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Hydrostatic Flow Test Request

  1. Please include the hydrant number, if available.
  2. CWS standard procedure to perform a full hydrostatic flow test utilizing two hydrants, one for static/residual reading and the second for flow reading typically flowing two nozzles.

  3. Hydrostatic Test Fee*

    The $250 test fee and the printed request form must be submitted to CWS before any test will be conducted. Payments can be made in person at our downtown office at 103 St. Philip St., or via check mailed to:


    Charleston Water System

    New Development Program Manager

    103 St. Philip St.

    Charleston, SC 29403


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