North Lake Poygan Sd WW Trtmnt
Fremont, WI · Waupaca County · Publicly Owned Treatment Works
- Average flow
- —
- 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, serving about 582 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit WI0036251 (expired), which expires in March 2022, with 47 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Uncovered lagoons
Unlock
Unlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 47
- Effluent violations
- 17
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.
No verified contacts on file yet
Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.
Nearby wastewater treatment plants in Wisconsin
Winneconne · 5 mi away
0.03 MGD
Poysippi · 6 mi away
0.02 MGD
Fremont · 7 mi away
0.09 MGD
Winneconne · 9 mi away
0.32 MGD
Weyauwega · 11 mi away
0.66 MGD
Winchester · 12 mi away
—
Dale · 12 mi away
0.02 MGD
Oshkosh · 13 mi away
0.05 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 September 11, 2026; facility record last updated November 6, 2025.