City of Houston on South Mayde Creek and is used for flood control purposes.", "page": 143}]}, {"name": "IH-10 (roads and bridges)", "noted_for": "Infrastructure identified as potentially impacted by an Addicks Dam breach", "supporting_quotes": [{"text": "a dam failure could cause limited infrastructure damage (roads and bridges IH-10), create power outages through the energy corridor which is an area that is covered in restaurants and hotels, and could disrupt utility systems.", "page": 143}]}, {"name": "Energy Corridor", "noted_for": "Area of restaurants and hotels identified as potentially experiencing power outages from an Addicks Dam breach", "supporting_quotes": [{"text": "create power outages through the energy corridor which is an area that is covered in restaurants and hotels, and could disrupt utility systems.", "page": 143}]}, {"name": "Addicks Watershed neighborhoods", "noted_for": "Approximately 53 neighborhoods located within the Addicks Watershed affected by controlled release during Hurricane Harvey", "supporting_quotes": [{"text": "Approximately 53 neighborhoods are located within the Addicks Watershed and 40 within Barker Dam.", "page": 146}]}, {"name": "Barker Dam watershed neighborhoods", "noted_for": "Approximately 40 neighborhoods located within the Barker Dam watershed affected by controlled release during Hurricane Harvey", "supporting_quotes": [{"text": "Approximately 53 neighborhoods are located within the Addicks Watershed and 40 within Barker Dam.", "page": 146}]}, {"name": "Grennel Slough", "noted_for": "Downstream waterway expected to receive breach flow from Lake Houston Dam", "supporting_quotes": [{"text": "It is anticipated that a breach event would flow along the San Jacinto River and empty into the Grennel Slough and then into the Lynchburg Reservoir before making its way to the Gulf of Mexico.", "page": 144}]}, {"name": "Lynchburg Reservoir", "noted_for": "Downstream water body expected to receive breach flow from Lake Houston Dam via Grennel Slough", "supporting_quotes": [{"text": "empty into the Grennel Slough and then into the Lynchburg Reservoir before making its way to the Gulf of Mexico.", "page": 144}]}]

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false
Flow depth 0-15 feet for Barker Dam and Addicks Dam; 0-25 feet for Lake Houston Dam.
Unlikely — an event is possible in the next ten years.
—
source
Drought14

Location

[{"name": "Lake Livingston", "noted_for": "Receives 87% of planning area's surface water supply from the Trinity River; could be depleted during extreme drought conditions", "supporting_quotes": [{"text": "Eighty-seven percent of the planning areas water supply flows from the Trinity River into Lake Livingston, and from the San Jacinto River into Lake Conroe and Lake Houston.", "page": 135}]}, {"name": "Lake Conroe", "noted_for": "Receives surface water supply from the San Jacinto River; could be depleted during extreme drought conditions", "supporting_quotes": [{"text": "Eighty-seven percent of the planning areas water supply flows from the Trinity River into Lake Livingston, and from the San Jacinto River into Lake Conroe and Lake Houston.", "page": 135}]}, {"name": "Lake Houston", "noted_for": "Receives surface water supply from the San Jacinto River; could be depleted during extreme drought conditions", "supporting_quotes": [{"text": "Eighty-seven percent of the planning areas water supply flows from the Trinity River into Lake Livingston, and from the San Jacinto River into Lake Conroe and Lake Houston.", "page": 135}]}, {"name": "Evangeline and Chicot aquifers", "noted_for": "Deep underground wells providing 13% of the City's water supply; subject to depletion during extreme drought", "supporting_quotes": [{"text": "Deep underground wells drilled into the Evangeline and Chicot aquifers currently provide the other 13 percent of the City's water supply.", "page": 135}]}, {"name": "Armand Bayou Nature Center", "noted_for": "Recreational activities such as canoeing may be curtailed during drought, resulting in fewer tourists and lower revenue", "supporting_quotes": [{"text": "Recreational activities that rely on water may be curtailed, such as canoeing at the Armand Bayou Nature Center, resulting in fewer tourists and lower revenue.", "page": 137}]}, {"name": "Houston Intercontinental Airport", "noted_for": "Referenced as a location where afternoon highs remained above 96 degrees every day during the May–August 1998 drought/heat event", "supporting_quotes": [{"text": "With the exception of one day in July, afternoon highs remained above 96 degrees every day at Houston Intercontinental Airport as well as many other locations across the region.", "page": 134}]}]

source
source
true
Range from abnormally dry to exceptional drought (D0 to D4 based on Palmer Drought Category); the City of Houston may typically experience a severe drought
0.
—
source
Expansive Soils11

