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Wilmington DE Department of Public Works
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  3. Water Quality
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Popular Links 1

  1. Water Quality FAQs

  2. PFAS Information

  3. Cross Connection & Backflow Control Program

Categories

  1. All Categories
  2. Cross Connection Control & Backflow Testing Program
  3. History of Lead in Drinking Water
  4. PFAS
  5. Popular Links 1
  6. Popular Links 2
  7. Public Records Request
  8. Quick Links
  9. Site Links

Live Edit

  • Bill Pay
  • Start/Stop
    Water/sewer Service
  • REport a Concern
    Or Emergency
  • Sign up for Alerts
  • Lead REduction
    Program

  1. Wilmington Water Utility home page

Contact Us

  1. Department of Public Works

  2. Louis L. Redding City/County Building

  3. 800 N. French Street, 6th Floor

  4. Wilmington, Delaware 19801

Hours

  1. Monday through Friday

  2. 8:30 am to 4:30 pm


  3. Dial 311 within city limits

  4. or 302-576-2620 from outside city limits

After Hours

  1. Phone: Wilmington 311 or call 302-576-2620 (outside City limits)
    After hours call 302-654-5151

  2. Email: Water (General) or Water Quality Lab

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