Hanna Wastewater Lagoon System
PO Box 99, Hanna, WY 82327 · Carbon County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- —
- NPDES permit
- WY0020745
- Effective
- Permit expires
- June 2030
- Population served
- —
- CWNS 2022
Hanna Wastewater Lagoon System is a publicly owned wastewater treatment works in Hanna, Carbon County, Wyoming. It discharges under NPDES permit WY0020745 (effective), which expires in June 2030, with 0 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Hanna Wastewater Lagoon System.
Available with a free Klarifi account
See the full treatment train at Hanna Wastewater Lagoon System: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Hanna Wastewater Lagoon System.
No verified contacts on file yet
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Nearby wastewater treatment plants in Wyoming
Sinclair · 28 mi away
—
Saratoga · 30 mi away
0.16 MGD
Rawlins · 32 mi away
0.85 MGD
Rock River · 33 mi away
—
Casper · 46 mi away
0.0048 MGD
Encampment · 46 mi away
0.04 MGD
Casper · 70 mi away
6.6 MGD
Dixon · 76 mi away
0.03 MGD
Hanna Wastewater Lagoon System: 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 20, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Ozonation · Activated sludge · all terms