Location

[{"name": "Coast Prairie", "noted_for": "The City of Houston planning area is located within the Coast Prairie, identified as low to moderately impacted by expansive soils", "supporting_quotes": [{"text": "The City of Houston planning area is located within the Coast Prairie, as identified within the black circle in Figure 11-2. The entire planning area is located in an area low to moderately impacted by expansive soils.", "page": 104}]}, {"name": "Slab on grade structures", "noted_for": "More likely to suffer damages from expansive soils than other structure types", "supporting_quotes": [{"text": "While all infrastructure within the City of Houston planning area is vulnerable, slab on grade structures are more likely to suffer damages from expansive soils.", "page": 107}]}, {"name": "Older structures built before 1980", "noted_for": "Approximately 539,639 residential structures built before 1980 may be more susceptible to damages from expansive soils due to less stringent building codes", "supporting_quotes": [{"text": "older structures built to less stringent building codes may also be more susceptible to damages than new construction.", "page": 107}, {"text": "the U.S. Census data indicates approximately 539,639 of the residential structures in the planning area were built before 1980 (Table 11-3) and may be more susceptible to damages.", "page": 107}]}, {"name": "Houses and one-story commercial buildings", "noted_for": "More apt to be damaged by expansion of swelling clays than multi-story buildings, which are usually heavy enough to counter swelling pressures", "supporting_quotes": [{"text": "Houses and one-story commercial buildings are more apt to be damaged by the expansion of swelling clays than are multi-story buildings, which are usually heavy enough to counter swelling pressures.", "page": 107}]}, {"name": "Bridges, highways, streets, and parking lots", "noted_for": "Most extensive damage from expansive soils can occur to these infrastructure types", "supporting_quotes": [{"text": "For the City of Houston planning area the most extensive damage from expansive soils can occur to bridges, highways, streets, and parking lots.", "page": 108}]}, {"name": "IH-10", "noted_for": "Highway identified as potentially affected by expansive soils, could hinder evacuations if deemed not usable during disasters", "supporting_quotes": [{"text": "highways (IH-10, IH-45, US-290, US-59, IH-37, and US-83/US-284) and mass transit (METRORail) can be affected by expansive soils and could hinder evacuations if deemed not usable during disasters.", "page": 107}]}, {"name": "IH-45", "noted_for": "Highway identified as potentially affected by expansive soils, could hinder evacuations if deemed not usable during disasters", "supporting_quotes": [{"text": "highways (IH-10, IH-45, US-290, US-59, IH-37, and US-83/US-284) and mass transit (METRORail) can be affected by expansive soils and could hinder evacuations if deemed not usable during disasters.", "page": 107}]}, {"name": "US-290", "noted_for": "Highway identified as potentially affected by expansive soils, could hinder evacuations if deemed not usable during disasters", "supporting_quotes": [{"text": "highways (IH-10, IH-45, US-290, US-59, IH-37, and US-83/US-284) and mass transit (METRORail) can be affected by expansive soils and could hinder evacuations if deemed not usable during disasters.", "page": 107}]}, {"name": "US-59", "noted_for": "Highway identified as potentially affected by expansive soils, could hinder evacuations if deemed not usable during disasters", "supporting_quotes": [{"text": "highways (IH-10, IH-45, US-290, US-59, IH-37, and US-83/US-284) and mass transit (METRORail) can be affected by expansive soils and could hinder evacuations if deemed not usable during disasters.", "page": 107}]}, {"name": "IH-37", "noted_for": "Highway identified as potentially affected by expansive soils, could hinder evacuations if deemed not usable during disasters", "supporting_quotes": [{"text": "highways (IH-10, IH-45, US-290, US-59, IH-37, and US-83/US-284) and mass transit (METRORail) can be affected by expansive soils and could hinder evacuations if deemed not usable during disasters.", "page": 107}]}, {"name": "US-83/US-284", "noted_for": "Highway identified as potentially affected by expansive soils, could hinder evacuations if deemed not usable during disasters", "supporting_quotes": [{"text": "highways (IH-10, IH-45, US-290, US-59, IH-37, and US-83/US-284) and mass transit (METRORail) can be affected by expansive soils and could hinder evacuations if deemed not usable during disasters.", "page": 107}]}, {"name": "METRORail", "noted_for": "Mass transit system identified as potentially affected by expansive soils, could hinder evacuations if deemed not usable during disasters", "supporting_quotes": [{"text": "highways (IH-10, IH-45, US-290, US-59, IH-37, and US-83/US-284) and mass transit (METRORail) can be affected by expansive soils and could hinder evacuations if deemed not usable during disasters.", "page": 107}]}, {"name": "Critical facilities (111 Law Enforcement, 110 Fire/Rescue/Emergency Services, 3 Airports, 14 Healthcare/Public Health, 24 Hospitals)", "noted_for": "Critical facilities identified as vulnerable to expansive soils in the planning area", "supporting_quotes": [{"text": "111 Law Enforcement Facilities; 110 Fire, Rescue and Emergency Services Facilities; 3 Airports with Support Facilities; 14 Healthcare/Public Health Facilities; and 24 Hospitals", "page": 107}]}]

source
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true
Volume changes in highly expansive soils range between 7 and 10 percent; under abnormal conditions, they can reach as high as 25 percent.
——
source
Extreme Heat7

Location

[{"name": "Houston Intercontinental Airport", "noted_for": "Recorded the highest temperature in the planning area during the July 2000 heat event (103°F) and all-time record highs of 109°F and 108°F in September 2000", "supporting_quotes": [{"text": "The highest temperature recorded in the planning area during this heat event was 103 degrees at Houston Intercontinental Airport.", "page": 69}, {"text": "The temperature at Houston Intercontinental soared to 109 degrees on the 4th and 108 degrees on the 5th, setting new records for the all-time highest temperatures recorded in Houston.", "page": 69}]}, {"name": "College Station", "noted_for": "Recorded all-time record high temperatures of 112°F and 111°F on September 4–5, 2000, and 6 consecutive days of 107°F or higher", "supporting_quotes": [{"text": "The temperature in College Station peaked at 112 degrees on the 4th and 111 degrees on the 5th, both the highest temperatures ever recorded in College Station.", "page": 69}, {"text": "College Station recorded 6 consecutive days of 107 degrees or higher.", "page": 69}]}, {"name": "Galveston", "noted_for": "Tied and then broke its all-time record high of 101°F in September 2000, reaching 104°F; first time on record with more than one 100-degree day in a season", "supporting_quotes": [{"text": "In Galveston, the all-time record high temperature of 101 degrees was tied on the 4th, then broken the next day when the temperature rose to 104 degrees.", "page": 69}, {"text": "Galveston reached 100 degrees or higher for the first time since 1939, and for the first time on record had more than one day in a season with 100-degree temperatures.", "page": 69}]}, {"name": "Harris County", "noted_for": "Location of 63 recorded extreme heat events from 1996–2017 with 124 total deaths; 17 of 19 heat-related deaths in July 2000 and all 5 deaths in September 2000 occurred here", "supporting_quotes": [{"text": "According to heat related incidents located solely within Harris County, there are 63 extreme heat events on record for the county which includes the City of Houston.", "page": 66}, {"text": "Of the 19 heat related deaths reported during this period, 17 were in Harris County.", "page": 69}, {"text": "All 5 heat related deaths occurred in Harris County.", "page": 69}]}]

source
source
true
Average daily heat index of 100°F to 110°F; heat index categories range from Caution (80–90°F) to Extreme Danger (125°F and higher); highest recorded temperature in plann...
Approximately 3 events every year based on 63 events in a 21-year reporting period; frequency supports a highly likely probability of future events
—
source
Flood5

