Clean Water Act discharge permit · NPDES MTR107080
SANDHILL RIDGE SUBDIVISION, Florence, MT: NPDES MTR107080 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
SANDHILL RIDGE SUBDIVISION, held by TAMARACK CONSTRUCTION CO INC, holds NPDES permit MTR107080, which discharges to Bitterroot. EPA’s file records it issued September 29, 2017 and expiring December 31, 2017. 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 | SANDHILL RIDGE SUBDIVISION |
|---|---|
| Permittee as filed | TAMARACK CONSTRUCTION CO INC |
| NPDES ID | MTR107080 |
| 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 29, 2017 |
| Expiration date | December 31, 2017 |
| Issuing agency | MT DEQ |
| Address | Florence, MT 59833 |
| Receiving water | BITTERROOT |
| Subwatershed | Eightmile Creek (HUC 170102051505) |
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 MTR107080.
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
- 5Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 2, 2018 | WW Storm Water Construction - CWA §308 Failure to submit required permit application information | ST6 |
| August 2, 2018 | WW Storm Water Construction - Failure to Maintain Records | ST6 |
| August 2, 2018 | WW Storm Water Construction - Failure to submit required report (non-DMR) | ST6 |
| August 2, 2018 | WW Storm Water Construction - Failure to properly install/implement BMPs | ST6 |
| August 2, 2018 | WW Storm Water Construction - Failure to properly operate and maintain BMPs | 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
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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 MTR107080 there.
Nearby on the register
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- Every permit record in Montana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.