Oneida County, WI
The federal environmental record for Oneida County (population 38,226): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
6
federal cleanup sites
1
PFAS-detecting water systems
6
TRI facilities
10
open tank releases
Drinking water: PFAS testing
Public water systems serving Oneida 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 |
|---|---|---|
| RHINELANDER WATER & WASTEWATER WI7440126 | PFHxA: 11 ng/L PFPeA: 9.6 ng/L PFOA: 6.8 ng/L | above final limit |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
6 facilities in Oneida filed TRI reports for 2024, totalling 137k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| CHARTER NEXT GENERATION - RHINELANDER | RHINELANDER | Ozone | 114k lb |
| AHLSTROM RHINELANDER LLC | RHINELANDER | Toluene, Ammonia | 22k lb |
| AHLSTROM COATED PRODUCTS LLC | RHINELANDER | Toluene | 1k lb |
| SUPERIOR DIESEL INC | RHINELANDER | - | 0 lb |
| ETS-LINDGREN RF ENCLOSURES | MINOCQUA | - | 0 lb |
| LALLEMAND BIO-INGREDIENTS USA | RHINELANDER | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 487 tank facilities in Oneida: 145 tanks in service and 1,066 closed. 245 fuel releases are on record, of which 10 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Oneida 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 Oneida, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- FS-NORTH CENTRAL FOREST EXPERIMENTS STATIONRHINELANDER
- LINDY CLEANERSRHINELANDER
- NICOLET NF: BUTTERNUT LAKE SITEHILES TOWNSHIP
- PRAIRIE TRAIL SITERHINELANDER
- RHINELANDER LANDFILLRHINELANDER
- STELLA TOWNSHIP PFAS CONTAMINATIONSTARKS