Location

[{"name": "Eastern portion of the city (low-lying areas)", "noted_for": "Most vulnerable to flooding", "supporting_quotes": [{"text": "Areas that are most vulnerable to flooding include low-lying areas in the eastern portion of the city.", "page": 36}]}, {"name": "Buffalo Bayou at W Belt Drive", "noted_for": "Major Flood Stage gauge location; peak overflow elevation of 68.3 feet in March 1992", "supporting_quotes": [{"text": "Major Flood Stage: Buffalo Bayou at W Belt Drive, Houston TX reached an overflow elevation of 68.3 feet in March 1992.", "page": 43}]}, {"name": "Whiteoak Bayou at Alabonson Road", "noted_for": "Major Flood Stage gauge location; peak overflow elevation of 51.11 feet in June 2001", "supporting_quotes": [{"text": "Major Flood Stage: Whiteoak Bayou at Alabonson Road, Houston TX reached an overflow elevation of 51.11 feet in June 2001.", "page": 43}]}, {"name": "Cole Creek at Deihl Road", "noted_for": "Major Flood Stage gauge location; peak overflow elevation of 81.59 feet in June 2001", "supporting_quotes": [{"text": "Major Flood Stage: Cole Creek at Deihl Road, Houston TX reached an overflow elevation of 81.59 feet in June 2001.", "page": 43}]}, {"name": "Halls Bayou", "noted_for": "Major Flood Stage gauge location; peak overflow elevation of 64.89 feet in June 2001; also experienced significant flooding in June 2006 and overflowed banks in May 2015", "supporting_quotes": [{"text": "Major Flood Stage: Halls Bayou at Houston TX reached an overflow elevation of 64.89 feet in June 2001.", "page": 43}, {"text": "Sections of Sims, Halls, and Hunting Bayous with Vogel and White Oak Creeks experienced significant flooding.", "page": 49}, {"text": "Many bayous, including Brays, Keegans, Buffalo (610 Loop to Downtown Houston), White Oak, Armand, and Halls were out of banks.", "page": 49}]}, {"name": "Brickhouse Gully at Costa Rica Street", "noted_for": "Major Flood Stage gauge location; peak overflow elevation of 73.0 feet in June 2001; also flooded in May 2015", "supporting_quotes": [{"text": "Major Flood Stage: Brickhouse Gully at Costa Rica Street, Houston TX reached an overflow elevation of 73.0 feet in June 2001.", "page": 43}, {"text": "Additional flooding occurred along Brickhouse Gully, South Mayde Creek, San Jacinto River, Clear Creek, Rummel Creek, Willow Water Hole, Cypress Creek, Little Cypress Creek, Willow Creek and Spring Creek.", "page": 49}]}, {"name": "Greens Bayou at Ley Road", "noted_for": "Moderate Flood Stage gauge location; peak overflow elevation of 44.02 feet in June 2001", "supporting_quotes": [{"text": "Major Flood Stage: Greens Bayou at Ley Road, Houston TX reached an overflow elevation of 44.02 feet in June 2001.", "page": 43}]}, {"name": "Hunting Bayou at Hoffman Street", "noted_for": "Major Flood Stage gauge location; peak overflow elevation of 42.31 feet in September 2008", "supporting_quotes": [{"text": "Major Flood Stage: Hunting Bayou at Hoffman Street, Houston TX reached an overflow elevation of 42.31 feet in September 2008.", "page": 43}]}, {"name": "Little Whiteoak Bayou at Trimble Street", "noted_for": "Major Flood Stage gauge location; peak overflow elevation of 46.21 feet in June 2001", "supporting_quotes": [{"text": "Major Flood Stage: Little Whiteoak Bayou at Trimble Street, Houston TX reached an overflow elevation of 46.21 feet in June 2001.", "page": 43}]}, {"name": "Hunting Bayou at IH 610", "noted_for": "Major Flood Stage gauge location; peak overflow elevation of 41.97 feet in June 2001", "supporting_quotes": [{"text": "Major Flood Stage: Hunting Bayou at IH 610, Houston TX reached an overflow elevation of 41.97 feet in June 2001.", "page": 43}]}, {"name": "Buffalo Bayou at Piney Point", "noted_for": "Major Flood Stage gauge location; peak overflow elevation of 61.23 feet in March 1992", "supporting_quotes": [{"text": "Major Flood Stage: Buffalo Bayou at Piney Point, Houston TX reached an overflow elevation of 61.23 feet in March 1992.", "page": 43}]}, {"name": "Little Whiteoak Bayou (at Houston TX)", "noted_for": "Major Flood Stage gauge location; peak overflow elevation of 52.84 feet in June 2001", "supporting_quotes": [{"text": "Major Flood Stage: Little Whiteoak Bayou at, Houston TX reached an overflow elevation of 52.84 feet in June 2001.", "page": 43}]}, {"name": "Buffalo Bayou at Houston, TX", "noted_for": "Action Stage gauge location; peak overflow elevation of 49.0 feet in December 1936", "supporting_quotes": [{"text": "Major Flood Stage: Buffalo Bayou at Houston, TX reached an overflow elevation of 49.0 feet in December 1936.", "page": 44}]}, {"name": "Whiteoak Bayou at Main Street", "noted_for": "Action Stage gauge location; peak overflow elevation of 38.59 feet in June 2001", "supporting_quotes": [{"text": "Major Flood Stage: Whiteoak Bayou at Main Street, Houston TX reached an overflow elevation of 38.59 feet in June 2001.", "page": 44}]}, {"name": "Buffalo Bayou at Turning Basin", "noted_for": "Below Flood Stage gauge location; peak overflow elevation of 14.76 feet in September 2008", "supporting_quotes": [{"text": "Below Flood Stage: Buffalo Bayou at Turning Basin, Houston TX reached an overflow elevation of 14.76 feet in September 2008.", "page": 44}]}, {"name": "Brays Bayou at Gessner Drive", "noted_for": "Major Flood Stage gauge location; peak overflow elevation of 65.42 feet in March 1992", "supporting_quotes": [{"text": "Major Flood Stage: Brays Bayou at Gessner Drive, Houston TX reached an overflow elevation of 65.42 feet in March 1992.", "page": 44}]}, {"name": "Sims Bayou at Hiram Clarke Street", "noted_for": "Major Flood Stage gauge location; peak overflow elevation of 57.12 feet in June 1976", "supporting_quotes": [{"text": "Major Flood Stage: Sims Bayou at Hiram Clarke Street, Houston TX reached an overflow elevation of 57.12 feet in June 1976.", "page": 44}]}, {"name": "Brays Bayou at Houston TX", "noted_for": "Major Flood Stage gauge location; peak overflow elevation of 54.13 feet in June 2001; also flooded in May 2015", "supporting_quotes": [{"text": "Major Flood Stage: Brays Bayou at Houston TX reached an overflow elevation of 54.13 feet in June 2001.", "page": 44}, {"text": "Many bayous, including Brays, Keegans, Buffalo (610 Loop to Downtown Houston), White Oak, Armand, and Halls were out of banks.", "page": 49}]}, {"name": "Brays Bayou at MLK Jr. Boulevard", "noted_for": "Flood Stage gauge location; peak overflow elevation of 30.06 feet in September 2008", "supporting_quotes": [{"text": "Moderate Flood Stage: Brays Bayou at MLK Jr. Boulevard, Houston TX reached an overflow elevation of 30.06 feet in September 2008.", "page": 44}]}, {"name": "Sims Bayou at Houston TX", "noted_for": "Flood Stage gauge location; peak overflow elevation of 33.23 feet in August 1983", "supporting_quotes": [{"text": "Major Flood Stage: Sims Bayou at Houston TX reached an overflow elevation of 33.23 feet in August 1983.", "page": 44}]}, {"name": "Berry Bayou at Nevada Street", "noted_for": "Flood Stage gauge location; peak overflow elevation of 25.87 feet in April 2009", "supporting_quotes": [{"text": "Flood Stage: Berry Bayou at Nevada Street, Houston TX reached an overflow elevation of 25.87 feet in April 2009.", "page": 44}]}, {"name": "Sharpstown area", "noted_for": "Extensive flooding on November 17, 2003; approximately 300 homes flooded", "supporting_quotes": [{"text": "Heavy rainfall throughout the evening of November 17 caused extensive flooding in and around the Sharpstown area.", "page": 49}]}, {"name": "Interstate 45 and Beltway 610 vicinity (Belfort and Telephone Roads)", "noted_for": "Approximately 3,370 homes flooded with some water rescues during June 19, 2006 flash flood", "supporting_quotes": [{"text": "Approximately 3,370 homes were flooded with some water rescues in the Interstate 45 and Beltway 610 vicinity (Belfort and Telephone Roads).", "page": 49}]}, {"name": "Washburn