Clean Water Act discharge permit · NPDES MTR000528
TOOLE COUNTY ROAD DEPT, Devon, MT: NPDES MTR000528 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 2Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
TOOLE COUNTY ROAD DEPT, held by TOOLE COUNTY, holds NPDES permit MTR000528, which discharges to Lake Elwell Drainages. EPA’s file records it issued April 25, 2018 and expiring January 31, 2023. 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.
Identity
| Facility as filed | TOOLE COUNTY ROAD DEPT |
|---|---|
| Permittee as filed | TOOLE COUNTY |
| NPDES ID | MTR000528 |
| 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 | Industrial stormwater |
| Issued | April 25, 2018 |
| Expiration date | January 31, 2023 |
| Address | Devon, MT 59431 |
| Receiving water | LAKE ELWELL DRAINAGES |
| Subwatershed | Marias River-Bootlegger Trail (HUC 100302032101) |
| SIC | 1442 – Construction Sand And Gravel |
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
- 2Pollutants on file
- 2Under a numeric limit
- 2With a violation of any kind
- 0With 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 | 3 | 24 | 0 | ||
| Nitrite + Nitrate total [as N] | 3 | 24 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MTR000528.
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
- 4Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 22, 2026 | WW Storm Water Non-Construction - Failure to Conduct Inspections | ST6 |
| July 22, 2026 | WW Storm Water Non-Construction - Failure to Maintain Records | ST6 |
| August 16, 2017 | WW Storm Water Non-Construction - Failure to Conduct Inspections | ST6 |
| August 16, 2017 | WW Storm Water Non-Construction - Failure to Maintain Records | 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.
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, MTR000528.
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- 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 MTR000528 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.