Plaquemines Parish, LA
The federal environmental record for Plaquemines Parish (population 22,386): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
0
federal cleanup sites
2
PFAS-detecting water systems
12
TRI facilities
1
open tank releases
Drinking water: PFAS testing
Public water systems serving Plaquemines 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 |
|---|---|---|
| PORT SULPHUR WATER DISTRICT LA1075006 | PFBA: 5.6 ng/L PFOS: 4.6 ng/L | above final limit |
| BELLE CHASSE WATER DISTRICT LA1075001 | PFBA: 8.1 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
12 facilities in Plaquemines filed TRI reports for 2024, totalling 579k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| CHEVRON ORONITE CO LLC - OAK POINT PLANT | BELLE CHASSE | Xylene (mixed isomers), Ethylene glycol | 348k lb |
| HARVEST LOUISIANA TERMINALS LLC - ALLIANCE TERMINAL | BELLE CHASSE | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Toluene | 119k lb |
| C&C MARINE & REPAIR L.L.C. | BELLE CHASSE | Xylene (mixed isomers), n-Butyl alcohol | 72k lb |
| TARGA MIDSTREAM SERVICES - VENICE GAS PLANT | VENICE | n-Hexane, Cyclohexane | 23k lb |
| CMP COATINGS INC. | BELLE CHASSE | Xylene (mixed isomers), Certain glycol ethers | 13k lb |
| SUN DRILLING PRODUCTS CORP | BELLE CHASSE | Styrene | 4k lb |
| US NAVY NAVAL AIR STATION JOINT RESERVE BASE NEW ORLEANS | BELLE CHASSE | Xylene (mixed isomers), Benzene | 1k lb |
| JOHN W STONE OIL DISTRIBUTOR VENICE FUEL DOCK | VENICE | Methanol, Naphthalene | 132 lb |
| REDGUARD LLC | BELLE CHASSE | Lead And Lead Compounds | 15 lb |
| IWS GAS & SUPPLY | BELLE CHASSE | Propylene | 10 lb |
| JOHN W STONE OIL DISTRIBUTORS LLC | BELLE CHASSE | Naphthalene | 0 lb |
| HOLCIM - PLAQUEMINES LNG PLANT | PORT SULPHUR | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 96 tank facilities in Plaquemines: 56 tanks in service and 214 closed. 47 fuel releases are on record, of which 1 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Plaquemines 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 - $39