Zip Code 52101

📍 Decorah, IA

Toxic Air Emissions Report (2024)

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

195.13 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in Decorah, IA released over 195.13 lbs of pollutants. The primary source was INFASTECH-DECORAH LLC, which emitted Nitric acid into the local air. Air quality in 52101 is relatively consistent with regional baselines.

Top Polluting Facilities

INFASTECH-DECORAH LLC

Owned by: STANLEY BLACK & DECKER

Nitric acid released to air

195.00 lbs

LBS
ROCKWELL COLLINS - DECORAH OPERATIONS Cancer Risk

Owned by: RTX CORP

Lead released to air

0.13 lbs

LBS

Nearby Pollution Sources (< 20 miles)

Cresco, IA (52136) 16.9 mi away

Heavy Industrial Activity

178.00 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 52068 Report: 52136 Report: 52060 Report: 52057 Report: 52154 Report: 52046

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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 Nitric acid.

View Recommended HEPA Filters →

Chemical Breakdown

Top 5 Pollutants by Weight

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