DPW Press Releases


Public Works crews addressing water main break on Route 1; overnight work to occur

April 18, 2019

A water main break has occurred on Route 1 near the location of Mr. Mac’s restaurant. Public Works crews have shut off the water main while they address this issue; this affects buildings along Route 1 heading in the direction of Rye, as well as surrounding side streets with the exception of Ocean Road. Crews anticipate the water to be turned back on around noon to 1 p.m. this afternoon. Crews will be shutting the water main off again overnight from midnight to 4 a.m. to permanently fix this break.


Water flushing operations beginning Monday, April 15th

April 15, 2019

The Water Division will start their twice annual routine hydrant flushing of the City’s 190 miles of water mains to remove sediment buildup on Monday, April 15th. This work will occur on both public and private hydrants spanning New Castle, Rye, Greenland, Newington and Portsmouth, lasting about six to eight weeks. Between 7 p.m. and 11 p.m., Monday through Thursday, crews will open select fire hydrants, releasing water with enough velocity to carry sediment out of the pipes.


Mosquito control program begins Monday, April 8th

April 8, 2019

The Mosquito Control program begins April 8, 2018 in the City of Portsmouth. Crews from Dragon Mosquito Control will be checking swamps, salt marshes, woodland pools, ditches, catch basins and other shallow, stagnant water for mosquito larvae. When mosquitoes are found, the following larvicides may be used: