Chambers County, TX

ZIP 77597

In ZIP 77597, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Tbcd West Treatment Plant meets every EPA legal limit; 9 contaminants are above health goals, led by bromodichloromethane at 83× California’s Public Health Goal.
• Nearest Superfund site: Petro-Chemical Systems, Inc. (turtle Bayou), 6.7 miles away.
• Largest share of modeled toxic air from industry: Equistar Chemicals Bayport Chemicals Plant (41%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.2 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 77597

• Superfund sites nearbyD
• Factories and industrial sitesD
• Oil and gas wellsF
• Parks and nature nearbyB
• Air qualityB
• Drinking water qualityC
• Pesticide useF
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsB

Based on 1 census tract · compiled October 25, 2026 · how each grade works and its sources

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