Hillsborough, FL

ZIP 33615

In ZIP 33615, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Hcwrc/Pebble Creek Subdivision has 2 contaminants at or over an EPA legal limit; 10 contaminants are above health goals, led by pfos at 6.1× California’s Public Health Goal.
• Nearest Superfund site: Southern Solvents, Inc., 4.9 miles away.
• Largest share of modeled toxic air from industry: Chromalloy Castings (37%), mostly cobalt.
• Fine particles (PM2.5) average 8.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 2,111,467 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 33615

• Superfund sites nearbyC to D
• Factories and industrial sitesB
• Oil and gas wellsA
• Parks and nature nearbyC to D
• Air qualityD
• Drinking water qualityC to F
• Pesticide useD to F
• Neighborhood health statusA to D
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA to F

Based on 13 census tracts · compiled September 10, 2026 · how each grade works and its sources

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