Ethete Water Treatment Plant
392 Ethete Road, Ethete, WY 82520 · Fremont County · Publicly Owned Treatment Works
- Average flow
- 0.01 MGD
- Design flow
- 0.05 MGD
- NPDES permit
- WYDW0002I
- Administratively continued
- Permit expires
- June 2024
- Population served
- —
- CWNS 2022
Ethete Water Treatment Plant is a publicly owned wastewater treatment works in Ethete, Fremont County, Wyoming treating an average of 0.01 million gallons per day against a permitted design capacity of 0.05 MGD. It discharges under NPDES permit WYDW0002I (administratively continued), which expires in June 2024, with 125 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in September 2024.
Treatment technology
Treatment structures and unit processes at Ethete Water Treatment Plant.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 125
- Effluent violations
- 63
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Ethete Water Treatment Plant in EPA's ICIS system.
- Formal actions
- 1
- 1 since FY2020
- Compliance actions
- $11,120
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Sep 2024
Ethete Water Treatment Plant
Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty · Compliance actions $11,120
EPA's description of the case:
“Administrative order on consent for alleged violations of NPDES Permit number WYDW0002I. EPA administrative docket number CWA-08-2024-0020.”
Source: EPA ECHO, civil enforcement case 08-2024-0244.
Full case history with a free Klarifi account
Every action against Ethete Water Treatment Plant with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Ethete Water Treatment Plant.
No verified contacts on file yet
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Nearby wastewater treatment plants in Wyoming
Fort Washakie · 2 mi away
0.16 MGD
Lander · 13 mi away
1.11 MGD
Hudson · 14 mi away
0.22 MGD
Fort Washakie · 17 mi away
—
Thermopolis · 53 mi away
0.27 MGD
Dubois · 54 mi away
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Marbleton · 73 mi away
0.46 MGD
Big Piney · 74 mi away
0.1 MGD
Ethete Water Treatment Plant: 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 October 26, 2026; facility record last updated March 1, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Centrate · Ozonation · all terms