Clean Water Act discharge permit · NPDES IN0062979
CARMEUSE LIME & STONE INCORPORATED BUFFINGTON STATION, Gary, IN: NPDES IN0062979 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 17Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
CARMEUSE LIME & STONE INCORPORATED BUFFINGTON STATION, held by CARMEUSE LIME & STONE INC, holds NPDES permit IN0062979, which discharges to Lake Michigan. EPA’s file records it issued October 12, 2018 and expiring November 30, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | CARMEUSE LIME & STONE INCORPORATED BUFFINGTON STATION |
|---|---|
| Permittee as filed | CARMEUSE LIME & STONE INC |
| NPDES ID | IN0062979 |
| 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 | October 12, 2018 |
| Expiration date | November 30, 2023 |
| Issuing agency | IDEM |
| Address | Gary, IN 46402 |
| Receiving water | LAKE MICHIGAN |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Calumet River-Frontal Lake Michigan (HUC 040400010603) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 17Pollutants on file
- 17Under a numeric limit
- 17With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| pH | 2 | 27 | 3 | August 31, 2025 | |
| Oil and grease, hexane extr method | 1 | 13 | 0 | ||
| Arsenic, total recoverable | 1 | 13 | 0 | ||
| Iron, total recoverable | 1 | 13 | 0 | ||
| Selenium, total recoverable | 1 | 13 | 0 | ||
| Nickel, total recoverable | 1 | 13 | 0 | ||
| Silver total recoverable | 1 | 13 | 0 | ||
| Zinc, total recoverable | 1 | 13 | 0 | ||
| Cadmium, total recoverable | 1 | 13 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 1 | 13 | 0 | ||
| Flow, total | 1 | 13 | 0 | ||
| Solids, total suspended | 1 | 12 | 0 | ||
| Cyanide, free [amenable to chlorination] | 1 | 12 | 0 | ||
| Sulfate, total [as SO4] | 1 | 12 | 0 | ||
| Aluminum, total recoverable | 1 | 12 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 8 | 0 | ||
| Cyanide, free [as free] | 1 | 1 | 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 IN0062979.
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 IN0062979 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 15, 2026.