Webb County, TX

ZIP 78019

In ZIP 78019, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Webb County Water Dispenser meets every EPA legal limit; 8 contaminants are above health goals, led by bromodichloromethane at 304× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Midwest Sterilization Corp (100%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 30,116 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 78019

• Superfund sites nearbyA
• Factories and industrial sitesB to C
• Oil and gas wellsD
• Parks and nature nearbyB to C
• Air qualityB
• Drinking water qualityA to D
• Pesticide useC to F
• Neighborhood health statusC
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsC

Based on 2 census tracts · compiled September 10, 2026 · how each grade works and its sources

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