Water Recovery
Our Sanitary Sewer System
Click here for a description of the City's sanitary sewer system, and information about sanitary sewer overflows (SSOs).
Water Recovery News
Energy Efficiency Steps Taken
We have implemented innovative techniques to reduce chemical and energy costs associated with returning clean water to the environment. Click here to read about it in the Journal of the New England Water Environment Association
(Fall 2020, Volume 54, No. 3)
Plant Upgrades
In August 2019 significant energy and cost saving improvements were implemented at the Water Pollution Control Plant.
Sanitary Sewer Use Rates
Residential
A total of $455.00 per unit per year ($113.75 per quarter)
Senior Residential
A total of $151.83 per year for those permanent Westfield residents 65 years of age or older who own and occupy the unit for which the senior residential rate is claimed.
Commercial-Industrial
Based on metered water usage, $6.33 per 1,000 gallons subject to a minimum quarterly charge of $113.75.