Gypsum WWTF
Gypsum, CO · Eagle County · Publicly Owned Treatment Works
- Average flow
- 0.7 MGD
- Design flow
- —
- NPDES permit
- COG080991
- Terminated
- Permit expires
- May 2025
- Population served
- 8,078
- CWNS 2022
Gypsum WWTF is a publicly owned wastewater treatment works in Gypsum, Eagle County, Colorado treating an average of 0.7 million gallons per day, serving about 8,078 residents. It discharges under NPDES permit COG080991 (terminated), which expires in May 2025, with 126 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 126
- Effluent violations
- 59
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Gypsum WWTF.
No verified contacts on file yet
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Nearby wastewater treatment plants in Colorado
Glenwood Springs · 19 mi away
0.05 MGD
Carbondale · 21 mi away
0.09 MGD
Avon · 23 mi away
—
Aspen · 30 mi away
1.4 MGD
Vail · 30 mi away
1 MGD
Snowmass Village · 30 mi away
—
Red Cliff · 33 mi away
0.04 MGD
Redstone · 35 mi away
0.01 MGD
Gypsum WWTF: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed September 11, 2026; facility record last updated February 26, 2025.