Zip Code 00921

📍 San Juan, PR

Toxic Air Emissions Report (2024)

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

10.00 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in San Juan, PR released over 10.00 lbs of pollutants. The primary source was SUIZA DAIRY CORP, which emitted Nitrate compounds (water dissociable; reportable only when in aqueous solution) into the local air. Air quality in 00921 is relatively consistent with regional baselines.

Top Polluting Facilities

SUIZA DAIRY CORP

Owned by: GRUPO GLORIA HOLDING CO

Nitrate compounds (water dissociable; reportable only when in aqueous solution) released to air

5 lbs

LBS
SUIZA DAIRY CORP

Owned by: GRUPO GLORIA HOLDING CO

Nitric acid released to air

5 lbs

LBS

Nearby Pollution Sources (< 20 miles)

Cidra, PR (00739) 17.0 mi away

Heavy Industrial Activity

91,521.00 lbs

Annual Emissions
Puerto Nuevo, PR (00920) 0.0 mi away

Heavy Industrial Activity

63,072.95 lbs

Annual Emissions
Toa Baja, PR (00949) 12.8 mi away

Heavy Industrial Activity

53,731.95 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 00920 Report: 00924

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Protect Your Lungs

Because toxic gases and VOCs were detected in this area (likely from the Nitrate compounds (water dissociable; reportable only when in aqueous solution)), standard filters are not enough. We strongly recommend an Activated Carbon purifier to adsorb these fumes.

View Recommended Carbon Filters →

Chemical Breakdown

Top 5 Pollutants by Weight

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