Tunnel", "noted_for": "Flooded and impassable during June 19, 2006 flash flood", "supporting_quotes": [{"text": "The Washburn Tunnel was flooded and impassable while Interstate 10 at Federal Street's bypass was under water.", "page": 49}]}, {"name": "Interstate 10 at Federal Street bypass", "noted_for": "Under water during June 19, 2006 flash flood", "supporting_quotes": [{"text": "The Washburn Tunnel was flooded and impassable while Interstate 10 at Federal Street's bypass was under water.", "page": 49}]}, {"name": "Sims Bayou (June 2006 event)", "noted_for": "Experienced significant flooding with flood water in homes from 2 to 8 inches to as high as 18 to 20 inches", "supporting_quotes": [{"text": "Sections of Sims, Halls, and Hunting Bayous with Vogel and White Oak Creeks experienced significant flooding. Homes along these bayous and creeks had flood water in them from 2 to 8 inches to as high as 18 to 20 inches.", "page": 49}]}, {"name": "Hunting Bayou (June 2006 event)", "noted_for": "Experienced significant flooding with flood water in homes from 2 to 8 inches to as high as 18 to 20 inches", "supporting_quotes": [{"text": "Sections of Sims, Halls, and Hunting Bayous with Vogel and White Oak Creeks experienced significant flooding. Homes along these bayous and creeks had flood water in them from 2 to 8 inches to as high as 18 to 20 inches.", "page": 49}]}, {"name": "Vogel Creek", "noted_for": "Experienced significant flooding during June 2006 event", "supporting_quotes": [{"text": "Sections of Sims, Halls, and Hunting Bayous with Vogel and White Oak Creeks experienced significant flooding.", "page": 49}]}, {"name": "White Oak Creek", "noted_for": "Experienced significant flooding during June 2006 event", "supporting_quotes": [{"text": "Sections of Sims, Halls, and Hunting Bayous with Vogel and White Oak Creeks experienced significant flooding.", "page": 49}]}, {"name": "Keegans Bayou", "noted_for": "Out of banks during May 25, 2015 flash flood", "supporting_quotes": [{"text": "Many bayous, including Brays, Keegans, Buffalo (610 Loop to Downtown Houston), White Oak, Armand, and Halls were out of banks.", "page": 49}]}, {"name": "Buffalo Bayou (610 Loop to Downtown Houston)", "noted_for": "Out of banks during May 25, 2015 flash flood", "supporting_quotes": [{"text": "Many bayous, including Brays, Keegans, Buffalo (610 Loop to Downtown Houston), White Oak, Armand, and Halls were out of banks.", "page": 49}]}, {"name": "White Oak Bayou", "noted_for": "Out of banks during May 25, 2015 flash flood; also subject to $130 million flood relief projects announced January 2017", "supporting_quotes": [{"text": "Many bayous, including Brays, Keegans, Buffalo (610 Loop to Downtown Houston), White Oak, Armand, and Halls were out of banks.", "page": 49}, {"text": "Most recently, in January 2017 the City announced $130 million in flood relief projects along Brays, Hunting, and White Oak Bayous.", "page": 52}]}, {"name": "Armand Bayou", "noted_for": "Out of banks during May 25, 2015 flash flood", "supporting_quotes": [{"text": "Many bayous, including Brays, Keegans, Buffalo (610 Loop to Downtown Houston), White Oak, Armand, and Halls were out of banks.", "page": 49}]}, {"name": "South Mayde Creek", "noted_for": "Additional flooding during May 25, 2015 flash flood", "supporting_quotes": [{"text": "Additional flooding occurred along Brickhouse Gully, South Mayde Creek, San Jacinto River, Clear Creek, Rummel Creek, Willow Water Hole, Cypress Creek, Little Cypress Creek, Willow Creek and Spring Creek.", "page": 49}]}, {"name": "San Jacinto River", "noted_for": "Additional flooding during May 25, 2015 flash flood", "supporting_quotes": [{"text": "Additional flooding occurred along Brickhouse Gully, South Mayde Creek, San Jacinto River, Clear Creek, Rummel Creek, Willow Water Hole, Cypress Creek, Little Cypress Creek, Willow Creek and Spring Creek.", "page": 49}]}, {"name": "Clear Creek", "noted_for": "Additional flooding during May 25, 2015 flash flood", "supporting_quotes": [{"text": "Additional flooding occurred along Brickhouse Gully, South Mayde Creek, San Jacinto River, Clear Creek, Rummel Creek, Willow Water Hole, Cypress Creek, Little Cypress Creek, Willow Creek and Spring Creek.", "page": 49}]}, {"name": "Rummel Creek", "noted_for": "Additional flooding during May 25, 2015 flash flood", "supporting_quotes": [{"text": "Additional flooding occurred along Brickhouse Gully, South Mayde Creek, San Jacinto River, Clear Creek, Rummel Creek, Willow Water Hole, Cypress Creek, Little Cypress Creek, Willow Creek and Spring Creek.", "page": 49}]}, {"name": "Willow Water Hole", "noted_for": "Additional flooding during May 25, 2015 flash flood", "supporting_quotes": [{"text": "Additional flooding occurred along Brickhouse Gully, South Mayde Creek, San Jacinto River, Clear Creek, Rummel Creek, Willow Water Hole, Cypress Creek, Little Cypress Creek, Willow Creek and Spring Creek.", "page": 49}]}, {"name": "Cypress Creek", "noted_for": "Additional flooding during May 25, 2015 flash flood", "supporting_quotes": [{"text": "Additional flooding occurred along Brickhouse Gully, South Mayde Creek, San Jacinto River, Clear Creek, Rummel Creek, Willow Water Hole, Cypress Creek, Little Cypress Creek, Willow Creek and Spring Creek.", "page": 49}]}, {"name": "Little Cypress Creek", "noted_for": "Additional flooding during May 25, 2015 flash flood", "supporting_quotes": [{"text": "Additional flooding occurred along Brickhouse Gully, South Mayde Creek, San Jacinto River, Clear Creek, Rummel Creek, Willow Water Hole, Cypress Creek, Little Cypress Creek, Willow Creek and Spring Creek.", "page": 49}]}, {"name": "Willow Creek", "noted_for": "Additional flooding during May 25, 2015 flash flood", "supporting_quotes": [{"text": "Additional flooding occurred along Brickhouse Gully, South Mayde Creek, San Jacinto River, Clear Creek, Rummel Creek, Willow Water Hole, Cypress Creek, Little Cypress Creek, Willow Creek and Spring Creek.", "page": 49}]}, {"name": "Spring Creek", "noted_for": "Additional flooding during May 25, 2015 flash flood", "supporting_quotes": [{"text": "Additional flooding occurred along Brickhouse Gully, South Mayde Creek, San Jacinto River, Clear Creek, Rummel Creek, Willow Water Hole, Cypress Creek, Little Cypress Creek, Willow Creek and Spring Creek.", "page": 49}]}, {"name": "Western half of Harris County (April 17, 2016 event)", "noted_for": "10 to 15 inches of rain fell in less than 12 hours; estimated 40,000 vehicles and 10,000 homes flooded", "supporting_quotes": [{"text": "Heavy rain caused extensive flooding especially over western half of the county where 10 to 15 inches of rain fell in less than a 12 hour period. An estimated 40,000 vehicles and 10,000 homes were flooded.", "page": 49}]}, {"name": "Brays Bayou (flood relief projects)", "noted_for": "Subject to $130 million flood relief projects announced January 2017", "supporting_quotes": [{"text": "Most recently, in January 2017 the City announced $130 million in flood relief projects along Brays, Hunting, and White Oak Bayous.", "page": 52}]}, {"name": "Hunting Bayou (flood relief projects)", "noted_for": "Subject to $130 million flood relief projects announced January 2017", "supporting_quotes": [{"text": "Most recently, in January 2017 the City announced $130 million in flood relief projects along Brays, Hunting, and White Oak Bayous.", "page": 52}]}, {"name": "14 Fire Department Facilities", "noted_for": "Critical facilities located in the floodplain and vulnerable to flooding", "supporting_quotes": [{"text": "City of Houston: 14 Fire Department Facilities, 6 Police Department Facilities", "page": 50}]}, {"name": "6 Police Department Facilities", "noted_for": "Critical facilities located in the floodplain and vulnerable to flooding", "supporting_quotes": [{"text": "City of Houston: 14 Fire Department Facilities, 6 Police Department Facilities", "page": 50}]}]

