Cassia County, ID
The federal environmental record for Cassia County (population 25,696): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
6
federal cleanup sites
0
PFAS-detecting water systems
4
TRI facilities
0
open tank releases
Drinking water: PFAS testing
No public water system serving Cassia 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)
4 facilities in Cassia filed TRI reports for 2024, totalling 5.6M lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| MCCAIN FOODS USA INC. | BURLEY | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Hydrogen sulfide | 5.6M lb |
| ALTO MAGIC VALLEY LLC | BURLEY | Ammonia, Formic acid | 4k lb |
| TESSENDERLO KERLEY INC. | BURLEY | Carbon disulfide | 1k lb |
| DDP SPECIALTY ELECTRONIC MATERIAL US LLC. | BURLEY | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 169 tank facilities in Cassia: 61 tanks in service and 340 closed. 46 fuel releases are on record, of which 0 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Cassia 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 Cassia, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- AGRONOMICS ACID SPILLDECLO
- BURLEY DEMOLITION ASBESTOS SITEBURLEY
- USDA FS SAWTOOTH NF:BLACK PINE HISTORIC MINE TAILINGSBURLEY
- USDOI BLM CASSIA CO #1OAKLEY
- USDOI BLM CASSIA CO #2OAKLEY
- USDOI BLM CASSIA CO #3OAKLEY