La Paz County, AZ septic permits and regulations

Septic systems in La Paz County, Arizona are permitted by La Paz County Health Department under Arizona Administrative Code Title 18, Chapter 9, Article 3 (R18-9-A301 et seq.).

Septic permit program

  • Program type: County Health Department
  • Authorized agent: La Paz County Health Department
  • Own septic program: No, uses Arizona state rules
  • Local rules beyond the state: No
  • Population: 16,557

Permit fee comparison

Average septic permit fee in La Paz County: $138. Arizona average: $265.

Local rules

County operates under state-level AAC Title 18, Chapter 9, Article 10. Contact local health department for any additional county-specific requirements.

What SepticPro has on file for La Paz County

  • 4 permit fees with sources
  • The agency phone, email and office address
  • Setback distances
  • Soil and perc test requirements
  • Allowed system types
  • System design rules
  • Inspection requirements
  • Maintenance and pumping rules
  • Point-of-sale rules
  • Installer, designer and pumper licensing

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Draw a permit-ready site plan for La Paz County

Enter the address, draw the system on the aerial with the parcel lines and topo, and print it to scale for La Paz County Health Department. See how SepticPro site plans work.

Other Arizona counties

Data checked 2026-03-16. Always confirm requirements with La Paz County Health Department before applying.