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Clean Water Act discharge permit · NPDES MTR108676

ASARCO, East Helena, MT: NPDES MTR108676 discharge permit, effluent exceedances, inspections, penalties

ASARCO, held by HELENA SAND AND GRAVEL INC, holds NPDES permit MTR108676, which discharges to Prickly Pear Creek. EPA’s file records it issued October 23, 2020 and expiring December 31, 2022.

ASARCO, East Helena, Montana: Coverage under a general permit MTR108676, held by HELENA SAND AND GRAVEL INC; Construction stormwater; Administratively continued (past its expiration date and still in force until reissued); issued October 23, 2020, term to December 31, 2022; discharges to PRICKLY PEAR CREEK.

Montana holds 2,848 Construction stormwater coverages of this permit type in EPA’s file; 1,353 were issued before MTR108676. HELENA SAND AND GRAVEL INC holds 35 permits in Montana.

Other permits held by HELENA SAND AND GRAVEL INC

Coverages issued nearest MTR108676

ASARCO among its neighbors

EPA’s permit file holds 79 discharge permits in the Lower Prickley Pear Gulch subwatershed (HUC 100301011310), MTR108676 among them. Its county holds 238, 2 of them major permits; MTR108676 is a minor permit.

Other permits in the Lower Prickley Pear Gulch subwatershed (HUC 100301011310)

  • AASF CH-47 ADD/ALT PHASE 2, Helena: MTR102301, minor permit, discharging to PRICKLY PEAR CREEK, permit term to December 31, 2007
  • AIR LIQUIDE INDUSTRIAL US LP, East Helena: MT0000426, minor permit, discharging to PRICKLY PEAR CREEK, permit term to January 31, 2009
  • AIR LIQUIDE LARGE INDUSTRIES, East Helena: MTR000006, minor permit, discharging to PRICKLY PEAR CREEK, permit term to September 30, 2006
  • AIRPORT BARROW, Helena: MTR104819, minor permit, discharging to RETENTION POND VIA DRAINS, permit term to December 31, 2017
  • AIRPORT BORROW 2021, Helena: MTR108745, minor permit, discharging to HELENA VALLEY CANAL, permit term to December 31, 2022
  • AMERICAN CHEMET CORPORATION, East Helena: MTR000475, minor permit, discharging to PRICKLY PEAR CREEK, permit term to January 31, 2023
  • ARTISAN VILLAGE, Helena: MTR111577, minor permit, discharging to HELENA VALLEY CANAL, permit term to December 31, 2027
  • ASARCO - METG - EAST HELENA SMELTER, East Helena: MT0030147, minor permit, discharging to PRICKLY PEAR CREEK, permit term to September 30, 2001
  • ASARCO EAST HELENA SMELTER - METG, East Helena: MTR000072, minor permit, discharging to PRICKLY PEAR CREEK, permit term to September 30, 2011
  • AVIATION SUPPORT FACILITY, Helena: MTR000428, minor permit, discharging to HELENA VALLEY CANAL, permit term to January 31, 2023

What the register holds for ASARCO: its NPDES ID, its permit type and status, its dates, its address in East Helena, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR108676.

Identity

Facility as filedASARCO
Permittee as filedHELENA SAND AND GRAVEL INC
NPDES IDMTR108676
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedOctober 23, 2020
Expiration dateDecember 31, 2022
AddressEast Helena, MT 59635
Receiving waterPRICKLY PEAR CREEK
SubwatershedLower Prickley Pear Gulch (HUC 100301011310)
Other EPA IDs (FRS)RCRA handler MTD006230346

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MTR108676.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES MTR108676.

Inspections

EPA’s inspection file holds no inspection for NPDES MTR108676.

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 MTR108676.

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, MTR108676.

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Nearby on the register

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

What this page shows

The ASARCO storm water construction permit MTR108676, issued October 23, 2020 to Helena Sand and Gravel Inc in East Helena, Montana, is one of 145 such permits in Lewis and Clark County and sits among 79 NPDES permits in the Lower Prickley Pear Gulch subwatershed. The permit records no pollutants under a numeric limit and no effluent exceedances, and 13.1% of the county's 145 storm water construction permits have a violation on file.