Jackson County, TX

ZIP 77970

In ZIP 77970, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Sunrise Bay Subdivision meets every EPA legal limit; 8 contaminants are above health goals, led by dibromochloromethane at 72× California’s Public Health Goal.
• Closer to Superfund sites than 54% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Formosa Plastics Corp Texas (76%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 219,618 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 77970

• Superfund sites nearbyC
• Factories and industrial sitesD
• Oil and gas wellsF
• Parks and nature nearbyC
• Air qualityB
• Drinking water qualityB to C
• Pesticide useF
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsD
• Radiation signalsB

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

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