Clean Water Act discharge permit · NPDES CO0020699
GRANBY SANITATION DISTRICT, Grand County, CO: NPDES CO0020699 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 35Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
GRANBY SANITATION DISTRICT, held by Granby Sanitation District, holds NPDES permit CO0020699, which discharges to Fraser River. EPA’s file records it issued January 30, 2012 and expiring February 28, 2017. 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 | GRANBY SANITATION DISTRICT |
|---|---|
| Permittee as filed | Granby Sanitation District |
| NPDES ID | CO0020699 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | January 30, 2012 |
| Expiration date | February 28, 2017 |
| Address | Grand County, CO 80446 |
| Receiving water | FRASER RIVER |
| Subwatershed | Lower Fraser River (HUC 140100010210) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 46Pollutants on file
- 35Under a numeric limit
- 20With a violation of any kind
- 6With 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 |
|---|---|---|---|---|---|
| Copper, potentially dissolved | 2 | 36 | 34 | July 31, 2026 | 140% over the limit |
| Coliform, fecal general | 0 | 14 | 12 | July 31, 2007 | 250% over the limit |
| Solids, total suspended | 4 | 11 | 7 | June 30, 2007 | 144% over the limit |
| BOD, 5-day, 20 deg. C | 6 | 14 | 6 | September 30, 2006 | 47% over the limit |
| Zinc, potentially dissolved | 0 | 4 | 4 | July 31, 2026 | 35% over the limit |
| pH | 2 | 1 | 1 | May 31, 2011 | |
| Nitrogen, ammonia total [as N] | 48 | 16 | 0 | ||
| Selenium, potentially dissolvd | 0 | 8 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 5 | 0 | ||
| Silver, potentially dissolved | 0 | 5 | 0 | ||
| Manganese, potentially dissolvd | 0 | 5 | 0 | ||
| Strontium 90, total | 0 | 5 | 0 | ||
| Nonylphenol | 2 | 4 | 0 | ||
| Radium 226 + radium 228, total | 0 | 4 | 0 | ||
| Thorium-230 + Thorium-232 | 0 | 4 | 0 | ||
| Arsenic, total recoverable | 2 | 2 | 0 | ||
| Mercury, total [as Hg] | 3 | 1 | 0 | ||
| Manganese, dissolved [as Mn] | 0 | 1 | 0 | ||
| Nickel, total recoverable | 0 | 1 | 0 | ||
| Molybdenum, total recoverable | 0 | 1 | 0 | ||
| E. coli | 4 | 0 | 0 | ||
| Static Renewal 7 Day Chronic Ceriodaphnia dubia | 3 | 0 | 0 | ||
| Static Renewal 7 Day Chronic Pimephales promelas | 3 | 0 | 0 | ||
| Temperature, water deg. centigrade | 2 | 0 | 0 | ||
| Plant capacity fact. percent of capacity | 2 | 0 | 0 | ||
| Chlorine, total residual | 2 | 0 | 0 | ||
| Solids, total dissolved | 2 | 0 | 0 | ||
| LC50 Static Renewal 48Hr Acute Ceriodaphnia dubia | 2 | 0 | 0 | ||
| LC50 Static Renewal 96Hr Acute Pimephales promelas | 2 | 0 | 0 | ||
| Nitrogen, inorganic total | 1 | 0 | 0 | ||
| Cyanide, total [as CN] | 1 | 0 | 0 | ||
| Arsenic, total [as As] | 1 | 0 | 0 | ||
| Cadmium, total [as Cd] | 1 | 0 | 0 | ||
| Chromium, total [as Cr] | 1 | 0 | 0 | ||
| Copper, total [as Cu] | 1 | 0 | 0 | ||
| Lead, total [as Pb] | 1 | 0 | 0 | ||
| Molybdenum, total [as Mo] | 1 | 0 | 0 | ||
| Nickel, total [as Ni] | 1 | 0 | 0 | ||
| Silver, total [as Ag] | 1 | 0 | 0 | ||
| Zinc, total [as Zn] | 1 | 0 | 0 | ||
| Selenium, total [as Se] | 1 | 0 | 0 | ||
| Oil and grease | 1 | 0 | 0 | ||
| Total phenols | 1 | 0 | 0 | ||
| BOD, 5-day, percent removal | 1 | 0 | 0 | ||
| Solids, suspended percent removal | 1 | 0 | 0 | ||
| Oil and grease visual | 1 | 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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 28, 2025 | Reporting Violations - Improper/ Incorrect Reporting | 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.
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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 CO0020699 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.