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Clean Water Act discharge permit · NPDES MTR109492

PRO CO OP AG CENTER ANTELOPE FERTILIZER WAREHOUSE, Antelope, MT: NPDES MTR109492 discharge permit, effluent exceedances, inspections, penalties

PRO CO OP AG CENTER ANTELOPE FERTILIZER WAREHOUSE, held by Pro Co-op Ag Center, holds NPDES permit MTR109492, which discharges to Chase Lake State Game Management Area. EPA’s file records it issued April 18, 2022 and expiring December 31, 2022. 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 PRO CO OP AG CENTER ANTELOPE FERTILIZER WAREHOUSE: its NPDES ID, its permit type and status, its dates, its address in Antelope, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR109492.

Identity

Facility as filedPRO CO OP AG CENTER ANTELOPE FERTILIZER WAREHOUSE
Permittee as filedPro Co-op Ag Center
NPDES IDMTR109492
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedApril 18, 2022
Expiration dateDecember 31, 2022
AddressAntelope, MT 59211
Receiving waterCHASE LAKE STATE GAME MANAGEMENT AREA
SubwatershedLower Antelope Creek (HUC 100600060802)

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 MTR109492.

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 MTR109492.

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, MTR109492.

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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

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 MTR109492 there.

Nearby on the register

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

What this page shows

The PRO CO OP AG CENTER ANTELOPE FERTILIZER WAREHOUSE permit is one of 2 NPDES permits in the Lower Antelope Creek subwatershed, including this one. Among the 24 storm water construction permits in Sheridan County, this permit is one of those with no violation on file, a share the register records as 0.0%, and it reports no pollutants under a numeric limit or with an effluent exceedance.