Clean Water Act discharge permit · NPDES COG589117
CENTER DOMESTIC WWTF, Rio Grande County, CO: NPDES COG589117 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 9Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
CENTER DOMESTIC WWTF, held by Center Sanitation District, holds NPDES permit COG589117, which discharges to Countyline Ditch. EPA’s file records it issued May 27, 2011 and expiring September 30, 2013. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | CENTER DOMESTIC WWTF |
|---|---|
| Permittee as filed | Center Sanitation District |
| NPDES ID | COG589117 |
| 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 | May 27, 2011 |
| Expiration date | September 30, 2013 |
| Address | Rio Grande County, CO 81125 |
| Receiving water | Countyline Ditch |
| Subwatershed | City of Center-San Luis Creek (HUC 130100030504) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 11Pollutants on file
- 9Under a numeric limit
- 11With a violation of any kind
- 3With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 6 | 137 | 25 | July 31, 2015 | 57% over the limit |
| BOD, 5-day, percent removal | 1 | 29 | 15 | January 31, 2016 | 77% over the limit |
| Solids, total suspended | 2 | 30 | 2 | July 31, 2015 | 17% over the limit |
| Flow, in conduit or thru treatment plant | 4 | 70 | 0 | ||
| pH | 2 | 28 | 0 | ||
| E. coli | 2 | 28 | 0 | ||
| Oil and grease | 1 | 14 | 0 | ||
| Oil and grease visual | 1 | 14 | 0 | ||
| Chlorine, total residual | 1 | 13 | 0 | ||
| Plant capacity fact. percent of capacity | 0 | 8 | 0 | ||
| Nitrogen, ammonia total [as N] | 0 | 1 | 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 COG589117.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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 COG589117 there.
Nearby on the register
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- Every permit record in Rio Grande County, A to Z
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- Every permit record in Colorado, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.