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Clean Water Act discharge permit · NPDES MTG370295

ANTOINETTE CARDENAS - ROCK CREEK DREDGE, Philipsburg, MT: NPDES MTG370295 discharge permit, effluent exceedances, inspections, penalties

ANTOINETTE CARDENAS - ROCK CREEK DREDGE, held by ANTOINETTE CARDENAS, holds NPDES permit MTG370295, which discharges to Rock 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 ANTOINETTE CARDENAS - ROCK CREEK DREDGE: its NPDES ID, its permit type and status, its its address in Philipsburg, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTG370295.

Identity

Facility as filedANTOINETTE CARDENAS - ROCK CREEK DREDGE
Permittee as filedANTOINETTE CARDENAS
NPDES IDMTG370295
Permit statusNot needed
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
Issuing agencyMONTANA DEQ
AddressPhilipsburg, MT 59858
Receiving waterROCK CREEK
SubwatershedRock Creek-Hutsinpilar Creek (HUC 170102021208)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MTG370295.

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 MTG370295.

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, MTG370295.

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  • 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

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 MTG370295 there.

Nearby on the register

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

What this page shows

The ANTOINETTE CARDENAS - ROCK CREEK DREDGE permit is the only NPDES permit in the Rock Creek-Hutsinpilar Creek subwatershed, counting this one among the 1 permit there. It is one of 4 general permit coverages on the register in Granite County, Montana, including this one. The permit records no pollutants under a numeric limit and no pollutants with an effluent exceedance, each counted as 0.