source
source
false
Major Flood Stage, 33 feet and above (average estimated severity per flood event); historical peak events include overflow elevations up to 81.
Highly likely; an event is probable within the next year.
—
source
Hail12

Location

[{"name": "West side of Houston / I-10 between Hunters Creek Village and the West Loop", "noted_for": "Location of significant April 16, 2001 hail event with hail sizes 0.75 to 1.5 inches and damage exceeding $27 million", "supporting_quotes": [{"text": "Numerous reports of hail were reported on the west side of Houston the afternoon of April 16, 2001. Hail sizes from 0.75 inch to 1.5 inches were reported along I-10 between Hunters Creek Village and the West Loop.", "page": 116}]}, {"name": "South Braeswood and Fondren Road", "noted_for": "Hail measured 1 to 1.5 inches and accumulated up to several inches deep during April 16, 2001 event", "supporting_quotes": [{"text": "Hail measures 1 to 1.5 inches near South Braeswood and Fondren Road and accumulated up to several inches deep. The hail was still on the ground 24 hours after the storm.", "page": 116}]}, {"name": "Mobile or manufactured home parks", "noted_for": "Multiple parks throughout the planning area identified as typically more vulnerable to hail events than typical site-built structures", "supporting_quotes": [{"text": "The City of Houston planning area features multiple mobile or manufactured home parks throughout the planning area. These parks are typically more vulnerable to hail events than typical site built structures.", "page": 117}]}, {"name": "Manufactured homes (8,716 units)", "noted_for": "Scattered throughout the planning area and more vulnerable to hail events than typical site-built structures", "supporting_quotes": [{"text": "The U.S. Census data indicates a total of 8,716 manufactured homes located in the City of Houston planning area. In addition, 58.2 percent (approximately 539,639 structures) of the single family residential (SFR) structures in the City of Houston planning area were built before 1980.", "page": 117}]}, {"name": "Single family residential structures built before 1980 (approximately 539,639 structures)", "noted_for": "Built to lower or less stringent construction standards and may be more susceptible to damages during significant hail events", "supporting_quotes": [{"text": "58.2 percent (approximately 539,639 structures) of the single family residential (SFR) structures in the City of Houston planning area were built before 1980. These structures would typically be built to lower or less stringent construction standards than newer construction and may be more susceptible to damages during significant hail events.", "page": 117}]}, {"name": "Critical facilities (111 Law Enforcement, 110 Fire/Rescue/Emergency Services, 3 Airports, 14 Healthcare/Public Health, 24 Hospitals)", "noted_for": "Identified as vulnerable to hail events in the City of Houston planning area", "supporting_quotes": [{"text": "111 Law Enforcement Facilities; 110 Fire, Rescue and Emergency Services Facilities; 3 Airports with Support Facilities; 14 Healthcare/Public Health Facilities; and 24 Hospitals", "page": 117}, {"text": "Table 12-5 includes critical facilities that would be vulnerable to hail events in the City of Houston planning area.", "page": 117}]}, {"name": "Portable/school buildings and construction site structures", "noted_for": "More vulnerable to hail events than typical site-built structures", "supporting_quotes": [{"text": "Portable buildings typically utilized by schools and commercial sites such as construction areas would be more vulnerable to hail events than the typical site built structures.", "page": 117}]}, {"name": "Utility systems on roofs at school districts and critical facilities", "noted_for": "Vulnerable and could be damaged by hail", "supporting_quotes": [{"text": "Utility systems on roofs at school districts and critical facilities would be vulnerable and could be damaged.", "page": 117}]}]

source
source
true
H0 to H8 on the NCEI/TORRO scale (up to 3.
144 events in a 62-year reporting period, approximately 2 to 3 events every year; classified as highly likely probability of future events.
—
source
Hurricane6

