Burnet County, TX

ZIP 78654

In ZIP 78654, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: City Of Horseshoe Bay meets every EPA legal limit; 10 contaminants are above health goals, led by lead at 32× California’s Public Health Goal.
• Nearest Superfund site: Main Street Ground Water Plume, 3.5 miles away.
• Largest share of modeled toxic air from industry: Tesla Giga Texas (83%), mostly polycyclic aromatic compounds.
• Fine particles (PM2.5) average 7.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 8,469 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 78654

• Superfund sites nearbyA to D
• Factories and industrial sitesA to B
• Oil and gas wellsA to B
• Parks and nature nearbyB to C
• Air qualityB to C
• Drinking water qualityC to F
• Pesticide useC to F
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsB to C

Based on 12 census tracts · compiled September 10, 2026 · how each grade works and its sources

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