Houston County, AL

ZIP 36321

In ZIP 36321, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Dothan Utilities, City Of meets every EPA legal limit; 12 contaminants are above health goals, led by pfos at 1.2× California’s Public Health Goal.
• Nearest Superfund site: American Brass Inc., 8.4 miles away.
• Largest share of modeled toxic air from industry: Qualico Steel Co Inc (79%), mostly chromium.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 455,054 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 36321

• Superfund sites nearbyA to C
• Factories and industrial sitesB to C
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityC
• Drinking water qualityA to C
• Pesticide useF
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsC to D
• Radiation signalsA to B

Based on 2 census tracts · compiled October 25, 2026 · how each grade works and its sources

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