Materials for O&M Service Providers

Onsite Wastewater

• Arizona Administrative Code for Onsite Wastewater Treatment Systems which is part of the Aquifer Protection Permit Program: Title 18. Environmental Quality, Chapter 9. Department of Environmental Quality - Water Pollution Control, Articles 1, 2, 3, 4:
  • Paper copies
    • Available through Secretary of State, Public Services Division, 1700 W. Washington Street, Floor 7, Phoenix, AZ 85007-2808
    • Cost ~$14, current price list of all Arizona Administrative Code (A.A.C.) Titles and Chapters is available online
    • Order form
• Standardized glossary of terms used in the onsite wastewater industry (developed by the Consortium of Institutes for Decentralized Wastewater Treatment):
• Sources of onsite wastewater treatment equipment and supplies to conduct inspections: Pumper Magazine's list of Company/Equipment Directories
• Document

  County-Contacts-for-Onsite-WW-Treatment-Systems-March-2025.pdf

ADEQ

• ADEQ Onsite Wastewater
• ADEQ Stakeholders Materials
• Using Graywater at Home Brochure (ADEQ Brochure)
• Engineering Bulletin No. 12 for Conventional System Training

CIDWT

• Document

  CIDWT-OM-Service-Provider-Manual.pdf
• Document

  Analyzing-Wastewater-Treatment-Systems-Serving-Residential-and-Commercial-Facilities-for-High-Strength-and-Hydraulic-Loading.pdf
• O&M Checklists developed by CIDWT
• Residential Onsite Wastewater Treatment Systems: An Operation and Maintenance Service Provider Program

UA

• Maintaining NAWT Certification
• Septic Systems Owner's Guide

Additional Resources

• Example Management Plans (From University of Minnesota Onsite Sewage Treatment Program)
• H2OandM.com (Septic System Owner's Guide Online Tool)
• Document

  NOWRA-OM-Manual-3rd-edition.pdf