Clean Water Act discharge permit · NPDES COG074179
STAPLETON FIL 16 & 35, Aurora, CO: NPDES COG074179 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
STAPLETON FIL 16 & 35, held by Park Creek Metro District, holds NPDES permit COG074179, which discharges to Sand Creek. EPA’s file records it issued August 29, 2012 and expiring September 30, 2013. 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 | STAPLETON FIL 16 & 35 |
|---|---|
| Permittee as filed | Park Creek Metro District |
| NPDES ID | COG074179 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | August 29, 2012 |
| Expiration date | September 30, 2013 |
| Address | Aurora, CO 80010 |
| Receiving water | Sand Creek |
| Subwatershed | Sand Creek (HUC 101900030204) |
| SIC | 1799 – Special Trade Contractors |
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
- 11Pollutants on file
- 11Under a numeric limit
- 9With 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 | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| pH | 2 | 8 | 0 | ||
| Solids, total suspended | 2 | 8 | 0 | ||
| Selenium, potentially dissolvd | 2 | 8 | 0 | ||
| Toluene | 2 | 8 | 0 | ||
| Benzene | 2 | 8 | 0 | ||
| Ethylbenzene | 2 | 8 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 4 | 0 | ||
| Oil and grease | 1 | 4 | 0 | ||
| Oil and grease visual | 1 | 4 | 0 | ||
| E. coli | 2 | 0 | 0 | ||
| Xylene [mix of m+o+p] | 2 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES COG074179.
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 COG074179.
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 COG074179 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.