The 91st Avenue WWTP is located on 500 acres with a current firm capacity of 204.5mgd.

The UP01 Completion Project consisted of:

Two 84″ interceptors

Influent Junction Structure

Influent Metering and Sampling

Headworks Facility

Screening Building

Grit Collection System and Residual Handling Facility

Two Primary Sedimentation Basins

Primary Sludge Pump Station

Two Aeration Basins

Two IMLR Pump Basins

Dewatering Pump Station

Blower Facility

Chlorination Faciilty

Reuse Water Pump Station

Effluent Conveyance

Two Secondary Sedimentation Basins

RAS/WAS Pump Station

Also included in this project, the construction of an Odor Control Facility, two-stage scrubbers, re-circulatory pumps, scrubber blow down pump station, foul all conveyance system, Chemical Handling Facility, chemical storage, water softener system.