Clean Water Act discharge permit · NPDES COR900919
WESTERN FOUNDRIES INC, Longmont, CO: NPDES COR900919 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 7Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
WESTERN FOUNDRIES INC, held by Western Foundries Inc, holds NPDES permit COR900919, which discharges to St Vrain Creek. EPA’s file records it issued June 29, 2012 and expiring June 30, 2017. 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 | WESTERN FOUNDRIES INC |
|---|---|
| Permittee as filed | Western Foundries Inc |
| NPDES ID | COR900919 |
| 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 |
| Program | Industrial stormwater |
| Issued | June 29, 2012 |
| Expiration date | June 30, 2017 |
| Address | Longmont, CO 80501 |
| Receiving water | St Vrain Creek |
| Subwatershed | Calkins Lake-Saint Vrain Creek (HUC 101900050706) |
| SIC | 3325 – Steel Foundries |
| Other EPA IDs (FRS) | RCRA handler COR000204321; ICIS-AIR source CO0000000801300044 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 12Pollutants on file
- 7Under a numeric limit
- 12With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 1 | 8 | 0 | ||
| Copper, total [as Cu] | 1 | 6 | 0 | ||
| Iron, total [as Fe] | 1 | 6 | 0 | ||
| Zinc, total [as Zn] | 1 | 6 | 0 | ||
| Aluminum, total [as Al] | 1 | 6 | 0 | ||
| Zinc, potentially dissolved | 1 | 6 | 0 | ||
| Copper, potentially dissolved | 1 | 6 | 0 | ||
| Iron, total recoverable | 0 | 2 | 0 | ||
| Zinc, total recoverable | 0 | 2 | 0 | ||
| Aluminum, total recoverable | 0 | 2 | 0 | ||
| Copper, total recoverable | 0 | 2 | 0 | ||
| Are You In Compliance | 0 | 1 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES COR900919.
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 COR900919.
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, COR900919.
Start the watch
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How we handle your data → Privacy
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 COR900919 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.