North Lake Poygan Sd WW Trtmnt
Rt. 12, Fremont, WI 54940 · Waupaca County · Publicly Owned Treatment Works
- Average flow
- 0.03 MGD
- Design flow
- —
- NPDES permit
- WI0036251
- Expired
- Permit expires
- March 2022
- Population served
- 582
- CWNS 2022
North Lake Poygan Sd WW Trtmnt is a publicly owned wastewater treatment plant in Fremont, Waupaca County, Wisconsin treating an average of 0.03 million gallons per day, serving about 582 residents. It discharges under NPDES permit WI0036251 (expired), which expires in March 2022, with 46 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at North Lake Poygan Sd WW Trtmnt.
Available with a free Klarifi account
See the full treatment train at North Lake Poygan Sd WW Trtmnt: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 46
- Effluent violations
- 16
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at North Lake Poygan Sd WW Trtmnt.
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Nearby wastewater treatment plants in Wisconsin
Winneconne · 5 mi away
0.04 MGD
Poysippi · 6 mi away
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Fremont · 7 mi away
0.11 MGD
Winneconne · 9 mi away
0.43 MGD
Weyauwega · 11 mi away
0.7 MGD
Winchester · 12 mi away
0.13 MGD
Dale · 12 mi away
0.03 MGD
Oshkosh · 13 mi away
0.06 MGD
North Lake Poygan Sd WW Trtmnt: 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 November 6, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Equalization tank · Centrate · all terms