Clean Water Act discharge permit · NPDES MTR108484
YELLOWSTONE VALLEY ROCK SUPPLY YARD, Billings, MT: NPDES MTR108484 discharge permit, effluent exceedances, inspections, penalties
- PendingPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
YELLOWSTONE VALLEY ROCK SUPPLY YARD, held by Huppert Brothers Construction Inc, holds NPDES permit MTR108484, which discharges to Yellowstone River. 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 YELLOWSTONE VALLEY ROCK SUPPLY YARD: its NPDES ID, its permit type and status, its its address in Billings, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR108484.
Identity
| Facility as filed | YELLOWSTONE VALLEY ROCK SUPPLY YARD |
|---|---|
| Permittee as filed | Huppert Brothers Construction Inc |
| NPDES ID | MTR108484 |
| Permit status | Pending |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Construction stormwater |
| Address | Billings, MT 59106 |
| Receiving water | YELLOWSTONE RIVER |
| Subwatershed | Yellowstone River-Broakway Creek (HUC 100700040604) |
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 MTR108484.
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 MTR108484.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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, MTR108484.
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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 MTR108484 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.