Zip Code 01532

📍 Northborough, MA

Toxic Air Emissions Report (2024)

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

44.63 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in Northborough, MA released over 44.63 lbs of pollutants. The primary source was ISOMEDIX OPERATIONS INC., which emitted Ethylene oxide into the local air. Air quality in 01532 is relatively consistent with regional baselines.

Top Polluting Facilities

ISOMEDIX OPERATIONS INC. Cancer Risk

Owned by: STERIS CORP

Ethylene oxide released to air

44.63 lbs

LBS

Nearby Pollution Sources (< 20 miles)

Worcester, MA (01606) 7.6 mi away

Heavy Industrial Activity

11,723.60 lbs

Annual Emissions
Spencer, MA (01562) 18.3 mi away

Heavy Industrial Activity

11,245.00 lbs

Annual Emissions
Leominster, MA (01453) 15.5 mi away

Heavy Industrial Activity

5,401.79 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 01534 Report: 01535

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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 Ethylene oxide.

View Recommended HEPA Filters →

Chemical Breakdown

Top 5 Pollutants by Weight

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