Clean Water Act discharge permit · NPDES MTR300060
JTL DBA KNIFE RIVER CORP WILSON GRAVEL PIT, Billings, MT: NPDES MTR300060 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
JTL DBA KNIFE RIVER CORP WILSON GRAVEL PIT, held by JTL GROUP INC - MT dba KNIFE RIVER CORP, holds NPDES permit MTR300060, which discharges to Miller & Mcgirl Ditches To Yellowstone River. EPA’s file records it issued February 25, 2003 and expiring November 16, 2007. 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 | JTL DBA KNIFE RIVER CORP WILSON GRAVEL PIT |
|---|---|
| Permittee as filed | JTL GROUP INC - MT dba KNIFE RIVER CORP |
| NPDES ID | MTR300060 |
| 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 | February 25, 2003 |
| Expiration date | November 16, 2007 |
| Issuing agency | MONTANA DEQ |
| Address | Billings, MT 59105 |
| Receiving water | MILLER & MCGIRL DITCHES TO YELLOWSTONE RIVER |
| Subwatershed | Yellowstone River-Sevenmile Creek (HUC 100700070403) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 6Pollutants on file
- 6Under a numeric limit
- 5With 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 |
|---|---|---|---|---|---|
| Turbidity | 1 | 5 | 0 | ||
| Flow rate | 1 | 1 | 0 | ||
| pH | 1 | 1 | 0 | ||
| Solids, total suspended | 1 | 1 | 0 | ||
| Oil and grease, hexane extr method | 1 | 1 | 0 | ||
| Report due [yrmoda] | 1 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MTR300060.
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 MTR300060.
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 MTR300060 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.