Dona Ana County, NM septic permits and regulations

Septic systems in Dona Ana County, New Mexico are permitted by Dona Ana County Environmental Health under 20.7.3 NMAC.

Septic permit program

  • Program type: State Agency
  • Authorized agent: Dona Ana County Health Department
  • Own septic program: No, uses New Mexico state rules
  • Local rules beyond the state: No
  • Population: 219,561

Permit fee comparison

Average septic permit fee in Dona Ana County: $275. New Mexico average: $275.

Local rules

County operates under state-level 20.7.3 NMAC (Liquid Waste Disposal). Contact local health department for any additional county-specific requirements.

What SepticPro has on file for Dona Ana County

  • 13 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

Create a free account to see the full details.

Draw a permit-ready site plan for Dona Ana County

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

Other New Mexico counties

Data checked 2026-03-16. Always confirm requirements with Dona Ana County Environmental Health before applying.