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Forms & Maps

FIRE FLOW TEST

Fire Flow Test Application – Fire hydrant flow tests determine the flow rate and pressure in any location throughout a water company’s or water authority’s underground water distribution system. Fire hydrants are tested regularly to ensure that they are capable of providing water at an acceptable pressure and flow rate for public health and firefighting operations.

WATER MAIN EXTENSION

Water Main Extension Application – For complete details on our water main extension policy, procedures and requirements visit our Rules and Regulations page under the Consumer Information tab. A PDF version of the policy can also be downloaded here.

REQUEST FOR FINAL WATER/TAX BILLS

Request for Final Bills Form – Realtors and attorneys wishing to obtain a final bill for a closing should submit this form to info@portsmouthwater.org.  Our office requires three days advance notice to prepare the final bills.

PRV DOCUMENTATION & MAPS

Pressure Reducing Valve (PRV) [Links to Obtaining Water Service] – The installation of a pressure reducing valve is required after the water meter for locations below elevation 90 feet MSL in the low service area and below elevation 210 feet MSL in the high service area, as determined by the District. A dual check valve (spring type) is required on all services after the meter, or after the pressure reducing valve if one is required.

Download map to see if a PRV is required for your location.
Low Service/North End | High Service/South End

Also available as a brochure with installation diagrams.
Informational Page | Full Map

BACKFLOW DOCUMENTATION & TEST SHEET

Backflow Prevention Assembly Test and Maintenance Record Sheet – A test record is required upon installation, repair, or relocation of a backflow assembly. Annual testing is required for all high hazard applications.

What is a Cross-Connection? – Cross-connections can be found in all plumbing systems. They are physical connections between a drinking water pipe and something that is not safe to drink—such as a garden hose, swimming pool, lawn sprinkler, or boiler.

2022 Flushing Map – Discoloration of the water is expected during and after the flushing. Flushing in one area may create discolored water in other areas. Customers are advised to avoid washing clothes and those with hot water tanks are advised to avoid drawing hot water during the flushing hours and until any discoloration has cleared. It is expected that the water will clear by midday after the flushing. Customers may also experience low water pressure during the flushing. This schedule is subject to weather conditions or other unforeseen circumstances. Click here for further information.