The town’s extensive sewer system is run by the Sewer Division of the Department of Public Works. The office is on the second floor of Town Hall; office hours are 8 to 4, public hours are 8:30 to 3. For information, call 203-622-7760 or visit the Web page online at Permits to connect to sewer lines are issued from this office. The 2011 sewer rate is 0.53. up from 0.45 in 2010-11.