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Rice Lake Utilities WWTP Upgrade

City of Rice Lake, Wisconsin

Waste Management
Facilities planning, Design, Construction administration and inspection, O&M manual/startup, Clean Water Fund financing

Project Location:  Rice Lake, Wisconsin

Design Capacity:  1.8 mgd

Construction Cost:  $2.0 million


Rice Lake Utilities owns and operates an advanced wastewater treatment plant that treats wastewater generated within its service area in the City of Rice Lake and discharges treated effluent to the Red Cedar River. A Facilities Plan showed that the capacity of the existing Rice Lake WWTP for BOD5, TSS, and total P would be exceeded due to projected increases in wasteloads by the year 2030.


Single-stage nitrification activated sludge
Biological phosphorous removal
Fine screening
Gravity belt sludge thickener
Sludge storage tank
Anaerobic digestion upgrade
Septage receiving station
Food processing wastewater