Hillsborough, FL

ZIP 33620

In ZIP 33620, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: University Of South Florida has 2 contaminants at or over an EPA legal limit; 16 contaminants are above health goals, led by pfos at 24× California’s Public Health Goal.
• Nearest Superfund site: Normandy Park Apartments, 1.5 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Chromalloy Castings (76%), mostly cobalt.
• Fine particles (PM2.5) average 8.3 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 33620

• Superfund sites nearbyF
• Factories and industrial sitesF
• Oil and gas wellsA
• Parks and nature nearbyD
• Air qualityD
• Drinking water qualityF
• Pesticide useF
• Neighborhood health statusB
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsC
• Radiation signalsC

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

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