Zip Code 99337

📍 Kennewick, WA

Toxic Air Emissions Report (2024)

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

74,876.00 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in Kennewick, WA released over 74,876.00 lbs of pollutants. The primary source was NUTRIEN US LLC, which emitted large quantities of Ammonia into the local air. Residents of 99337 face significantly higher exposure risks than the national average.

Top Polluting Facilities

NUTRIEN US LLC

Owned by: NUTRIEN US TOPCO LLC

Ammonia released to air

63,323.00 lbs

LBS
NUTRIEN US LLC

Owned by: NUTRIEN US TOPCO LLC

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

6,977.00 lbs

LBS
TESSENDERLO KERLEY INC.

Owned by: TESSENDERLO KERLEY INC

Carbon disulfide released to air

4,574.00 lbs

LBS
TESSENDERLO KERLEY INC.

Owned by: TESSENDERLO KERLEY INC

Ammonia released to air

1 lbs

LBS
TESSENDERLO KERLEY INC.

Owned by: TESSENDERLO KERLEY INC

Dimethylamine released to air

1 lbs

LBS

Nearby Pollution Sources (< 20 miles)

Wallula, WA (99363) 13.0 mi away

Heavy Industrial Activity

876,887.50 lbs

Annual Emissions
Pasco, WA (99301) 5.0 mi away

Heavy Industrial Activity

40,698.76 lbs

Annual Emissions
Richland, WA (99354) 12.8 mi away

Heavy Industrial Activity

31,069.22 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 99344 Report: 99326 Report: 99354 Report: 99363 Report: 99301 Report: 99403

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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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