Clean Water Act discharge permit · NPDES COG840019
WARD UNIT, Lindon, CO: NPDES COG840019 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 23Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
WARD UNIT, held by Impetro Resources LLC, holds NPDES permit COG840019, which discharges to Antelope Creek. EPA’s file records it issued July 27, 2016 and expiring December 31, 2017. 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 | WARD UNIT |
|---|---|
| Permittee as filed | Impetro Resources LLC |
| NPDES ID | COG840019 |
| 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 | July 27, 2016 |
| Expiration date | December 31, 2017 |
| Address | Lindon, CO 80740 |
| Receiving water | Antelope Creek |
| Subwatershed | Antelope Creek (HUC 101900130401) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 23Pollutants on file
- 23Under a numeric limit
- 23With a violation of any kind
- 2With 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 | 2 | 18 | 12 | June 30, 2026 | 253% over the limit |
| pH | 2 | 8 | 2 | September 30, 2025 | |
| Beryllium, total recoverable [as Be] | 2 | 8 | 0 | ||
| Radium 226 + radium 228, total | 2 | 8 | 0 | ||
| Chromium, trivalent total recoverable | 2 | 7 | 0 | ||
| Arsenic, total recoverable | 2 | 6 | 0 | ||
| Selenium, total recoverable | 2 | 6 | 0 | ||
| Nickel, total recoverable | 2 | 6 | 0 | ||
| Zinc, total recoverable | 2 | 6 | 0 | ||
| Cadmium, total recoverable | 2 | 6 | 0 | ||
| Lead, total recoverable | 2 | 6 | 0 | ||
| Copper, total recoverable | 2 | 6 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 6 | 0 | ||
| Priority Pollutant Results | 2 | 6 | 0 | ||
| Solids, total dissolved | 2 | 6 | 0 | ||
| Chromium, hexavalent tot recoverable | 2 | 6 | 0 | ||
| Arsenic, potentially dissolved | 1 | 3 | 0 | ||
| Oil and grease | 1 | 3 | 0 | ||
| Toluene | 1 | 3 | 0 | ||
| Benzene | 1 | 3 | 0 | ||
| Ethylbenzene | 1 | 3 | 0 | ||
| Xylene [mix of m+o+p] | 1 | 3 | 0 | ||
| Oil and grease visual | 1 | 3 | 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 COG840019.
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, COG840019.
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- One watershed — $2,990/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 COG840019 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.