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Emergency Alert EMERGENCY ALERT City of Flagstaff to enter Stage Two fire restrictions Read On... City enters Phase 3 of COVID reopening Read On...

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  1. The mission of the City of Flagstaff is to protect and enhance the quality of life for all.
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  4. Water Services
  5. Wastewater
  6. Backflow Prevention & Pretreatment
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Forms

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  • Enforcement Response Plan (PDF)
  • Business Inspection Form (PDF)
  • Pretreatment Warning Letter (PDF)
  • Brewery Questionnaire (PDF)
  • Business Questionnaire (PDF)
  • Industrial Waste Discharge Permit Application (PDF)
  • Interceptor Maintenance Record Form (PDF)
  • Hold Harmless Agreement (PDF)
  • Industrial Pretreatment Survey (PDF)
  • Dental Amalgam Compliance Certification Form (PDF)
  • Backflow Test Report Form (Blank)
  1. Backflow Prevention
    1. Installation Instructions
    2. Disconnection and Removal Instructions
    3. Backflow Device Removal Request
    4. Additional Resources
  2. Pretreatment Program
    1. Archived Pretreatment Code Changes
      1. Part 1: FOG Manual and Scavenger Waste
      2. Part 2: Cross Connection and Local Limits for SIUs
    2. Pretreatment Warning Letter (PDF)
    3. Fats, Oils, & Grease (F.O.G) Program
    4. Dental Amalgam Rule
    5. FOG SwiftComply FAQs
    6. Car Wash Mud Sump
  3. Enforcement Response Plan (PDF)
  4. Contacts
  5. Forms
  6. FAQs
  7. Link to Water Services Main Page
  1. City of Flagstaff Arizona
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Contact Us

  1. Flagstaff City Hall
  1. 211 W Aspen Avenue
  1. Flagstaff, AZ 86001
  1. Phone: 928-213-2000
  1. Email Us

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