Zip Code 95046

📍 San Martin, CA

Toxic Air Emissions Report (2024)

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

0.01 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in San Martin, CA released over 0.01 lbs of pollutants. The primary source was CALSTONE SAN MARTIN-OLDCASTLE APG, which emitted Lead compounds into the local air. Air quality in 95046 is relatively consistent with regional baselines.

Top Polluting Facilities

CALSTONE SAN MARTIN-OLDCASTLE APG

Owned by: CRH AMERICAS INC

Lead compounds released to air

0.01258 lbs

LBS

Nearby Pollution Sources (< 20 miles)

San Jose, CA (95119) 14.2 mi away

Heavy Industrial Activity

45 lbs

Annual Emissions
Morgan Hill, CA (95037) 4.1 mi away

Heavy Industrial Activity

0.17 lbs

Annual Emissions
Gilroy, CA (95020) 5.5 mi away

Heavy Industrial Activity

0.00768 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 95050 Report: 95051 Report: 95054 Report: 95037 Report: 95035 Report: 95060

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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 Lead compounds.

View Recommended HEPA Filters →

Chemical Breakdown

Top 5 Pollutants by Weight

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