City of Washington Wastewater Treatment Plant - Washington, MO
Posted by: Groundspeak Premium Member YoSam.
N 38° 32.492 W 090° 58.512
15S E 676465 N 4267844
New facility (2008) for this city
Waymark Code: WMYJNN
Location: Missouri, United States
Date Posted: 06/21/2018
Published By:Groundspeak Premium Member bluesnote
Views: 1

County of plant: Franklin County
Location of plant: Old Hwy 100 & Missouri Drive, Washington
Phone: 636-390-1045
Built: 2008

"Operated by the Sewer Department, the sewer system includes a vast collection system and full scale, state-of-the-art wastewater treatment plant with capacity of 4.0 million gallons per day, complete with a bio-solids dewatering and handling facility, large capacity interceptor sewers ranging up to 27 inches in diameter, and eleven wastewater pumping stations located at strategic points in the system. The collection system consists of over 113 miles of interceptor and collector lines ranging in size from 6 inches to 27 inches.

"Constructed in 2008, the wastewater treatment plant utilizes, a vertical loop reactor process with two settling clarifiers, an effluent pumping station, and an ultraviolet effluent disinfection process.

"The sewer system currently serves over 7000 customers and has the capability to server additional customers in the surrounding area. The City of Washington provides the full service operations and maintenance of the wastewater collection along with pumping and treatment systems utilizing our duly State licensed operating personnel." ~ City of Washington

What is the capacity of the facility?: 4.0 million gallons per day

Describe the biological treatment technology used.:
he wastewater treatment plant utilizes, a vertical loop reactor process with two settling clarifiers, an effluent pumping station, and an ultraviolet effluent disinfection process.


How are biosolids (sludge) managed?: bio-solids dewatering and handling facility, large capacity interceptor sewers ranging up to 27 inches in diameter, and eleven wastewater pumping stations located at strategic points in the system. The collection system consists of over 113 miles of inte

What technology is used for disinfection prior to dicharge of treated water?: an effluent pumping station, and an ultraviolet effluent disinfection process

Who is the owner/operator fo the facility?: City of Washington, Missouri

How is the facility governed?: City Sewer District

What is the website of the WWTP?: [Web Link]

Visit Instructions:
Please post at least 2 original photographs of the site. We would much rather see photos of the plant itself as opposed to the front office, but we also understand that security and site layout may limit your opportunities.
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