St. Joseph County, MI
The federal environmental record for St. Joseph County (population 60,878): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
1
Superfund NPL sites
2
federal cleanup sites
1
PFAS-detecting water systems
9
TRI facilities
45
open tank releases
Superfund NPL sites
| Site | City | Status | Listed |
|---|---|---|---|
| Sturgis Municipal Wells | Sturgis | on the NPL | 09/21/1984 |
Drinking water: PFAS testing
Public water systems serving St. Joseph 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 |
|---|---|---|
| THREE RIVERS MI0006610 | PFBA: 6.8 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
9 facilities in St. Joseph filed TRI reports for 2024, totalling 126k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| AQUATIC CO | THREE RIVERS | Styrene | 65k lb |
| ABBOTT NUTRITION | STURGIS | Sulfuryl fluoride | 39k lb |
| MICHIGAN MILK PRODUCERS ASSOC | CONSTANTINE | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Nitric acid | 20k lb |
| AMERICAN AXLE & MANUFACTURING INC | THREE RIVERS | Nickel, Manganese | 1k lb |
| METAL TECHNOLOGIES INC THREE RIVERS GRAY IRON | THREE RIVERS | Lead | 61 lb |
| OX INDUSTRIES - WHITE PIGEON | WHITE PIGEON | Lead | 6 lb |
| KADANT JOHNSON INC | THREE RIVERS | Copper compounds | 5 lb |
| OX ENGINEERED PRODUCTS INC | CONSTANTINE | Lead compounds | 1 lb |
| ARMSTRONG INTERNATIONAL INC | THREE RIVERS | Chromium | 1 lb |
Underground fuel tanks
EPA's UST Finder records 271 tank facilities in St. Joseph: 116 tanks in service and 664 closed. 125 fuel releases are on record, of which 45 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps St. Joseph as Zone 1, the highest predicted indoor radon levels (over 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 St. Joseph, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- PORTAGE METAL FINISHINGTHREE RIVERS
- VARNELL PLATINGTHREE RIVERS