Zip Code 51601

📍 Shenandoah, IA

Toxic Air Emissions Report (2024)

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

32,575.00 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in Shenandoah, IA released over 32,575.00 lbs of pollutants. The primary source was GREEN PLAINS SHENANDOAH LLC, which emitted large quantities of Acrolein into the local air. Residents of 51601 face significantly higher exposure risks than the national average.

Top Polluting Facilities

GREEN PLAINS SHENANDOAH LLC Cancer Risk

Owned by: GREEN PLAINS RENEWABLE ENERGY INC

Acrolein released to air

7,500.00 lbs

LBS
GREEN PLAINS SHENANDOAH LLC Cancer Risk

Owned by: GREEN PLAINS RENEWABLE ENERGY INC

Acetaldehyde released to air

6,880.00 lbs

LBS
GREEN PLAINS SHENANDOAH LLC

Owned by: GREEN PLAINS RENEWABLE ENERGY INC

Methanol released to air

6,300.00 lbs

LBS
GREEN PLAINS SHENANDOAH LLC

Owned by: GREEN PLAINS RENEWABLE ENERGY INC

Ammonia released to air

6,102.00 lbs

LBS
GREEN PLAINS SHENANDOAH LLC Cancer Risk

Owned by: GREEN PLAINS RENEWABLE ENERGY INC

Formaldehyde released to air

5,780.00 lbs

LBS
CHS SHENANDOAH FEED

Owned by: CHS INC

Zinc compounds released to air

13 lbs

LBS

Nearby Pollution Sources (< 20 miles)

Red Oak, IA (51566) 18.7 mi away

Heavy Industrial Activity

6,988.35 lbs

Annual Emissions
Clarinda, IA (51632) 17.1 mi away

Heavy Industrial Activity

134.00 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 51632 Report: 51566 Report: 51560 Report: 51555 Report: 51537 Report: 51510

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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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