Santa Barbara County, CA

ZIP 93254

In ZIP 93254, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Cuyama Community Services District has 1 contaminant at or over an EPA legal limit; 11 contaminants are above health goals, led by arsenic at 6,984× 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: Clean Harbors Buttonwillow LLC (100%), mostly asbestos (friable).
• Fine particles (PM2.5) average 5.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 1,826,041 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 93254

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

Based on 2 census tracts · compiled September 10, 2026 · how each grade works and its sources

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