301 First Street, Cascade, WI 53011 · Sheboygan County · Publicly Owned Treatment Works
Cascade Wastewater Treatment Facility is a publicly owned wastewater treatment works in Cascade, Sheboygan County, Wisconsin treating an average of 0.09 million gallons per day against a permitted design capacity of 0.17 MGD, serving about 860 residents. It discharges under NPDES permit WI0031372 (administratively continued), which expires in March 2021, with 27 recorded violations in the last three years.
2 treatment structures and unit processes identified at Cascade Wastewater Treatment Facility.
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See the full treatment train at Cascade Wastewater Treatment Facility: structures, unit processes and planned upgrades, with exact unit counts.
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
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Hingham · 5 mi away
0.1 MGD
Plymouth · 5 mi away
1.93 MGD
Random Lake · 7 mi away
0.4 MGD
Oostburg · 9 mi away
0.04 MGD
Oostburg · 10 mi away
0.34 MGD
Cedar Grove · 11 mi away
0.17 MGD
Belgium · 12 mi away
0.26 MGD
Fredonia · 13 mi away
0.24 MGD
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 October 10, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Lift station · Sludge dewatering · all terms