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Clean Water Act discharge permit · NPDES MTR000833

MKW PIT, Lewistown, MT: NPDES MTR000833 discharge permit, effluent exceedances, inspections, penalties

MKW PIT, held by MK WEEDEN CONSTRUCTION INC, holds NPDES permit MTR000833, which discharges to Wolverine Creek. EPA’s file records it issued May 18, 2023 and expiring January 31, 2028. 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 filedMKW PIT
Permittee as filedMK WEEDEN CONSTRUCTION INC
NPDES IDMTR000833
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedMay 18, 2023
Expiration dateJanuary 31, 2028
AddressLewistown, MT 59457
Receiving waterWOLVERINE CREEK
SubwatershedMiddle Big Spring Creek (HUC 100401030706)
SIC1429 – Crushed And Broken Stone

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

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 suspended1100

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MTR000833.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES MTR000833.

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.

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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 MTR000833 there.

Nearby on the register

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

What this page shows

This public-records page covers the NPDES MTR000833 Clean Water Act discharge permit held by MK WEEDEN CONSTRUCTION INC for the MKW PIT in Lewistown, MT, which discharges to WOLVERINE CREEK within the Middle Big Spring Creek subwatershed (HUC 100401030706). The permit is listed as Effective, with an issue date of May 18, 2023 and an expiration date of January 31, 2028, and the page reports 1 pollutant on file, 1 under a numeric limit, and 0 with an effluent exceedance.