Clean Water Act discharge permit · NPDES MT0023566
ELKHORN REHABILITATION CENTER LLC, Clancy, MT: NPDES MT0023566 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 20Pollutants under a numeric limit
- 9Pollutants with an effluent exceedance
ELKHORN REHABILITATION CENTER LLC, held by APPLE REHAB WEST LLC, holds NPDES permit MT0023566, which discharges to Prickly Pear Creek. EPA’s file records it issued September 15, 2009 and expiring October 31, 2014. 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 | ELKHORN REHABILITATION CENTER LLC |
|---|---|
| Permittee as filed | APPLE REHAB WEST LLC |
| NPDES ID | MT0023566 |
| 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 | September 15, 2009 |
| Expiration date | October 31, 2014 |
| Issuing agency | MONTANA DEQ |
| Address | Clancy, MT 59634 |
| Receiving water | PRICKLY PEAR CREEK |
| Subwatershed | Warm Springs Creek (HUC 100301011303) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 26Pollutants on file
- 20Under a numeric limit
- 24With a violation of any kind
- 9With 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 |
|---|---|---|---|---|---|
| E. coli, MTEC-MF | 8 | 176 | 110 | December 31, 2025 | 99,999% over the limit |
| Solids, total suspended | 9 | 265 | 46 | December 31, 2025 | 3,038% over the limit |
| BOD, 5-day, 20 deg. C | 9 | 266 | 45 | October 31, 2025 | 555% over the limit |
| Solids, suspended percent removal | 2 | 70 | 33 | September 30, 2025 | 566% over the limit |
| BOD, 5-day, percent removal | 2 | 62 | 28 | August 31, 2025 | 567% over the limit |
| Coliform, fecal general | 0 | 32 | 11 | September 30, 2007 | 844% over the limit |
| Phosphorus, total [as P] | 9 | 100 | 3 | September 30, 2014 | 79% over the limit |
| Chlorine, total residual | 2 | 76 | 2 | May 31, 2024 | 460% over the limit |
| Nitrogen, total [as N] | 9 | 98 | 1 | December 31, 2007 | 414% over the limit |
| Flow rate | 6 | 146 | 0 | ||
| pH | 4 | 110 | 0 | ||
| Nitrite + Nitrate total [as N] | 2 | 88 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 55 | 0 | ||
| Flow rate | 0 | 54 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 45 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 16 | 0 | ||
| Zinc, total recoverable | 0 | 12 | 0 | ||
| Lead, total recoverable | 0 | 12 | 0 | ||
| Copper, total recoverable | 0 | 12 | 0 | ||
| Temperature, water deg. centigrade | 2 | 10 | 0 | ||
| Oil and grease, hexane extr method | 0 | 10 | 0 | ||
| Oil & Grease | 2 | 6 | 0 | ||
| Phenolics, total recoverable | 1 | 1 | 0 | ||
| Cyanide, total recoverable | 1 | 1 | 0 | ||
| Hardness, total [as CaCO3] | 1 | 0 | 0 | ||
| Solids, total dissolved [TDS] | 1 | 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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| April 20, 2023 | Reporting Violations - Failure to Submit DMRs | ST6 |
| April 20, 2023 | Monitoring Violations - Analysis not Conducted | ST6 |
| April 20, 2023 | Monitoring Violations - Improper Analysis or Lab Error | ST6 |
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.
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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 MT0023566 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.