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Clean Water Act discharge permit · NPDES MTX000215

DRUMLUMMON MINE, Marysville, MT: NPDES MTX000215 discharge permit, effluent exceedances, inspections, penalties

DRUMLUMMON MINE, held by RX EXPLORATION INC, holds NPDES permit MTX000215, which discharges to Silver Creek. 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 DRUMLUMMON MINE: its NPDES ID, its permit type and status, its its address in Marysville, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTX000215.

Identity

Facility as filedDRUMLUMMON MINE
Permittee as filedRX EXPLORATION INC
NPDES IDMTX000215
Permit statusNot needed
Permit typeState-issued individual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
Issuing agencyMONTANA DEQ
AddressMarysville, MT 59640
Receiving waterSILVER CREEK
Receiving water impaired303(D) Listed
SubwatershedUpper Silver Creek (HUC 100301011502)
Other EPA IDs (FRS)RCRA handler MTR000206524

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MTX000215.

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 MTX000215.

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

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, MTX000215.

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  • One permit holder — $99/month
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  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

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 MTX000215 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

Within Lewis and Clark County's 27 state-issued individual permits, 63.0% carry a violation on file. The Upper Silver Creek subwatershed (HUC 100301011502) holds 6 NPDES permits. EPA's register lists 27 state-issued individual permits for the county, counting DRUMLUMMON MINE.