Walla Walla County, WA
The federal environmental record for Walla Walla County (population 61,568): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
3
federal cleanup sites
0
PFAS-detecting water systems
5
TRI facilities
16
open tank releases
Drinking water: PFAS testing
No public water system serving Walla Walla reported a PFAS detection in the UCMR5 national testing round. Systems serving under 3,300 people were only sampled in part, so absence from this table is not proof of absence in the water.
Facilities reporting toxic releases (2024)
5 facilities in Walla Walla filed TRI reports for 2024, totalling 1.1M lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| BOISE WHITE PAPER LLC | WALLULA | Methanol, Ammonia | 999k lb |
| TYSON FRESH MEATS INC PASCO | WALLULA | Ammonia, Hydrogen sulfide | 102k lb |
| WALLA WALLA FOUNDRY INC. | WALLA WALLA | Copper | 750 lb |
| NELSON IRRIGATION CORP | WALLA WALLA | Copper | 150 lb |
| KEY TECHNOLOGY INC | WALLA WALLA | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 276 tank facilities in Walla Walla: 102 tanks in service and 629 closed. 16 fuel releases are on record, of which 16 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Walla Walla as Zone 2, moderate predicted indoor radon (2 to 4 pCi/L average). Radon and air quality are covered in depth on lung.com.
The record for one specific address
County figures blur what matters: distance. The Address Environmental Report runs these same federal datasets against one address and reports every site, tank, polluter and water result around it, with distances, in about a minute.
Get the report - $39All federal cleanup sites on file
The wider Superfund enterprise inventory (SEMS) for Walla Walla, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- COE CIVIL WALLA WALLA DISTRICT HQWALLA WALLA
- COE-CIVIL ICE HARBOR DAMBURBANK
- STUBBLEFIELD SALVAGEWALLA WALLA