Clean Water Act discharge permit · NPDES COG081408
COLLIERS HILL FILING 6-DW, Erie, CO: NPDES COG081408 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 14Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
COLLIERS HILL FILING 6-DW, held by HEI Civil, holds NPDES permit COG081408, which discharges to Unnamed Tributary To Boulder Creek. EPA’s file records it issued December 23, 2025 and expiring May 31, 2028. 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 | COLLIERS HILL FILING 6-DW |
|---|---|
| Permittee as filed | HEI Civil |
| NPDES ID | COG081408 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 23, 2025 |
| Expiration date | May 31, 2028 |
| Address | Erie, CO 80516 |
| Receiving water | Unnamed tributary to Boulder Creek |
| Subwatershed | Outlet Boulder Creek (HUC 101900050705) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 14Pollutants on file
- 14Under a numeric limit
- 1With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 6 | 2 | 2 | February 28, 2026 | 110% over the limit |
| pH | 6 | 0 | 0 | ||
| Arsenic, total recoverable | 6 | 0 | 0 | ||
| Iron, total recoverable | 6 | 0 | 0 | ||
| Iron, dissolved [as Fe] | 6 | 0 | 0 | ||
| Manganese, dissolved [as Mn] | 6 | 0 | 0 | ||
| Selenium, potentially dissolvd | 6 | 0 | 0 | ||
| Uranium, total | 6 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 6 | 0 | 0 | ||
| E. coli | 6 | 0 | 0 | ||
| Oil and grease | 3 | 0 | 0 | ||
| Flow, total | 3 | 0 | 0 | ||
| Duration of discharge | 3 | 0 | 0 | ||
| Oil and grease visual | 3 | 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 COG081408.
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, COG081408.
Start the watch
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- One watershed — $2,990/year
- One state — $4,990/year
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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 COG081408 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.