Clean Water Act discharge permit · NPDES COG074417
RIDGE RD TRIBUTARY OUTFALL, Wheat Ridge, CO: NPDES COG074417 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 10Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
RIDGE RD TRIBUTARY OUTFALL, held by Edge Contracting, holds NPDES permit COG074417, which discharges to Juchem Ditch To Clear Creek. EPA’s file records it issued May 6, 2013 and expiring September 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 | RIDGE RD TRIBUTARY OUTFALL |
|---|---|
| Permittee as filed | Edge Contracting |
| NPDES ID | COG074417 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | May 6, 2013 |
| Expiration date | September 30, 2013 |
| Address | Wheat Ridge, CO 80033 |
| Receiving water | Juchem Ditch to Clear Creek |
| Subwatershed | Table Mountain-Clear Creek (HUC 101900040403) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 11Pollutants on file
- 10Under a numeric limit
- 9With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| Flow, in conduit or thru treatment plant | 2 | 3 | 1 | October 31, 2013 | 38% over the limit |
| pH | 2 | 4 | 0 | ||
| Solids, total suspended | 2 | 4 | 0 | ||
| Toluene | 2 | 4 | 0 | ||
| Benzene | 2 | 4 | 0 | ||
| Ethylbenzene | 2 | 4 | 0 | ||
| Manganese, dissolved [as Mn] | 0 | 4 | 0 | ||
| Oil and grease | 1 | 2 | 0 | ||
| Oil and grease visual | 1 | 2 | 0 | ||
| Manganese, potentially dissolvd | 2 | 0 | 0 | ||
| Xylene [mix of m+o+p] | 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 COG074417.
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 COG074417 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.