Zip Code 78221

📍 San Antonio, TX

Toxic Air Emissions Report (2024)

Data Source: EPA TRI (2024) • Updated Nov 2025

1,311.00 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in San Antonio, TX released over 1,311.00 lbs of pollutants. The primary source was NAVISTAR SAN ANTONIO MANUFACTURING, which emitted n-Butyl alcohol into the local air. Air quality in 78221 is relatively consistent with regional baselines.

Top Polluting Facilities

NAVISTAR SAN ANTONIO MANUFACTURING

Owned by: TRATON US LLC

n-Butyl alcohol released to air

640.00 lbs

LBS
NAVISTAR SAN ANTONIO MANUFACTURING

Owned by: TRATON US LLC

Ethylene glycol released to air

401.00 lbs

LBS
NAVISTAR SAN ANTONIO MANUFACTURING

Owned by: TRATON US LLC

1,2,4-Trimethylbenzene released to air

244.00 lbs

LBS
NAVISTAR SAN ANTONIO MANUFACTURING

Owned by: TRATON US LLC

Methanol released to air

26 lbs

LBS

Nearby Pollution Sources (< 20 miles)

San Antonio, TX (78264) 11.1 mi away

Heavy Industrial Activity

126,688.96 lbs

Annual Emissions
San Antonio, TX (78223) 4.6 mi away

Heavy Industrial Activity

53,697.47 lbs

Annual Emissions
Elmendorf, TX (78112) 10.6 mi away

Heavy Industrial Activity

49,367.10 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 78220 Report: 78219 Report: 78223 Report: 78218

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Protect Your Lungs

The primary pollutants detected here are likely heavy particulates. To protect your lungs, ensure you use a True HEPA (H13) filter, which captures 99.97% of airborne particles like n-Butyl alcohol.

View Recommended HEPA Filters →

Chemical Breakdown

Top 5 Pollutants by Weight

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