You can now pay your sewer use charge online!

Click here to pay your sewer use charge using an e-check or credit card (fees will apply).

If you wish to send your payment by mail, please note the correct mailing address for Stamford Water Pollution Control Authority User Charge payments is:

City of Stamford WPCA 

PO Box 8063

Bridgeport, CT 06601-4063 

Payment must be via money order, bank check or personal check.   Do NOT send cash.


You may also pay your bill in-person, using a personal check, bank check, money order, or credit card (no cash can be accepted), at the Stamford WPCA Customer Service Office on the 10th Floor of the Government Center Mon-Fri, 8:30AM-3:30PM.

All property owners using the sewer system will be billed bi-annually, in October and in April.  Payment is due within thirty (30) days of the date listed on the bill. 



Located in Stamford, Connecticut, The Stamford Water Pollution Control Facility processes wastewater from the City of Stamford and the neighboring Town of Darien, and discharges clean water into the East Branch of Stamford Harbor. There has been wastewater treatment at this site since 1900. The first plant was built in 1943, followed by an upgrade in 1976, and the latest upgrade in 2006.  The Facility is manned twenty-four hours a day, seven days a week, 365 days a year.

On this website, you will find information about our technology and day-to-day operations. Please contact us if you have any questions or would like additional information.

The Stamford WPCA proudly supports the communities it serves and offers educational activities on wastewater treatment, stormwater, and FOG .  We invite you to tour our facility, either in person (public tours will be held on the second Friday of the month) or online with our virtual tour.


Wednesday, February 28, 2018 7:29:00 AM

The June WPCA Board - Technical Committee Meeting will be held on Wednesday, June 13th, at the WPCA, 111 Harbor View Avenue, in the 2nd Floor Conference Room of Building #11.  Time: 4:30PM

 May Minutes  June Agenda  June Minutes



The July WPCA Board - Finance Committee Meeting will be held on Monday, July 16th, at the Stamford Government Center, in the 5th Floor Board of Education Conference Room. Time: 5:00PM

May Minutes  June Agenda  July Agenda


A WPCA Board meeting is scheduled to be held on Monday, July 16th, at the Stamford Government Center, in the 5th Floor Board of Education Conference Room. Time: 5:30PM

May 21st Minutes  June Agenda  July Agenda



Notice is hereby given that the WPCA is executing the following change
Effective October 31, 2011:
All property owners, attorneys, real estate agents, banks, financing institutions, and mortgage companies requesting a final sewer charge CLOSING/RE-FINANCING QUOTE
Must now contact the SWPCA at the following number or email address: 1-888-263-5047 or .



The WPCA Customer Service Office at the Government Center is now re-opened. 

Posted by msabo Monday, November 21, 2016 8:21:00 AM

Sewer use bills may be paid in person at the WPCA Customer Service Office on the 10th Floor of the Stamford Government Center, 888 Washington Blvd, Stamford, Monday-Friday from 8:30 AM to 3:30 PM.



WPCA Plant Operations is staffed 24/7



Monday - Friday 8:00 AM to 4:00 PM


Monday-Friday 7:00 AM-3:00 PM

call 203-977-4596

After hours and on weekends

call 203-977-5570




Monday - Friday 8:00 AM-4:00 PM

call 203-977-5832