Ventura County, CA

ZIP 93040

In ZIP 93040, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Cal American Water Company - Piru has 2 contaminants at or over an EPA legal limit; 11 contaminants are above health goals, led by pfoa at 829× California’s Public Health Goal.
• Nearest Superfund site: Pacific Coast Pipeline, 3.4 miles away.
• Largest share of modeled toxic air from industry: Remo Inc (30%), mostly diisocyanates.
• Fine particles (PM2.5) average 6.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 2,496,015 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 93040

• Superfund sites nearbyC to F
• Factories and industrial sitesA to B
• Oil and gas wellsF
• Parks and nature nearbyA to B
• Air qualityA to B
• Drinking water qualityB to F
• Pesticide useF
• Neighborhood health statusC
• Past wildfire impactsF
• Past flood impactsA
• Noise levelsA
• Radiation signalsF

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

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