Tulare County, CA

ZIP 93247

In ZIP 93247, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Lsid-Strathmore System meets every EPA legal limit; 8 contaminants are above health goals, led by lead at 40× California’s Public Health Goal.
• Nearest Superfund site: Beckman Instruments (porterville Plant), 7.3 miles away.
• Largest share of modeled toxic air from industry: Gfp Ethanol LLC Dba Calgren Renewable Fuels (83%), mostly acrolein.
• Fine particles (PM2.5) average 11.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 5,378,638 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 93247

• Superfund sites nearbyA
• Factories and industrial sitesA to C
• Oil and gas wellsA
• Parks and nature nearbyB to D
• Air qualityF
• Drinking water qualityD to F
• Pesticide useF
• Neighborhood health statusC to D
• Past wildfire impactsA to F
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsD

Based on 8 census tracts · compiled September 10, 2026 · how each grade works and its sources

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