Jefferson County, IN
The federal environmental record for Jefferson County (population 33,056): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
3
federal cleanup sites
3
PFAS-detecting water systems
7
TRI facilities
6
open tank releases
Drinking water: PFAS testing
Public water systems serving Jefferson 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 |
|---|---|---|
| HANOVER WATER DEPARTMENT IN5239003 | PFOA: 6.3 ng/L PFBS: 5.2 ng/L PFOS: 4.1 ng/L | above final limit |
| MADISON WATER DEPARTMENT, IN IN5239006 | PFBS: 8.5 ng/L PFOA: 4.6 ng/L | above final limit |
| CANAAN UTILITIES IN5239001 | PFBS: 4.3 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
7 facilities in Jefferson filed TRI reports for 2024, totalling 1.5M lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| CLIFTY CREEK STATION | MADISON | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Barium And Barium Compounds | 1.4M lb |
| US PREMIER TUBE MILLS | MADISON | Certain glycol ethers | 16k lb |
| VEHICLE SERVICE GROUP | MADISON | 1,2,4-Trimethylbenzene, Manganese | 11k lb |
| MADISON PRECISION PRODUCTS INC. | MADISON | Copper, Manganese | 780 lb |
| ARVIN SANGO INC | MADISON | Chromium, Manganese | 669 lb |
| NUCOR TUBULAR PRODUCTS LLC | MADISON | Manganese And Manganese Compounds, Lead | 177 lb |
| MADISON CHEMICAL CO INC | MADISON | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 105 tank facilities in Jefferson: 53 tanks in service and 273 closed. 52 fuel releases are on record, of which 6 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Jefferson 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 Jefferson, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- BENNETT DRUM SITEMADISON
- US ARMY JEFFERSON PROVING GROUNDMADISON
- US ARMY JEFFERSON PROVING GROUNDSMADISON