Clean Water Act discharge permit · NPDES COG073971
I-25 AND SANTA FE BRIDGES, Denver County, CO: NPDES COG073971 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
I-25 AND SANTA FE BRIDGES, held by Hamon Contractors Inc, holds NPDES permit COG073971, which discharges to South Platte River. EPA’s file records it issued February 10, 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 | I-25 AND SANTA FE BRIDGES |
|---|---|
| Permittee as filed | Hamon Contractors Inc |
| NPDES ID | COG073971 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | February 10, 2012 |
| Expiration date | September 30, 2013 |
| Address | Denver County, CO 80223 |
| Receiving water | South Platte River |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | 101900020904 (HUC 101900020904) |
| 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
- 5Pollutants on file
- 5Under a numeric limit
- 5With 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 | 2 | 0 | ||
| Solids, total suspended | 2 | 2 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 2 | 0 | ||
| Oil and grease | 1 | 1 | 0 | ||
| Oil and grease visual | 1 | 1 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES COG073971.
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 COG073971.
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 COG073971 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.