Union Parish, LA
The federal environmental record for Union Parish (population 20,650): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
1
Superfund NPL sites
2
federal cleanup sites
1
PFAS-detecting water systems
2
TRI facilities
7
open tank releases
Superfund NPL sites
| Site | City | Status | Listed |
|---|---|---|---|
| Marion Pressure Treating | Marion | on the NPL | 02/04/2000 |
Drinking water: PFAS testing
Public water systems serving Union with at least one PFAS detection under UCMR5. The federal limit for PFOA and PFOS is 4 ng/L; EPA proposed in May 2026 to rescind the limits for the other compounds, which are shown for information.
| System | Highest results | Reading |
|---|---|---|
| FARMERVILLE WATER SYSTEM LA1111005 | PFPeA: 4.8 ng/L PFHpA: 3.5 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
2 facilities in Union filed TRI reports for 2024, totalling 928k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| FOSTER FARMS FARMERVILLE PLANT | FARMERVILLE | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Ammonia | 928k lb |
| SUN COAST RESOURCES LLC | FARMERVILLE | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 130 tank facilities in Union: 59 tanks in service and 314 closed. 25 fuel releases are on record, of which 7 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Union as Zone 3, the lowest predicted indoor radon (under 2 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 Union, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- BERNICE CYLINDERBERNICE
- MARION PRESSURE TREATINGMARION