Benton County, AR
The federal environmental record for Benton County (population 311,013): 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
18
TRI facilities
2
open tank releases
Drinking water: PFAS testing
Public water systems serving Benton 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 |
|---|---|---|
| BENTONVILLE WATER UTILITIES AR0000041 | 6:2 FTS: 6.2 ng/L | detected |
| SILOAM SPRINGS WATERWORKS AR0000056 | PFBS: 7 ng/L PFPeA: 5.5 ng/L PFHxA: 3.8 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
18 facilities in Benton filed TRI reports for 2024, totalling 568k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| AMERICAN ELECTRIC POWER FLINT CREEK PLANT | GENTRY | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)), Hydrogen fluoride | 282k lb |
| GATES CORP | SILOAM SPRINGS | Zinc compounds | 109k lb |
| BEKAERT CORP | ROGERS | Zinc compounds, Copper compounds | 65k lb |
| OZARK MOUNTAIN POULTRY INC | ROGERS | Ammonia, Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 58k lb |
| SIMMONS PREPARED FOODS- BENTON COUNTY | GENTRY | Ammonia, Peracetic acid | 21k lb |
| TYSON POULTRY, INC. /TYSON DISTRIBUTION CENTER | ROGERS | Ammonia | 15k lb |
| MAC HOLDINGS INC DBA MID-AMERICA CABINETS | GENTRY | Toluene | 14k lb |
| TYSON POULTRY INC. - TOR | ROGERS | Peracetic acid | 1k lb |
| COBB-VANTRESS INC. FEED MILL | SILOAM SPRINGS | Formaldehyde | 1k lb |
| PREFORMED LINE PRODUCTS CO | ROGERS | Diisocyanates | 138 lb |
| KENNAMETAL INC.-ROGERS | ROGERS | Cobalt | 109 lb |
| APAC-CENTRAL, INC., SPRINGDALE READY MIX | SPRINGDALE | Lead And Lead Compounds | 71 lb |
| STANDARD MATERIALS GROUP INC.-ROGERS | ROGERS | Lead And Lead Compounds | 26 lb |
| STANDARD MATERIALS GROUP INC.-CENTERTON | BENTONVILLE | Lead And Lead Compounds | 20 lb |
| APAC-CENTRAL INC. SHARPS ASPHALT | SPRINGDALE | Polycyclic aromatic compounds, Benzo[g,h,i]perylene | 1 lb |
| SIMMONS-DECATUR FEEDMIL | DECATUR | - | 0 lb |
| OZARK READY MIX - DBA PROMIX CONCRETE | LOWELL | - | 0 lb |
| WEBB WHEEL PRODUCTS INC | SILOAM SPRINGS | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 364 tank facilities in Benton: 298 tanks in service and 678 closed. 32 fuel releases are on record, of which 2 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Benton 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 - $39