Guadalupe County, TX

ZIP 78108

In ZIP 78108, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Springs Hill Sud has 1 contaminant at or over an EPA legal limit; 19 contaminants are above health goals, led by pfos at 4.4× California’s Public Health Goal.
• Nearest Superfund site: Eldorado Chemical Co., Inc., 5.9 miles away.
• Largest share of modeled toxic air from industry: Structural Metals Inc (59%), mostly chromium compounds.
• Fine particles (PM2.5) average 8.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 84,653 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 78108

• Superfund sites nearbyA to D
• Factories and industrial sitesC
• Oil and gas wellsD
• Parks and nature nearbyC to F
• Air qualityB to D
• Drinking water qualityC to F
• Pesticide useC to F
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsC

Based on 13 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…