Clean Water Act discharge permit · NPDES MT0021733
WEST GLENDIVE WWTP, Glendive, MT: NPDES MT0021733 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 16Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
WEST GLENDIVE WWTP, held by DAWSON COUNTY WEST GLENDIVE, holds NPDES permit MT0021733, which discharges to Yellowstone River. EPA’s file records it issued November 25, 2008 and expiring December 31, 2013. 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 | WEST GLENDIVE WWTP |
|---|---|
| Permittee as filed | DAWSON COUNTY WEST GLENDIVE |
| NPDES ID | MT0021733 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | November 25, 2008 |
| Expiration date | December 31, 2013 |
| Issuing agency | MONTANA DEQ |
| Address | Glendive, MT 59330 |
| Receiving water | YELLOWSTONE RIVER |
| Subwatershed | Yellowstone River-Glendive (HUC 101000041105) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 18Pollutants on file
- 16Under a numeric limit
- 18With a violation of any kind
- 6With 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 | 9 | 142 | 54 | November 30, 2017 | 490% over the limit |
| BOD, 5-day, 20 deg. C | 9 | 129 | 41 | November 30, 2017 | 320% over the limit |
| Solids, suspended percent removal | 2 | 27 | 10 | November 30, 2015 | 84% over the limit |
| BOD, 5-day, percent removal | 2 | 23 | 6 | June 30, 2011 | 62% over the limit |
| Pass/Fail Static Renewal 96Hr Acute Pimephales Promelas | 1 | 7 | 3 | December 31, 2017 | |
| Pass/Fail Static 48Hr Acute Ceriodaphnia dubia | 0 | 1 | 1 | June 30, 2016 | |
| Flow rate | 2 | 37 | 0 | ||
| Nitrogen, total [as N] | 2 | 37 | 0 | ||
| Phosphorus, total [as P] | 2 | 37 | 0 | ||
| pH | 4 | 34 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 20 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 1 | 20 | 0 | ||
| Nitrite + Nitrate total [as N] | 1 | 20 | 0 | ||
| Temperature, water deg. centigrade | 1 | 17 | 0 | ||
| E. coli, MTEC-MF | 1 | 17 | 0 | ||
| Pass/Fail Static Renewal 48Hr Acute Ceriodaphnia dubia | 1 | 4 | 0 | ||
| Oil and grease, hexane extr method | 2 | 3 | 0 | ||
| Oil and grease visual | 0 | 3 | 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 MT0021733.
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 MT0021733 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.