Clean Water Act discharge permit · NPDES COG589030

HILLROSE WWTF, Morgan County, CO: NPDES COG589030 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
10Pollutants under a numeric limit
3Pollutants with an effluent exceedance

HILLROSE WWTF, held by Hillrose Town of, holds NPDES permit COG589030, which discharges to Unnmd Trib To Beaver Creek. EPA’s file records it issued December 1, 2005 and expiring October 31, 2010. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	HILLROSE WWTF
Permittee as filed	Hillrose Town of
NPDES ID	COG589030
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	December 1, 2005
Expiration date	October 31, 2010
Address	Morgan County, CO 80733
Receiving water	UNNMD TRIB TO BEAVER CREEK
Subwatershed	Town of Hillrose-South Platte River (HUC 101900120605)
SIC	4952 – Sewerage Systems

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

13Pollutants on file
10Under a numeric limit
12With a violation of any kind
3With 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
BOD, 5-day, 20 deg. C	10	14	2	March 31, 2015	24% over the limit
Flow, in conduit or thru treatment plant	4	12	2	August 31, 2011	200% over the limit
BOD, 5-day, percent removal	1	3	1	July 31, 2011	13% over the limit
Solids, total suspended	6	4	0
pH	2	4	0
Chlorine, total residual	2	3	0
E. coli, thermotol, MF, MTEC	2	2	0
Oil and grease	1	2	0
Oil and grease visual	1	2	0
Plant capacity fact. percent of capacity	0	2	0
E. coli	0	2	0
Nitrogen, ammonia total [as N]	0	1	0
Coliform, fecal general	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 COG589030.

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.

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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 COG589030 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.