Clean Water Act discharge permit · NPDES COG500481

PLATTEVILLE SAND AND GRAVEL PLANT AND WATER RESERVOIR P116, Platteville, CO: NPDES COG500481 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
6Pollutants under a numeric limit
2Pollutants with an effluent exceedance

PLATTEVILLE SAND AND GRAVEL PLANT AND WATER RESERVOIR P116, held by Varra Companies Inc, holds NPDES permit COG500481, which discharges to St. Vrain Creek. EPA’s file records it issued June 25, 2008 and expiring June 30, 2013. 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	PLATTEVILLE SAND AND GRAVEL PLANT AND WATER RESERVOIR P116
Permittee as filed	Varra Companies Inc
NPDES ID	COG500481
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 25, 2008
Expiration date	June 30, 2013
Address	Platteville, CO 80651
Receiving water	ST. VRAIN CREEK
Subwatershed	Firestone Lake-Saint Vrain Creek (HUC 101900050707)
Other EPA IDs (FRS)	ICIS-AIR source CO0000000812305996

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

Effluent limits and exceedances

9Pollutants on file
6Under a numeric limit
9With 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
Solids, total suspended	4	32	2	December 31, 2013	225% over the limit
pH	4	31	1	June 30, 2013
Flow, in conduit or thru treatment plant	4	30	0
Oil and grease	2	16	0
Oil and grease visual	2	15	0
Conductivity	0	11	0
Selenium, dissolved [as Se]	4	8	0
Manganese, dissolved [as Mn]	0	8	0
Flow, total	0	6	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 COG500481.

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 COG500481 there.

Nearby on the register

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

This public-records page covers NPDES permit COG500481 for the Platteville Sand and Gravel Plant and Water Reservoir P116 in Platteville, CO, held by Varra Companies Inc and discharging to St. Vrain Creek. The page lists 6 for the discharger class, 2 pollutants under a numeric limit, and 2 pollutants with an effluent exceedance.