Clean Water Act discharge permit · NPDES COG590116

ROUNDUP RIVER RANCH WWTF, Eagle County, CO: NPDES COG590116 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
11Pollutants under a numeric limit
0Pollutants with an effluent exceedance

ROUNDUP RIVER RANCH WWTF, held by Roundup River Ranch, holds NPDES permit COG590116, which discharges to Colorado River. EPA’s file records it issued June 28, 2021 and expiring March 31, 2026. 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	ROUNDUP RIVER RANCH WWTF
Permittee as filed	Roundup River Ranch
NPDES ID	COG590116
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 28, 2021
Expiration date	March 31, 2026
Address	Eagle County, CO 81637
Receiving water	Colorado River
Subwatershed	140100011508 (HUC 140100011508)

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

Effluent limits and exceedances

11Pollutants on file
11Under a numeric limit
11With a violation of any kind
0With 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
BOD, 5-day, 20 deg. C	7	21
Solids, total suspended	5	15
Flow, in conduit or thru treatment plant	4	12
Plant capacity fact. percent of capacity	2	6
pH	2	6
Nitrogen, ammonia total [as N]	2	6
E. coli	2	6
Solids, total dissolved	4	4
Oil and grease	1	3
Chlorine, total residual	1	3
Oil and grease visual	1	3

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES COG590116.

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

1Single-event violations

Date	What EPA recorded	Agency
April 23, 2025	Monitoring Violations - Invalid/Unrepresentative Sample	ST6

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

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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 COG590116 there.

Nearby on the register

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

This public-records page covers NPDES permit COG590116 for the ROUNDUP RIVER RANCH WWTF in Eagle County, CO, held by Roundup River Ranch and discharging to the Colorado River within subwatershed 140100011508. The permit is listed as administratively continued, with 11 pollutants on file, 11 under a numeric limit, 11 with a violation of any kind, and 0 with an effluent exceedance.