Clean Water Act discharge permit · NPDES MTR103993
AM WELLES - DIEHL PIT, Winston, MT: NPDES MTR103993 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
AM WELLES - DIEHL PIT, held by AM WELLES INC, holds NPDES permit MTR103993, which discharges to Tributary To Canyon Ferry Reservoir. EPA’s file records it issued January 4, 2011 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 AM WELLES - DIEHL PIT: its NPDES ID, its permit type and status, its dates, its address in Winston, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR103993.
Identity
| Facility as filed | AM WELLES - DIEHL PIT |
|---|---|
| Permittee as filed | AM WELLES INC |
| NPDES ID | MTR103993 |
| 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 | January 4, 2011 |
| Expiration date | December 31, 2011 |
| Issuing agency | MONTANA DEQ |
| Address | Winston, MT 59647 |
| Receiving water | TRIBUTARY TO CANYON FERRY RESERVOIR |
| Subwatershed | Canyon Ferry Lake-Kelly Springs Gulch (HUC 100301011102) |
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 MTR103993.
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 MTR103993.
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, MTR103993.
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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 MTR103993 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.