Chippewa County, WI
The federal environmental record for Chippewa County (population 66,970): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
1
Superfund NPL sites
3
federal cleanup sites
1
PFAS-detecting water systems
9
TRI facilities
9
open tank releases
Superfund NPL sites
| Site | City | Status | Listed |
|---|---|---|---|
| National Presto Industries, Inc. | Eau Claire | on the NPL | 06/10/1986 |
Drinking water: PFAS testing
Public water systems serving Chippewa 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 |
|---|---|---|
| CHIPPEWA FALLS WATERWORKS WI6090456 | PFBS: 4.8 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
9 facilities in Chippewa filed TRI reports for 2024, totalling 188k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| CHARTER NEXT GENERATION - BLOOMER | BLOOMER | Ozone | 91k lb |
| PIONEER METAL FINISHING - CHIPPEWA FALLS | CHIPPEWA FALLS | Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region), Dichloromethane | 45k lb |
| ASSOCIATED MILK PRODUCERS INC. | JIM FALLS | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Nitric acid | 26k lb |
| ACE ETHANOL LLC | STANLEY | Acetaldehyde, Ammonia | 13k lb |
| TTM TECHNOLOGIES N.A. LLC | CHIPPEWA FALLS | Nitrate compounds (water dissociable; reportable only when in aqueous solution), N-Methyl-2-pyrrolidone | 7k lb |
| NORDSON EXTRUSION DIES INDUSTRIES LLC | CHIPPEWA FALLS | Toluene | 6k lb |
| TTM TECHNOLOGIES N.A. LLC | CHIPPEWA FALLS | Copper And Copper Compounds | 19 lb |
| NORTHERN CROSSARM INC | CHIPPEWA FALLS | - | 0 lb |
| GVS FILTRATION | BLOOMER | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 563 tank facilities in Chippewa: 166 tanks in service and 1,118 closed. 258 fuel releases are on record, of which 9 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Chippewa 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 Chippewa, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- BETTER BRITE III/CHIPPEWA FALLSCHIPPEWA FALLS
- NATIONAL PRESTO INDUSTRIES INCEAU CLAIRE
- SCHNEIDER AE & SONCHIPPEWA FALLS