Zip Code 03833

📍 Exeter, NH

Toxic Air Emissions Report (2024)

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

5.61 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in Exeter, NH released over 5.61 lbs of pollutants. The primary source was CHEMTAN CO INC, which emitted Formic acid into the local air. Air quality in 03833 is relatively consistent with regional baselines.

Top Polluting Facilities

CHEMTAN CO INC

Owned by: nan

Formic acid released to air

4.15 lbs

LBS
OWENS CORNING ROOFING & ASPHALT LLC. Cancer Risk

Owned by: OWENS CORNING

Polycyclic aromatic compounds released to air

0.76 lbs

LBS
QUIKRETE - BOSTON MA PLANT Cancer Risk

Owned by: QUIKRETE HOLDINGS

Lead released to air

0.695709 lbs

LBS
SIG SAUER INC Cancer Risk

Owned by: nan

Lead released to air

0.001 lbs

LBS

Nearby Pollution Sources (< 20 miles)

Newington, NH (03801) 9.6 mi away

Heavy Industrial Activity

14,493.61 lbs

Annual Emissions
Newburyport, MA (01950) 12.1 mi away

Heavy Industrial Activity

10,041.90 lbs

Annual Emissions
Seabrook, NH (03874) 7.9 mi away

Heavy Industrial Activity

231.00 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 03839 Report: 03848 Report: 03851 Report: 03802 Report: 03801 Report: 03867

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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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