Clean Water Act discharge permit · NPDES ING040256
ALCOA FUELS INC LIBERTY MINE, Boonville, IN: NPDES ING040256 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 12Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
ALCOA FUELS INC LIBERTY MINE, held by ALCOA Fuels Inc Liberty Mine, holds NPDES permit ING040256, which discharges to Squaw Creek. EPA’s file records it issued March 11, 2021 and expiring March 31, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | ALCOA FUELS INC LIBERTY MINE |
|---|---|
| Permittee as filed | ALCOA Fuels Inc Liberty Mine |
| NPDES ID | ING040256 |
| 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 11, 2021 |
| Expiration date | March 31, 2026 |
| Issuing agency | IDEM |
| Address | Boonville, IN 47601 |
| Receiving water | Squaw Creek |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Headwaters Otter Creek (HUC 051402011001) |
| NAICS | 212111 – Bituminous Coal and Lignite Surface Mining |
| SIC | 1221 – Bituminous Coal And Lignite - Surface |
| Other EPA IDs (FRS) | ICIS-AIR source IN0000001817300111 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 12Pollutants on file
- 12Under a numeric limit
- 4With a violation of any kind
- 2With 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 | 26 | 14 | 4 | May 31, 2015 | 57% over the limit |
| Iron, total [as Fe] | 26 | 11 | 1 | May 31, 2015 | 10% over the limit |
| pH | 26 | 1 | 0 | ||
| Solids, settleable | 26 | 1 | 0 | ||
| Hardness, total [as CaCO3] | 26 | 0 | 0 | ||
| Magnesium, total recoverable | 26 | 0 | 0 | ||
| Chloride [as Cl] | 26 | 0 | 0 | ||
| Sulfate, total [as SO4] | 26 | 0 | 0 | ||
| Manganese, total recoverable | 26 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 26 | 0 | 0 | ||
| Duration | 13 | 0 | 0 | ||
| Precipitation volume | 13 | 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 ING040256.
Velarion’s copy of EPA’s ICIS-NPDES files does not 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 ING040256 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 October 14, 2026.