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Clean Water Act discharge permit · NPDES COR901319

CIMARRON ENERGY EVANS FACILITY, Evans, CO: NPDES COR901319 discharge permit, effluent exceedances, inspections, penalties

CIMARRON ENERGY EVANS FACILITY, held by Cimarron Energy Inc, holds NPDES permit COR901319, which discharges to Storm Sewer - South Platte River. EPA’s file records it issued November 9, 2016 and expiring June 30, 2017. 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 CIMARRON ENERGY EVANS FACILITY: its NPDES ID, its permit type and status, its dates, its address in Evans, Colorado, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR901319.

Identity

Facility as filedCIMARRON ENERGY EVANS FACILITY
Permittee as filedCimarron Energy Inc
NPDES IDCOR901319
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
ProgramIndustrial stormwater
IssuedNovember 9, 2016
Expiration dateJune 30, 2017
AddressEvans, CO 80620
Receiving waterstorm sewer - South Platte River
SubwatershedCity of Evans-South Platte River (HUC 101900030606)
Other EPA IDs (FRS)RCRA handler COR000249367

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 COR901319.

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 COR901319.

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, COR901319.

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How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
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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 COR901319 there.

Nearby on the register

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

What this page shows

The CIMARRON ENERGY EVANS FACILITY is one of 99 storm water industrial permits in Weld County, and 55.6% of those were issued earlier than this one. The permit sits among 30 NPDES permits in the City of Evans-South Platte River subwatershed, and it has no pollutants under a numeric limit and no pollutants with an effluent exceedance on file.