Velarion Records
The Pay Desk is the free weekly executive pay briefing — one company at a time, every number traceable to a public filing.
You’ll confirm on The Pay Desk’s sign-up page.

Clean Water Act discharge permit · NPDES COG588102

SILVER CLIFF RANCH, Nathrop (Historical), CO: NPDES COG588102 discharge permit, effluent exceedances, inspections, penalties

SILVER CLIFF RANCH, held by Baptist Child & Family Services, holds NPDES permit COG588102, which discharges to Chalk Creek. EPA’s file records it issued July 14, 2005 and expiring May 31, 2010. 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 filedSILVER CLIFF RANCH
Permittee as filedBaptist Child & Family Services
NPDES IDCOG588102
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJuly 14, 2005
Expiration dateMay 31, 2010
AddressNathrop (Historical), CO 81236
Receiving waterCHALK CREEK
Receiving water impaired303(D) Listed
SubwatershedOutlet Chalk Creek (HUC 110200010502)

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

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
BOD, 5-day, 20 deg. C81060
Flow, in conduit or thru treatment plant6700
Solids, total suspended6640
Nitrogen, ammonia total [as N]48340
pH4340
E. coli2280
Chlorine, total residual3200
Oil and grease1170
BOD, 5-day, percent removal1170
Oil and grease visual1170
Plant capacity fact. percent of capacity0160
E. coli, thermotol, MF, MTEC260
Solids, suspended percent removal130
Coliform, fecal general200

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES COG588102.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES COG588102.

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, COG588102.

Start the watch

How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

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 COG588102 there.

Nearby on the register

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