Tulare County, CA

ZIP 93277

In ZIP 93277, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Cws - Visalia has 1 contaminant at or over an EPA legal limit; 20 contaminants are above health goals, led by pfhxs at 1.5× California Notification Level.
• Nearest Superfund site: Southern California Edison Co. (visalia Poleyard), 9.7 miles away.
• Largest share of modeled toxic air from industry: Bluescope Buildings N.A. Inc (65%), mostly chromium.
• Fine particles (PM2.5) average 10.2 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 93277

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

Based on 14 census tracts · compiled October 25, 2026 · how each grade works and its sources

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