Clean Water Act discharge permit · NPDES COG130011

RIFLE FALLS FISH HATCHERY, Rifle, CO: NPDES COG130011 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
10Pollutants under a numeric limit
2Pollutants with an effluent exceedance

RIFLE FALLS FISH HATCHERY, held by Colorado Parks and Wildlife, holds NPDES permit COG130011, which discharges to East Rifle Creek. EPA’s file records it issued April 1, 2011 and expiring March 31, 2016. 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.

Identity

Facility as filed	RIFLE FALLS FISH HATCHERY
Permittee as filed	Colorado Parks and Wildlife
NPDES ID	COG130011
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	April 1, 2011
Expiration date	March 31, 2016
Address	Rifle, CO 81650
Receiving water	EAST RIFLE CREEK
Subwatershed	East Rifle Creek (HUC 140100050503)
Other EPA IDs (FRS)	RCRA handler COR000013243

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

Effluent limits and exceedances

10Pollutants on file
10Under a numeric limit
7With a violation of any kind
2With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
pH	6	3	3	March 31, 2023
Solids, total suspended	6	2	2	March 31, 2007	3% over the limit
LC50 Static Renewal 48Hr Acute Ceriodaphnia dubia	6	72	0
LC50 Static Renewal 96Hr Acute Pimephales promelas	6	72	0
Phosphorus, total [as P]	6	14	0
Nitrogen, total Kjeldahl	6	14	0
Solids, total dissolved	3	3	0
Flow, in conduit or thru treatment plant	6	0	0
Oil and grease	3	0	0
Oil and grease visual	3	0	0

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

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES COG130011.

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, COG130011.

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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 COG130011 there.

Nearby on the register

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

This public-records page covers NPDES permit COG130011 for the Rifle Falls Fish Hatchery in Rifle, CO, held by Colorado Parks and Wildlife, which discharges to East Rifle Creek. The page lists a permit status of administratively continued, a discharger class of 10, 2 pollutants under a numeric limit, and 2 pollutants with an effluent exceedance.