Welcome to Shawnee #2 Wastewater Treatment PlantWelcome to Shawnee #2 Wastewater Treatment Plant

Jeff Mathew, SuperintendentJeff Mathew, Superintendent

Wendell Hurley and Jeff Bassitt, Plant StaffWendell Hurley and Jeff Bassitt, Plant Staff

Wastewater Plant OverviewWastewater Plant Overview

Process OverviewProcess Overview

SBR and Aerobic Digesters.SBR and Aerobic Digesters.

Raw Wastewater InfluentRaw Wastewater Influent

Hydraulic influent sewage grinders.Hydraulic influent sewage grinders.

Sequencing Batch Reactor (SBR) BasinSequencing Batch Reactor (SBR) Basin

Provides mixing and settling for the treatment process.Provides mixing and settling for the treatment process.

Process Control ScreenProcess Control Screen

Computer program providing control strategies Computer program providing control strategies for the treatment process.for the treatment process.

Process Control LabProcess Control Lab

Basic operational tests performed here to analyze Basic operational tests performed here to analyze the treatment plant process.the treatment plant process.

Aerobic DigestersAerobic Digesters

Provides aeration to treat sewage sludge.Provides aeration to treat sewage sludge.

Gravity Thickener BeltGravity Thickener Belt

The Gravity Thickener Belt thickens aerobically The Gravity Thickener Belt thickens aerobically digested sludge from 2% to approximately 6% solids.digested sludge from 2% to approximately 6% solids.

Sludge Processing BuildingSludge Processing Building

Sludge Storage TankSludge Storage Tank

Provides processed sludge storage prior to land application.Provides processed sludge storage prior to land application.

Preparation for Land ApplicationPreparation for Land Application

Sludge is removed from storage and transported Sludge is removed from storage and transported to the field for application.to the field for application.

Land ApplicationLand Application

Sludge is applied to the field for fertilization.Sludge is applied to the field for fertilization.

Generator BuildingGenerator Building

Diesel GeneratorDiesel Generator

The Generator supplies emergency power to The Generator supplies emergency power to maintain treatment.maintain treatment.

Blower RoomBlower Room

De-Chlorination BuildingDe-Chlorination Building

De-ChlorinationDe-Chlorination

Removes chlorine prior to stream discharge.Removes chlorine prior to stream discharge.

Chlorine Contact BasinChlorine Contact Basin

Provides detention time for chlorine to Provides detention time for chlorine to disinfect wastewater effluent.disinfect wastewater effluent.

Final Effluent to Ottawa RiverFinal Effluent to Ottawa River