Clean Water Act discharge permit · NPDES COX634065

RIFLE CORRECTIONAL CENTER, Rifle, CO: NPDES COX634065 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
14Pollutants under a numeric limit
6Pollutants with an effluent exceedance

RIFLE CORRECTIONAL CENTER, held by Colorado Department of Corrections, holds NPDES permit COX634065, which discharges to Groundwater. EPA’s file records it issued June 3, 2020 and expiring June 30, 2023. 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 CORRECTIONAL CENTER
Permittee as filed	Colorado Department of Corrections
NPDES ID	COX634065
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	June 3, 2020
Expiration date	June 30, 2023
Address	Rifle, CO 81650
Receiving water	groundwater
Subwatershed	Middle Rifle Creek (HUC 140100050502)

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

Effluent limits and exceedances

14Pollutants on file
14Under a numeric limit
6With a violation of any kind
6With 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
Nitrogen, inorganic total	12	80	80	January 31, 2026	521% over the limit
Solids, total dissolved	17	116	78	May 31, 2025	1,310% over the limit
Sulfate, total [as SO4]	16	119	43	May 31, 2025	844% over the limit
Chloride [as Cl]	16	112	18	October 31, 2025	62% over the limit
pH	26	2	2	October 31, 2024
Solids, total suspended	4	2	2	November 30, 2022	4% over the limit
Coliform, total general	22	0	0
Water level relative to mean sea level	11	0	0
BOD, 5-day, 20 deg. C	6	0	0
Flow, in conduit or thru treatment plant	5	0	0
Plant capacity fact. percent of capacity	2	0	0
Oil and grease	2	0	0
BOD, 5-day, percent removal	2	0	0
Oil and grease visual	2	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 COX634065.

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, COX634065.

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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 COX634065 there.

Nearby on the register

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