Core Service


Water supply, treatment, and sewage

Cowan Group’s key services for wastewater involve assessment, planning, design, and construction support services associated with raw, treated, waste and recycled water treatment and conveyance infrastructure. From rehabilitations to completely new designs on wastewater treatment plants, lift stations, sanitary sewer systems, manhole rehabilitations and more, our staff is highly skilled and passionate to help your community resolve its wastewater needs.

Master Planning
Condition Assessments
GPS Survey & Mapping
Hydraulic Modeling
Wastewater Collection
Wastewater Treatment
Sanitary Sewer Evaluation Survey (SSES)
Pump Stations



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