Zip Code 51111

📍 Sioux City, IA

Toxic Air Emissions Report (2024)

86.73 lbs

Total Air Pollution

In 2024, industrial facilities in Sioux City, IA released over 86.73 lbs of pollutants. The primary source was VALMONT COATINGS INC DBA SIOUXLAND GALVANIZING CORP., which emitted Zinc compounds into the local air. Air quality in 51111 is relatively consistent with regional baselines.

Top Polluting Facilities

VALMONT COATINGS INC DBA SIOUXLAND GALVANIZING CORP.

Owned by: VALMONT INDUSTRIES INC

Zinc compounds released to air

78 lbs

LBS
JEBRO INC Cancer Risk

Owned by: KNIFE RIVER

Polycyclic aromatic compounds released to air

8.73 lbs

LBS

Check Nearby Zip Codes

Report: 51106 Report: 51105 Report: 51101 Report: 51054 Report: 51052 Report: 51041

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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 Zinc compounds.

View Recommended HEPA Filters →