Frequently Asked Questions
Wastewater Treatment Plant Division

1.Does the City provide tours of the Wastewater Treatment Plant?

Yes, you can obtain information regarding a tour by calling 413-499-9304.

2.How much wastewater is treated at the Wastewater Treatment plant in one day?

As of 1995, 12,000,000 gallons of wastewater flow are treated per day.

3.How are sludges in the plant processed for disposal?

All sludges are digested in the anaerobic digesters, dewatered to approximately 20% solids, and then  hauled to an incinerator in Waterbury, Connecticut. 

4.Where does the facility discharge the treated effluent?

The Housatonic River in accordance with an EPA discharge permit. 

5.Does the storm water system in the streets discharge to the sanitary sewer collection system then ultimately flow to the Wastewater Treatment Plant?

No, the storm water systems typically discharge to a nearby water body. 

6.When was the wastewater treatment plant built?

The first treatment plant on the Holmes Road site was built circa 1900 with upgrades in 1915, 1937, 1963, 1976, and 1989.