Can I get my water tested if I believe there is a quality concern?

Derry Water Division Customers  should contact the Department of Public Works at 432-6144. One of our administrative staff will call to schedule an appointment to collect an appropriate sample and you will be notified with the results. Private water testing may be requested through Granite State Analytical, 22 Manchester Rd, Derry NH  03038 (603) 432-3044.