Velarion Records
Follow this permit Velarion Records emails you this permit’s record, cited to the public filing, and tells you when the register changes it. Free.
One more press on the next page sends it; there is no link to click in an email. The continuous daily watch on every change is the paid alert. Unsubscribe any time.
Also free: The Pay Desk, the weekly executive pay briefing.

Clean Water Act discharge permit · NPDES MTR000881

JTL NORTH, Missoula, MT: NPDES MTR000881 discharge permit, effluent exceedances, inspections, penalties

JTL NORTH, held by JTL GROUP INC DBA KNIFE RIVER MISSOULA, holds NPDES permit MTR000881, which discharges to Grant Creek. EPA’s file records it issued April 14, 2025 and expiring January 31, 2028.

JTL NORTH, Missoula, Montana: Coverage under a general permit MTR000881, held by JTL GROUP INC DBA KNIFE RIVER MISSOULA; Industrial stormwater; Effective; issued April 14, 2025, term to January 31, 2028; discharges to GRANT CREEK.

  • Solids, total suspended: 2 limits, 0 violations of any kind, 0 effluent exceedances.
  • Nitrite + Nitrate total [as N]: 1 limit, 0 violations of any kind, 0 effluent exceedances.

Montana holds 465 Industrial stormwater coverages of this permit type in EPA’s file; 408 were issued before MTR000881. JTL GROUP INC DBA KNIFE RIVER MISSOULA holds 4 permits in Montana.

Other permits held by JTL GROUP INC DBA KNIFE RIVER MISSOULA

Coverages issued nearest MTR000881

JTL NORTH among its neighbors

EPA’s permit file holds 37 discharge permits in the Grant Creek subwatershed (HUC 170102040103), MTR000881 among them. Its county holds 284, 3 of them major permits; MTR000881 is a minor permit.

Other permits in the Grant Creek subwatershed (HUC 170102040103)

  • 44 RANCH SUBDIVISION PHASE 12-14, Missoula: MTR109048, minor permit, discharging to GRANT CREEK, permit term to December 31, 2022
  • 44 RANCH SUBDIVISION PHASE 7C, Missoula: MTR106491, minor permit, discharging to MIDDLE CLARK FORK, permit term to December 31, 2017
  • B & E CORP. - WINDSOR PARK PHASE III, Missoula: MTR102101, minor permit, discharging to DITCH, permit term to December 31, 2006
  • BROADWAY FLATS/ MISSOULA LOFTS, Missoula: MTR111696, minor permit, discharging to GRANT CREEK, permit term to December 31, 2027
  • CITY OF MISSOULA SMALL MS4, Missoula: MTR040007, minor permit, discharging to CLARK FORK RIVER, permit term to December 31, 2021
  • COTTAGES SOUTH, Missoula: MTR106795, minor permit, discharging to MIDDLE CLARK FORK, permit term to December 31, 2017
  • FEDEX FACILITY, Missoula: MTR106879, minor permit, discharging to Middle Clark Fork, permit term to December 31, 2017
  • GENERAL OFFICE BUILDING (GOB), Missoula: MTR111645, minor permit, discharging to GRANT CREEK, permit term to December 31, 2027
  • GENSCO PROJECT, Missoula: MTR106914, minor permit, discharging to Middle Clark Fork, permit term to December 31, 2017
  • GRANT CREEK CROSSING, Missoula: MTR111879, minor permit, discharging to GRANT CREEK, permit term to December 31, 2027

What the register holds for JTL NORTH: its NPDES ID, its permit type and status, its dates, its address in Missoula, Montana, its receiving water, and 2 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR000881.

Identity

Facility as filedJTL NORTH
Permittee as filedJTL GROUP INC DBA KNIFE RIVER MISSOULA
NPDES IDMTR000881
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedApril 14, 2025
Expiration dateJanuary 31, 2028
AddressMissoula, MT 59808
Receiving waterGRANT CREEK
SubwatershedGrant Creek (HUC 170102040103)
SIC1442 – Construction Sand And Gravel

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Solids, total suspended200
Nitrite + Nitrate total [as N]100

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MTR000881.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES MTR000881.

Inspections

EPA’s inspection file holds no inspection for NPDES MTR000881.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES MTR000881.

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, MTR000881.

Start the watch

How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

JTL NORTH in Missoula, Montana, holds NPDES permit MTR000881 for industrial stormwater, discharging to Grant Creek, with an effective status and a minor discharger classification. The register lists 2 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and it shows no effluent or single-event violations for this permit.