Gibbsville Sanitary District
Oostburg, WI · Sheboygan County · Publicly Owned Treatment Works
- Average flow
- 0.02 MGD
- Design flow
- 0.03 MGD
- NPDES permit
- WI0031577
- Administratively continued
- Permit expires
- March 2021
- Population served
- 500
- CWNS 2022
Gibbsville Sanitary District is a publicly owned wastewater treatment plant in Oostburg, Sheboygan County, Wisconsin treating an average of 0.02 million gallons per day against a permitted design capacity of 0.03 MGD, serving about 500 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit WI0031577 (administratively continued), which expires in March 2021, with 5 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
- 5
- Effluent violations
- 5
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Gibbsville Sanitary District, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Gibbsville Sanitary District, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Wisconsin
Oostburg · 2 mi away
0.27 MGD
Hingham · 5 mi away
0.08 MGD
Cedar Grove · 5 mi away
0.12 MGD
Sheboygan · 7 mi away
—
Cascade · 9 mi away
0.09 MGD
Plymouth · 9 mi away
—
Belgium · 10 mi away
0.19 MGD
Random Lake · 10 mi away
0.38 MGD
Gibbsville Sanitary District: 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 20, 2025.