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Wilmington DE Department of Public Works
  1. About Us
  2. Customer Resources
  3. Water Quality
  4. Education
  5. Projects
  6. Contractors & Developers
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PFAS

  1. EPA Information on PFAS

  2. EPA PFAS Standards (Effective 2029)

  3. EPA PFAS Strategic Roadmap

  4. PFAS Health Effect Information - U.S. Centers for Disease Control and Prevention (CDC)

  5. PFAS Information from the State of Delaware

  6. Delaware Division of Public Health PFAS Information Brochure (PDF)

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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