Zip Code 91109

📍 Pasadena, CA

Toxic Air Emissions Report (2024)

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

1.47 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in Pasadena, CA released over 1.47 lbs of pollutants. The primary source was PASADENA PLANT 14, which emitted Lead compounds into the local air. Air quality in 91109 is relatively consistent with regional baselines.

Top Polluting Facilities

PASADENA PLANT 14

Owned by: MCC DEVELOPMENT CORP

Lead compounds released to air

1.46708 lbs

LBS
NASA JET PROPULSION LABORATORY Cancer Risk

Owned by: NATIONAL AERONAUTICS & SPACE ADMINISTRATION

Lead released to air

0.00318 lbs

LBS

Nearby Pollution Sources (< 20 miles)

Van Nuys, CA (91406) 19.9 mi away

Heavy Industrial Activity

63,650.00 lbs

Annual Emissions
Palmdale, CA (93550) 18.6 mi away

Heavy Industrial Activity

20,264.00 lbs

Annual Emissions
City Of Commerce, CA (90040) 10.9 mi away

Heavy Industrial Activity

16,933.88 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 91016 Report: 91303 Report: 91311 Report: 91320 Report: 91331 Report: 91340

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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.

View Recommended HEPA Filters →

Chemical Breakdown

Top 5 Pollutants by Weight

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