Suffolk County Water Authority

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New Accounts

The following information is a guide to facilitating a water service connection for new construction or to change service from a private well to our public supply. If you already have a service with SCWA and are moving to a new location in Suffolk County see Change of Responsibility.

New Connection For A Commercial Customer
You will need:
    • Survey of the subject property
    • Tax map number
    • Mailing address, telephone number of applicant or their agent
    • Water flow requirements, including fire flows
    • Connection fees
    • Security deposit
    • Water service installation on property (contact our New Service Department prior to service installations)
    • Contact our local New Construction Department. An information packet will be mailed or may be picked up in person. The packet contains detailed information and procedures to assist the applicant.