Forrest County, MS
The federal environmental record for Forrest County (population 78,208): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
2
Superfund NPL sites
4
federal cleanup sites
1
PFAS-detecting water systems
12
TRI facilities
47
open tank releases
Superfund NPL sites
| Site | City | Status | Listed |
|---|---|---|---|
| Davis Timber Company | Hattiesburg | deleted | 07/27/2000 |
| Hercules Inc | Hattiesburg | on the NPL | 12/22/2022 |
Drinking water: PFAS testing
Public water systems serving Forrest 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 |
|---|---|---|
| SUNRISE UTILITY ASSN INC MS0180013 | PFOA: 5.5 ng/L | above final limit |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
12 facilities in Forrest filed TRI reports for 2024, totalling 249k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| ZEON CHEMICALS LP MISSISSIPPI PLANT | HATTIESBURG | Toluene, Dicyclopentadiene | 124k lb |
| US ARMY NATIONAL GUARD CAMP SHELBY RANGES | CAMP SHELBY | Copper, Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 60k lb |
| MAR-JAC POULTRY MS LLC | HATTIESBURG | Ammonia, Hydrogen sulfide | 58k lb |
| RESINALL CORP | HATTIESBURG | Dicyclopentadiene, Styrene | 3k lb |
| REHLKO - HATTIESBURG ENGINE PLANT NO. 1 | HATTIESBURG | Copper, Chromium | 2k lb |
| JOHNSON CONTROLS - YORK INTERNATIONAL | HATTIESBURG | Nickel, Chromium | 945 lb |
| C L DEWS & SONS FOUNDRY & MACHINERY CO INC | HATTIESBURG | Chromium, Manganese | 591 lb |
| USA YEAST CO | HATTIESBURG | Ammonia | 10 lb |
| MMC MATERIALS INC - HATTIESBURG | HATTIESBURG | Lead | 1 lb |
| HIXSON LUMBER CO LLC | HATTIESBURG | - | 0 lb |
| MISSISSIPPI TANK CO | HATTIESBURG | - | 0 lb |
| REHLKO - HATTIESBURG ENGINE PLANT NO. 2 | HATTIESBURG | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 295 tank facilities in Forrest: 239 tanks in service and 627 closed. 97 fuel releases are on record, of which 47 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Forrest 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 Forrest, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- CHAPMAN RESIDENTIAL MERCURYHATTIESBURG
- KANSAS CITY SOUTHERN RAILROAD DERAILMENTHATTIESBURG
- MACKIE DAVIS FARMHATTIESBURG
- NORFOLK SOUTHER PETAL MS DERAILMENTPETAL