Zip Code 57049

📍 North Sioux City, SD

Toxic Air Emissions Report (2024)

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

15.00 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in North Sioux City, SD released over 15.00 lbs of pollutants. The primary source was ROYAL CANIN USA INC., which emitted Nitrate compounds (water dissociable; reportable only when in aqueous solution) into the local air. Air quality in 57049 is relatively consistent with regional baselines.

Top Polluting Facilities

ROYAL CANIN USA INC.

Owned by: MARS INC

Nitrate compounds (water dissociable; reportable only when in aqueous solution) released to air

15 lbs

LBS

Nearby Pollution Sources (< 20 miles)

Sergeant Bluff, IA (51054) 11.6 mi away

Heavy Industrial Activity

1,711,281.89 lbs

Annual Emissions
Sioux City, IA (51101) 5.7 mi away

Heavy Industrial Activity

940,746.00 lbs

Annual Emissions
Dakota City, NE (68731) 10.3 mi away

Heavy Industrial Activity

50,616.00 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 57043 Report: 57042 Report: 57039 Report: 57059 Report: 57034 Report: 57064

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Protect Your Lungs

Because toxic gases and VOCs were detected in this area (likely from the Nitrate compounds (water dissociable; reportable only when in aqueous solution)), 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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