Onsite Sewage Disposal Systems & Private Well Water Systems

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The moratorium on conducting soil evaluations for proposed shallow-type onsite sewage disposal systems has been lifted as of December 8, 2016.

The Health Department's Onsite Sewage and Water Program administers state and local regulations for sewage disposal systems and private well water supplies to ensure proper construction, operation and maintenance in Fairfax County.

For more information about alternative septic systems, conventional septic systems and private well water, please call the Onsite Sewage Disposal Systems & Private Well Water Systems program direct line at 703-246-2201.

Important Notice: In accordance with the Underground Utility Damage Prevention Act, all appointments that require Fairfax County Health Department personnel to probe, auger or otherwise "excavate" on the property will be scheduled no sooner than three working days from the date of request to allow for utility clearance.


Alternative/Non-Conventional Septic Systems

Reminder: Septic System Inspection Due Annually

See Alternative/Non-Conventional Septic Systems for information about state and county regulations, homeowner requirements for maintenance and monitoring, and certified operator lists.

Contact Us

Public Counters:
Mon. Fri.
8 a.m. 4 p.m.  

  • 10777 Main Street, Fairfax, VA 22030
  • Main Phone: 703-246-2444
  • Fax: 703-653-9448
  • Send an Email

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Contact Fairfax County: Phone, Email or Twitter | Main Address: 12000 Government Center Parkway, Fairfax, VA 22035
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