Zip Code 19446

📍 Lansdale, PA

Toxic Air Emissions Report (2024)

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

5.77 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in Lansdale, PA released over 5.77 lbs of pollutants. The primary source was REX HEAT TREAT-LANSDALE INC, which emitted Ammonia into the local air. Air quality in 19446 is relatively consistent with regional baselines.

Top Polluting Facilities

REX HEAT TREAT-LANSDALE INC

Owned by: REXMET CORP

Ammonia released to air

5.43 lbs

LBS
CAES SYSTEMS LLC Cancer Risk

Owned by: HONEYWELL INTERNATIONAL INC

Lead released to air

0.34 lbs

LBS

Nearby Pollution Sources (< 20 miles)

Trappe, PA (19426) 8.1 mi away

Heavy Industrial Activity

246,704.06 lbs

Annual Emissions
Conshohocken, PA (19428) 10.7 mi away

Heavy Industrial Activity

15,749.05 lbs

Annual Emissions
Warminster, PA (18974) 11.0 mi away

Heavy Industrial Activity

14,531.92 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 19442 Report: 19440 Report: 19438 Report: 19457 Report: 19428 Report: 19464

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Protect Your Lungs

Because toxic gases and VOCs were detected in this area (likely from the Ammonia), 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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