Clean Water Act discharge permit · NPDES ING040207
RESPONSIBLE ENERGY OPERATIONS LLC ANTIOCH MINE, Montgomery, IN: NPDES ING040207 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 12Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
RESPONSIBLE ENERGY OPERATIONS LLC ANTIOCH MINE, held by Responsible Energy Operations LLC Antioch Mine, holds NPDES permit ING040207, which discharges to Antioch Creek. EPA’s file records it issued March 15, 2020 and expiring March 31, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | RESPONSIBLE ENERGY OPERATIONS LLC ANTIOCH MINE |
|---|---|
| Permittee as filed | Responsible Energy Operations LLC Antioch Mine |
| NPDES ID | ING040207 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | March 15, 2020 |
| Expiration date | March 31, 2025 |
| Issuing agency | IDEM |
| Address | Montgomery, IN 47558 |
| Receiving water | Antioch Creek |
| Subwatershed | Eagan Ditch-South Fork Prairie Creek (HUC 051202020705) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 12Pollutants on file
- 12Under a numeric limit
- 8With a violation of any kind
- 5With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 16 | 76 | 18 | March 31, 2026 | 660% over the limit |
| Iron, total [as Fe] | 16 | 73 | 15 | March 31, 2026 | 997% over the limit |
| pH | 16 | 63 | 5 | May 31, 2025 | |
| Solids, settleable | 16 | 60 | 2 | June 30, 2021 | 180% over the limit |
| Manganese, total [as Mn] | 2 | 1 | 1 | May 31, 2026 | 17% over the limit |
| Flow, in conduit or thru treatment plant | 16 | 58 | 0 | ||
| Duration | 7 | 32 | 0 | ||
| Precipitation volume | 7 | 32 | 0 | ||
| Copper, total [as Cu] | 2 | 0 | 0 | ||
| Nickel, total [as Ni] | 2 | 0 | 0 | ||
| Zinc, total [as Zn] | 2 | 0 | 0 | ||
| Aluminum, total [as Al] | 2 | 0 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES ING040207.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID ING040207 there.
Nearby on the register
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- Every permit record in Indiana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.