Zip Code 52040

📍 Dyersville, IA

Toxic Air Emissions Report (2024)

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

25,637.73 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in Dyersville, IA released over 25,637.73 lbs of pollutants. The primary source was BIG RIVER UNITED ENERGY LLC, which emitted large quantities of n-Hexane into the local air. Residents of 52040 face significantly higher exposure risks than the national average.

Top Polluting Facilities

BIG RIVER UNITED ENERGY LLC

Owned by: BIG RIVER RESOURCES LLC

n-Hexane released to air

6,688.86 lbs

LBS
BIG RIVER UNITED ENERGY LLC Cancer Risk

Owned by: BIG RIVER RESOURCES LLC

Acetaldehyde released to air

5,988.37 lbs

LBS
BIG RIVER UNITED ENERGY LLC

Owned by: BIG RIVER RESOURCES LLC

Formic acid released to air

4,823.86 lbs

LBS
BIG RIVER UNITED ENERGY LLC

Owned by: BIG RIVER RESOURCES LLC

Methanol released to air

4,187.19 lbs

LBS
BIG RIVER UNITED ENERGY LLC Cancer Risk

Owned by: BIG RIVER RESOURCES LLC

Acrolein released to air

3,944.35 lbs

LBS
MODERNFOLD INC. Cancer Risk

Owned by: DORMA - GROUP NA CORP

Lead released to air

5.1 lbs

LBS

Nearby Pollution Sources (< 20 miles)

Farley, IA (52046) 6.2 mi away

Heavy Industrial Activity

2,324.33 lbs

Annual Emissions
Dubuque, IA (52002) 19.5 mi away

Heavy Industrial Activity

1,979.62 lbs

Annual Emissions
Peosta, IA (52068) 16.0 mi away

Heavy Industrial Activity

1,632.60 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 52046 Report: 52031 Report: 52057 Report: 52060 Report: 52068 Report: 52002

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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 Methanol.

View Recommended HEPA Filters →

Chemical Breakdown

Top 5 Pollutants by Weight

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