Rochester Water Reclamation Plant - Rochester, MN, USA
N 44° 03.748 W 092° 28.126
15T E 542546 N 4878948
The water treatment facility for the city of Rochester, Minnesota can be found at 301 37th Street NW.
Waymark Code: WMA6WJ
Location: Minnesota, United States
Date Posted: 11/25/2010
Views: 11
The Rochester Water Reclamation plant has been operating at this location since 1982. The plant uses a CHP (Conbined Heat and Power) system to generate it's own power in addition to treating Rochester's water supply. In 2002 and 2008 the facility was upgraded and has saved the city an average of $564,398 annually in energy costs.
What is the capacity of the facility?: 23.85 million gallons a day average
Describe the biological treatment technology used.:
This facility uses two continuous mix anaerobic (no air) digesters to treat the sludge. Each digester has a capacity of 1.85 million gallons and together they produce approximately 338,000 cu ft/day of biogas containing 66% methane. This biogas can then produce 700 to 850kW of electric power which is used to produce electricity and heat for the facility.
How are biosolids (sludge) managed?: Sludge is hauled by truck and applied to agricultural land as a soil amendment.
What technology is used for disinfection prior to dicharge of treated water?: Chlorine is used to continuously disinfect discharge.
Who is the owner/operator fo the facility?: The City of Rochester Minnesota
How is the facility governed?: Department of Public Works
What is the website of the WWTP?: [Web Link]
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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.