Limestone County, AL

ZIP 35611

In ZIP 35611, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Limestone County Water & Sewer Auth. has 4 contaminants at or over an EPA legal limit; 14 contaminants are above health goals, led by pfos at 7.2× 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: Ascend Performance Materials Operations Llc-Decatur Plant (48%), mostly acrylonitrile.
• Fine particles (PM2.5) average 7.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 240,367 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 35611

• Superfund sites nearbyA
• Factories and industrial sitesC to D
• Oil and gas wellsA
• Parks and nature nearbyC to F
• Air qualityB
• Drinking water qualityF
• Pesticide useF
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to C
• Radiation signalsC to D

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

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