Mason County, WV
The federal environmental record for Mason County (population 24,765): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
1
Superfund NPL sites
7
federal cleanup sites
1
PFAS-detecting water systems
4
TRI facilities
2
open tank releases
Superfund NPL sites
| Site | City | Status | Listed |
|---|---|---|---|
| West Virginia Ordnance (USARMY) | Point Pleasant | on the NPL | 09/08/1983 |
Drinking water: PFAS testing
Public water systems serving Mason 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 |
|---|---|---|
| POINT PLEASANT WATER WORKS WV3302710 | PFHxS: 4 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
4 facilities in Mason filed TRI reports for 2024, totalling 1.8M lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| FELMAN PRODUCTION INC | LETART | Manganese compounds, Lead compounds | 1.1M lb |
| MOUNTAINEER PLANT | NEW HAVEN | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)), Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 688k lb |
| APG POLYTECH LLC | APPLE GROVE | Ethylene glycol, 1,4-Dioxane | 56k lb |
| ICL-IP AMERICA INC | GALLIPOLIS FERRY | Phenol, 1,2-Dichloropropane | 6k lb |
Underground fuel tanks
EPA's UST Finder records 109 tank facilities in Mason: 62 tanks in service and 270 closed. 31 fuel releases are on record, of which 2 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Mason 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 Mason, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- FORMER MARIETTA SHIPYARDPOINT PLEASANT
- GALLIPOLIS LOCK AND DAMGALLIPOLIS FERRY
- ICL-NORTH AMERICA INC - GALLIPOLIS FERRY PLANTGALLIPOLIS FERRY
- PANTASOTE - WV ORDNANCE (US ARMY) OU13POINT PLEASANT
- SELLITE AREA (OU11) DRUM SITEPOINT PLEASANT
- U.S. DEFENSE NATIONAL STOCKPILE CENTER POINT PLEASANT DEPOTPOINT PLEASANT
- WEST VIRGINIA ORDNANCE (USARMY)POINT PLEASANT