Location

[{"name": "Mobile or manufactured home parks", "noted_for": "more vulnerable to hurricane events than typical site-built structures", "supporting_quotes": [{"text": "The City of Houston planning area features multiple mobile or manufactured home parks throughout the planning area. These parks are typically more vulnerable to hurricane events than typical site built structures.", "page": 60}]}, {"name": "Manufactured homes (scattered throughout planning area)", "noted_for": "located sporadically throughout the planning area and more vulnerable to hurricane events", "supporting_quotes": [{"text": "manufactured homes are located sporadically throughout the planning area. These homes would also be more vulnerable. The US Census data indicates a total of 8,716 manufactured homes located in the City of Houston planning area.", "page": 60}]}, {"name": "Single family residential structures built before 1980", "noted_for": "58.2% (approximately 539,639 structures) built to lower or less stringent construction standards, more susceptible to damages", "supporting_quotes": [{"text": "58.2% (approximately 539,639 structures) of the single family residential (SFR) structures in the City of Houston were built before 1980. These structures would typically be built to lower or less stringent construction standards than newer construction and may be more suseptible to damages during significant events.", "page": 60}]}, {"name": "Critical facilities (City of Houston)", "noted_for": "111 Law Enforcement Facilities; 110 Fire, Rescue and Emergency Services Facilities; 3 Airports with Support Facilities; 14 Healthcare/Public Health Facilities; and 24 Hospitals — all vulnerable to hurricane events", "supporting_quotes": [{"text": "111 Law Enforcement Facilities; 110 Fire, Rescue and Emergency Services Facilities; 3 Airports with Support Facilities; 14 Healthcare/Public Health Facilities; and 24 Hospitals", "page": 60}, {"text": "The following critical facilities would be vulnerable to hurricane events in the Houston planning area.", "page": 60}]}, {"name": "Galveston, Harris and Chambers Counties (coastal)", "noted_for": "approximately $8 billion of Hurricane Ike damage due to storm surge in these coastal counties", "supporting_quotes": [{"text": "an estimated $8 billion of that due to storm surge in coastal Galveston, Harris and Chambers Counties.", "page": 59}]}, {"name": "Elevated bridges", "noted_for": "driving conditions especially dangerous during hurricane events, elevating risk of injury and accidents during evacuations", "supporting_quotes": [{"text": "Driving conditions in the planning area may be dangerous during a hurricane event, especially over elevated bridges, elevating the risk of injury and accidents during evacuations if not timed properly.", "page": 61}]}]

source
source
true
Category 4 storm; wind speeds up to 131 mph; storm surge 13-18 feet (Category 4 range); the average extent to be mitigated for is a Category 4 storm
highly likely, with a frequency of occurrence of one event every year for the City of Houston planning area
—
source
Lightning9

Location

[{"name": "Riverbrook Apartments", "noted_for": "Lightning struck the apartments starting a structure fire; eighteen units were significantly damaged", "supporting_quotes": [{"text": "Lightning struck the Riverbrook Apartments starting a structure fire. Eighteen units were significantly damaged and a young boy was taken to the hospital for smoke inhalation.", "page": 88}]}, {"name": "Astroworld", "noted_for": "Lightning struck a tree at Astroworld injuring 17 teenagers", "supporting_quotes": [{"text": "Lightning struck tree at Astroworld injuring 17 teenagers. All were treated and quickly released with no permanent injuries.", "page": 88}]}, {"name": "Downtown high-rise buildings", "noted_for": "Outfitted with lightning rods to protect the buildings from lightning strikes", "supporting_quotes": [{"text": "The high-rise buildings downtown are outfitted with lightning rods to protect the buildings from lightning strikes.", "page": 89}]}, {"name": "City of Houston parks (52,912 acres total park space)", "noted_for": "Lightning events could impact recreational activities, placing residents and visitors in imminent danger, potentially requiring emergency services or park evacuation", "supporting_quotes": [{"text": "The City of Houston includes 52,912 acres of total park space. Lightning events could impact recreational activities, placing residents and visitors in imminent danger, potentially requiring emergency services or park evacuation.", "page": 90}]}, {"name": "Critical facilities (111 Law Enforcement; 110 Fire/Rescue/Emergency Services; 3 Airports; 14 Healthcare/Public Health; 24 Hospitals)", "noted_for": "All critical facilities could be impacted by a significant lightning strike despite many being equipped with lightning rods and surge protectors", "supporting_quotes": [{"text": "111 Law Enforcement Facilities; 110 Fire, Rescue and Emergency Services Facilities; 3 Airports with Support Facilities; 14 Healthcare/Public Health Facilities; and 24 Hospitals", "page": 90}, {"text": "While many of the critical facilities are equipped with lightning rods and surge protectors, all critical facilities could be impacted by a significant lightning strike.", "page": 89}]}]

source
source
true
LAL range of 2 to 5 (19 to 46 lightning strikes within 15 minutes); cloud-to-ground flash density of 12 to 28 per square mile; currents can be in excess of 150,000 amps;...
Highly likely — an event probable in the next year; 12 to 28 lightning flashes per square mile per year (approximately 7,524 to 17,556 flashes per year)
—
source
Thunderstorm Wind8

