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Walworth County Metropolitan Sewerage District
WalCoMet serves 11 entities that comprise an area of 16 square miles with a current population of over 28,000. Each entity’s wastewater is discharged into 38 miles of interceptor sewers owned and maintained by WalCoMet.
The 11 entities are: Delavan Lake Sanitary District, City of Elkhorn, Walworth County Institutions, City of Delavan, Veolia ES Mallard Ridge Landfill, Village of Williams Bay, Inspiration Ministries, Geneva National, Village of Darien, Town of Darien Utility District, and the Lake Como Sanitary District.
The Collection system includes 10 lift stations, 31 miles of force main, and 7 miles of gravity sewers. Flow from the entities is measured and sampled at lift stations. Each lift station must be maintained for continuous service.
Walworth County Metropolitan Sewerage District
Phone: 262-728-4140
Fax: 262-728-4142
FACILITY DESIGN
Average Daily Flow 7.00 MGD
Peak Monthly Flow 9.57 MGD
Peak Daily Flow 20.20 MGD
The Mission of the Walworth County Metropolitan Sewerage District is to protect public health and the environment by collecting, conveying and treating wastewater to meet customers needs
while providing an exceptional quality effluent that meets discharge permit requirements
at the lowest possible cost to those served.
2019 Annual Report
2020 Budget
Walworth County Metropolitan
Sewerage District
975 W. Walworth Avenue
Delavan, WI 53115
Phone: 262-728-4140
Fax: 262-728-4142
2020 Connection Fees PDF