Clean Water Act discharge permit · NPDES MTR111528
FLINT CREEK IRRIGATION CANAL - ADDITIVE ALTERNATE 1, Philipsburg, MT: NPDES MTR111528 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
FLINT CREEK IRRIGATION CANAL - ADDITIVE ALTERNATE 1, held by OLYMPUS TECHNICAL SERVICES INC, holds NPDES permit MTR111528, which discharges to Flint Creek Canal. EPA’s file records it issued October 9, 2025 and expiring December 31, 2027. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
What the register holds for FLINT CREEK IRRIGATION CANAL - ADDITIVE ALTERNATE 1: its NPDES ID, its permit type and status, its dates, its address in Philipsburg, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR111528.
Identity
| Facility as filed | FLINT CREEK IRRIGATION CANAL - ADDITIVE ALTERNATE 1 |
|---|---|
| Permittee as filed | OLYMPUS TECHNICAL SERVICES INC |
| NPDES ID | MTR111528 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Construction stormwater |
| Issued | October 9, 2025 |
| Expiration date | December 31, 2027 |
| Address | Philipsburg, MT 59858 |
| Receiving water | FLINT CREEK CANAL |
| Subwatershed | Trout Creek (HUC 170102020104) |
| SIC | 1629 – Heavy Construction |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same 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 MTR111528.
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 MTR111528.
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, MTR111528.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/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 MTR111528 there.
Nearby on the register
- Discharge permits in Philipsburg
- Every permit record in Philipsburg, A to Z
- Discharge permits in Montana
- Every permit record in Montana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.