Antonito Town Of
Antonito, CO · Conejos County · Publicly Owned Treatment Works
- Average flow
- 0.08 MGD
- Design flow
- 0.21 MGD
- NPDES permit
- CO0040975
- Administratively continued
- Permit expires
- June 2024
- Population served
- 644
- CWNS 2022
Antonito Town Of is a publicly owned wastewater treatment plant in Antonito, Conejos County, Colorado treating an average of 0.08 million gallons per day against a permitted design capacity of 0.21 MGD, serving about 644 residents. Treatment on site includes clarifiers, uncovered lagoons. It discharges under NPDES permit CO0040975 (administratively continued), which expires in June 2024, with 68 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 68
- Effluent violations
- 22
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Antonito Town Of.
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San Luis · 33 mi away
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Monte Vista · 36 mi away
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Monte Vista · 36 mi away
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Fort Garland · 39 mi away
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Del Norte · 46 mi away
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La Veta · 55 mi away
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Antonito Town Of: 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 August 4, 2026.