Clean Water Act discharge permit · NPDES COG641154
HAMILTON CREEK METROPOLITAN DISTRICT, Summit County, CO: NPDES COG641154 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 7Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
HAMILTON CREEK METROPOLITAN DISTRICT, held by Hamilton Creek Metropolitan District, holds NPDES permit COG641154, which discharges to Hamilton Creek. EPA’s file records it issued November 28, 2012 and expiring September 30, 2015. 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 | HAMILTON CREEK METROPOLITAN DISTRICT |
|---|---|
| Permittee as filed | Hamilton Creek Metropolitan District |
| NPDES ID | COG641154 |
| 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 | November 28, 2012 |
| Expiration date | September 30, 2015 |
| Address | Summit County, CO 80498 |
| Receiving water | Hamilton Creek |
| Subwatershed | Straight Creek-Blue River (HUC 140100020501) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 7Pollutants on file
- 7Under a numeric limit
- 0With 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 | 0 | 0 | ||
| Solids, total suspended | 2 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 | ||
| Chlorine, total residual | 2 | 0 | 0 | ||
| Oil and grease | 1 | 0 | 0 | ||
| Solids, total dissolved | 1 | 0 | 0 | ||
| Oil and grease visual | 1 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES COG641154.
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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| May 5, 2022 | Monitoring Violations - Improper Analysis or Lab Error | ST6 |
| May 5, 2022 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
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 COG641154 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.