Clean Water Act discharge permit · NPDES MTR103153
SMET AND G COOP INC - HIGHWOOD GENERATING STATION, Great Falls, MT: NPDES MTR103153 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
SMET AND G COOP INC - HIGHWOOD GENERATING STATION, held by SOUTHERN MT ELECTRIC TRANSMISSION AND GENERATION CO-OP INC, holds NPDES permit MTR103153, which discharges to 3 Water Bodies (See Permitted Features Screen). EPA’s file records it issued September 3, 2008 and expiring December 31, 2011. 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.
What the register holds for SMET AND G COOP INC - HIGHWOOD GENERATING STATION: its NPDES ID, its permit type and status, its dates, its address in Great Falls, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR103153.
Identity
| Facility as filed | SMET AND G COOP INC - HIGHWOOD GENERATING STATION |
|---|---|
| Permittee as filed | SOUTHERN MT ELECTRIC TRANSMISSION AND GENERATION CO-OP INC |
| NPDES ID | MTR103153 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Construction stormwater |
| Issued | September 3, 2008 |
| Expiration date | December 31, 2011 |
| Issuing agency | MONTANA DEQ |
| Address | Great Falls, MT 59405 |
| Receiving water | 3 WATER BODIES (SEE PERMITTED FEATURES SCREEN) |
| Subwatershed | Missouri River-Rainbow Dam (HUC 100301021204) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES MTR103153.
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 MTR103153.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MTR103153.
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- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
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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 MTR103153 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.