Chambers County, TX

ZIP 77580

In ZIP 77580, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: City Of Baytown has 1 contaminant at or over an EPA legal limit; 13 contaminants are above health goals, led by lead at 46× California’s Public Health Goal.
• Closer to Superfund sites than 57% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Equistar Chemicals Bayport Chemicals Plant (43%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 69,664 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 77580

• Superfund sites nearbyC
• Factories and industrial sitesF
• Oil and gas wellsF
• Parks and nature nearbyC
• Air qualityC
• Drinking water qualityD to F
• Pesticide useF
• Neighborhood health statusC
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsB

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

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