Location

[{"name": "Hawthorne Suites Motel (intersection of Beltway 8 and Stancliff)", "noted_for": "construction site where a worker was killed when the building under construction collapsed during the August 31, 1999 wind event", "supporting_quotes": [{"text": "A construction worker was killed when the Hawthorne Suites Motel under construction at intersection of Beltway 8 and Stancliff collapsed.", "page": 81}]}, {"name": "Gillman Subaru at Bellaire and US 59", "noted_for": "roof damage reported during the August 31, 1999 wind event", "supporting_quotes": [{"text": "Roof damage was reported at Gillman Subaru at Bellaire and US 59", "page": 81}]}, {"name": "Red Lion Hotel in the Galleria area", "noted_for": "a wall of glass was blown down during the August 31, 1999 wind event", "supporting_quotes": [{"text": "a wall of glass was blown down at the Red Lion Hotel in the Galleria area.", "page": 81}]}, {"name": "Westbury area", "noted_for": "multiple power lines downed and numerous trees down reported during the August 31, 1999 wind event", "supporting_quotes": [{"text": "Multiple power lines were downed in the Westbury area. In addition, there were numerous reports of trees down across central and southwest Houston including along 5th Street in Alief and in the Westbury area.", "page": 81}]}, {"name": "5th Street in Alief", "noted_for": "trees down reported during the August 31, 1999 wind event", "supporting_quotes": [{"text": "there were numerous reports of trees down across central and southwest Houston including along 5th Street in Alief and in the Westbury area.", "page": 81}]}, {"name": "Houston Hobby Airport", "noted_for": "wind gusts measured at 69 mph during the August 11, 2015 storm event", "supporting_quotes": [{"text": "Wind gusts were measured at 69 mph at the Houston Hobby Airport.", "page": 81}]}, {"name": "manufactured homes (8,716 units in planning area)", "noted_for": "identified as a structure type more vulnerable to thunderstorm wind events", "supporting_quotes": [{"text": "The U.S. Census data indicates a total of 8,716 manufactured homes located in the City of Houston planning area", "page": 81}, {"text": "Trees, power lines and poles, signage, manufactured housing, radio towers, concrete block walls, storage barns, windows, garbage receptacles, brick facades, and vehicles, unless reinforced, are vulnerable to thunderstorm wind events.", "page": 81}]}, {"name": "residential structures built before 1980 (approximately 539,639 structures)", "noted_for": "built to lower or less stringent construction standards, more susceptible to damages during significant wind events", "supporting_quotes": [{"text": "58.2 percent (approximately 539,639 structures) of the residential structures in the City of Houston planning area were built before 1980. These structures would typically be built to lower or less stringent construction standards than newer construction and may be more susceptible to damages during significant wind events.", "page": 81}]}, {"name": "portable buildings at schools and construction sites", "noted_for": "more vulnerable to thunderstorm wind events than typical site-built structures and could pose greater risk for wind-blown debris", "supporting_quotes": [{"text": "The portable buildings used at schools and construction sites would be more vulnerable to thunderstorm wind events than typical site built structures and could potentially pose a greater risk for wind-blown debris.", "page": 81}]}, {"name": "critical facilities (111 Law Enforcement, 110 Fire/Rescue/Emergency Services, 3 Airports, 14 Healthcare/Public Health, 24 Hospitals)", "noted_for": "identified as critical facilities vulnerable to thunderstorm wind events in the City of Houston planning area", "supporting_quotes": [{"text": "111 Law Enforcement Facilities; 110 Fire, Rescue and Emergency Services Facilities; 3 Airports with Support Facilities; 14 Healthcare/Public Health Facilities; and 24 Hospitals", "page": 82}]}, {"name": "park space (52,912 acres total)", "noted_for": "large thunderstorm wind event could impact recreational activities, placing visitors and residents in imminent danger; parks may be damaged or inaccessible due to downed trees or debris", "supporting_quotes": [{"text": "The City of Houston includes 52,912 acres of total park space. A large thunderstorm wind event could impact recreational activities, placing visitors and residents in imminent danger, potentially requiring emergency services or evacuation.", "page": 83}]}]

source
source
true
winds up to 200 mph (Wind Zone III); significant wind event defined as 'Force 12' on the Beaufort Wind Scale with winds above 84 mph; maximum wind speed recorded historic...
7 to 8 thunderstorm wind events every year; 170 events in a 22-year reporting period; frequency of occurrence is 'highly likely,' meaning an event is probable within the...
—
source
Tornado10

Location

[{"name": "Lake Houston", "noted_for": "F1 tornado reported moving northeast across Lake Houston by the Lake Houston dam operator (November 16, 1993 event)", "supporting_quotes": [{"text": "This F1 tornado was reported moving northeast across Lake Houston by the Lake Houston dam operator. There were 26 reported injuries and over $8 million (2017) dollars attributed to this event.", "page": 97}]}, {"name": "Indian Shores Estates", "noted_for": "F2 tornado crossed Lake Houston to the east shore to Indian Shores Estates (April 15, 1994 event)", "supporting_quotes": [{"text": "This tornado touched down on the west shore of Lake Houston, crossed the lake to the east shore to Indian Shores Estates. The tornado was reported as a strength of F2, approximately 300 yards wide, and had an approximate length of 2.5 miles.", "page": 98}]}, {"name": "Genoa Red Bluff and Red Bluff intersection", "noted_for": "EF-2 tornado touchdown location (October 31, 2015 event)", "supporting_quotes": [{"text": "This EF-2 tornado touched down near the Genoa Red Bluff and Red Bluff intersection and ended near the Spencer Highway and Myrtle Creek Drive intersection in La Porte.", "page": 98}]}, {"name": "Spencer Highway and Myrtle Creek Drive intersection, La Porte", "noted_for": "EF-2 tornado endpoint location (October 31, 2015 event), causing over $12 million in damages", "supporting_quotes": [{"text": "This EF-2 tornado touched down near the Genoa Red Bluff and Red Bluff intersection and ended near the Spencer Highway and Myrtle Creek Drive intersection in La Porte. There were no reported injuries but the damage estimates exceeded $12 million (2017) dollars.", "page": 98}]}, {"name": "manufactured home parks (multiple, throughout planning area)", "noted_for": "typically more vulnerable to tornado events than typical site-built structures", "supporting_quotes": [{"text": "The City of Houston planning area features multiple mobile or manufactured home parks throughout the planning area. These parks are typically more vulnerable to tornado events than typical site built structures.", "page": 99}]}, {"name": "single-family residential structures built before 1980", "noted_for": "58.2 percent (~539,639 structures) built before 1980, built to lower or less stringent construction standards, more susceptible to damages during significant tornado events", "supporting_quotes": [{"text": "58.2 percent (approximately 539,639 structures) of the Single Family Residential (SFR) structures in the City of Houston planning area were built before 1980. These structures would typically be built to lower or less stringent construction standards than newer construction and may be more susceptible to damages during significant tornado events.", "page": 99}]}, {"name": "critical facilities (law enforcement, fire/rescue, airports, healthcare, hospitals)", "noted_for": "identified as vulnerable to tornado events in the planning area", "supporting_quotes": [{"text": "111 Law Enforcement Facilities; 110 Fire, Rescue and Emergency Services Facilities; 3 Airports with Support Facilities; 14 Healthcare/Public Health Facilities; and 24 Hospitals", "page": 99}, {"text": "The following critical facilities would be vulnerable to tornado events in the planning area:", "page": 99}]}]

source
source
true
EF0 to EF2 historically; planning area could experience EF0 to EF4 based on Wind Zone III location; largest historical magnitude F2 ('Significant Tornado', 113-157 mph);...
approximately one every three years (16 events in a 67-year reporting period); supports a 'likely' probability of future events
—
source
Wildfire13

Location

[{"name": "Wildland Urban Interface (WUI) / perimeter of study area", "noted_for": "highest level of concern for wildfire; where wildland and urban areas interface", "supporting_quotes": [{"text": "The overall level of concern for wildfires is located mostly along the perimeter of the study area where wildland and urban areas interface. Figure 13-1 illustrates the areas that are the most vulnerable to wildfire throughout the City.", "page": 125}]}, {"name": "Areas along railroads", "noted_for": "increased risk of being affected by wildfire", "supporting_quotes": [{"text": "Areas along railroads and people whose homes are in woodland settings have an increased risk of being affected by wildfire.", "page": 125}]}, {"name": "Homes in woodland settings", "noted_for": "increased risk of being affected by wildfire", "supporting_quotes": [{"text": "Areas along railroads and people whose homes are in woodland settings have an increased risk of being affected by wildfire.", "page": 125}]}, {"name": "Areas along major highways", "noted_for": "increased vulnerability where empty lots and unoccupied areas are located", "supporting_quotes": [{"text": "Areas along major highways in the City have an increased vulnerability where empty lots and unoccupied areas are located.", "page": 125}]}, {"name": "Unoccupied buildings and open spaces (unmaintained)", "noted_for": "greatest vulnerability to wildfire", "supporting_quotes": [{"text": "Unoccupied buildings and open spaces that have not been maintained have the greatest vulnerability to wildfire.", "page": 125}]}, {"name": "Airport (1)", "noted_for": "critical facility located in the Wildland Urban Interface (WUI), more susceptible to wildfire", "supporting_quotes": [{"text": "City of Houston: 1 Airport, 14 Fire Department Facilities, 8 Police Department Facilities", "page": 126}]}, {"name": "Fire Department Facilities (14)", "noted_for": "critical facilities located in the Wildland Urban Interface (WUI), more susceptible to wildfire", "supporting_quotes": [{"text": "City of Houston: 1 Airport, 14 Fire Department Facilities, 8 Police Department Facilities", "page": 126}]}, {"name": "Police Department Facilities (8)", "noted_for": "critical facilities located in the Wildland Urban Interface (WUI), more susceptible to wildfire", "supporting_quotes": [{"text": "City of Houston: 1 Airport, 14 Fire Department Facilities, 8 Police Department Facilities", "page": 126}]}, {"name": "Woodway Square Apartments (1979 event)", "noted_for": "historic wildfire event consuming over 324 apartments and 10 city blocks due to wooden shingles and high winds", "supporting_quotes": [{"text": "1979 - Woodway Square Apartments Fire - City of Houston. The wide-spread use of wooden shingles and high winds created a firestorm that consumed over 324 apartments and 10 city blocks. The fire resulted in a seven alarm fire with losses of over $34 million.", "page": 125}]}, {"name": "Pleasantville subdivision (1995 event)", "noted_for": "required evacuation for more than 30 hours due to Houston Distribution Warehouse Fire", "supporting_quotes": [{"text": "1995 - Houston Distribution Warehouse Fire - City of Houston. This fire did not originate as a wildland fire but required the evacuation of the Pleasantville subdivision for more than 30 hours.", "page": 125}]}, {"name": "High density neighborhoods with small lots", "noted_for": "structures close together, increasing potential for fire to spread rapidly", "supporting_quotes": [{"text": "Some high density neighborhoods feature small lots with structures close together, increasing the potential for fire to spread rapidly.", "page": 127}]}, {"name": "City parks (52,912 acres total park space)", "noted_for": "recreation activities may be unavailable and tourism unappealing for years following a large wildfire event", "supporting_quotes": [{"text": "The City of Houston includes 52,912 acres of total park space. Recreation activities throughout the city's parks may be unavailable and tourism can be unappealing for years following a large wildfire event.", "page": 127}]}]

source
source
false
KBDI range of 300-400 (average extent KBDI of 400); Texas Forest Service Fire Intensity Scale rates City of Houston at predominantly low potential wildfire intensity, a 2...
43 events in an 11-year period (2005–2015); highly likely, meaning an event is probable within the next year; frequency is approximately 4 events every year
increase|low
source
Winter Storm16

Location

[{"name": "US 290 to the Harris-Waller county line", "noted_for": "iced over during the January 16, 2007 winter storm event", "supporting_quotes": [{"text": "US 290 to the Harris-Waller county line and the entry ramps on sections of Beltway 8 were also iced over.", "page": 152}]}, {"name": "Beltway 8 entry ramps", "noted_for": "iced over during the January 16, 2007 winter storm event", "supporting_quotes": [{"text": "US 290 to the Harris-Waller county line and the entry ramps on sections of Beltway 8 were also iced over.", "page": 152}]}, {"name": "northern and central regions of southeast Texas / northern and central portions of Harris County", "noted_for": "experienced widespread ice accumulation on roads, bridges, and roofing during January 16, 2007 event", "supporting_quotes": [{"text": "Widespread ice accumulation on roads, bridges, and the roofing of general structures across the northern and central portions of the county, including the City of Houston.", "page": 152}]}, {"name": "Critical Facilities (City of Houston)", "noted_for": "111 Law Enforcement Facilities; 110 Fire, Rescue and Emergency Services Facilities; 3 Airports with Support Facilities; 14 Healthcare/Public Health Facilities; and 24 Hospitals identified as vulnerable to winter storm events", "supporting_quotes": [{"text": "111 Law Enforcement Facilities; 110 Fire, Rescue and Emergency Services Facilities; 3 Airports with Support Facilities; 14 Healthcare/Public Health Facilities; and 24 Hospitals", "page": 153}]}]

source
source
true
Mild to moderate; 0.
Approximately once every three years; described as 'likely' with a winter storm likely to occur within the next three years; 7 recorded events from 1996 to 2017
—
source