The Environmental Health Division receives applications for the construction or expansion of individual septic systems. When a septic system fails, the staff also reviews applications for repairs.
Application Process
- Choose the application that applies to you:
- Septic Construction Application – Contractor use only
- Septic Repair Perc Application – Homeowner or contractor use
- Septic System Construction Requirements – Contractor use
- Submit application to the health department either in person or by mail to:
- St. Mary’s County Health Department
Environmental Health Division
P.O. Box 316
Leonardtown, MD 20650
- St. Mary’s County Health Department
- Complete perc testing
- Submit site plan by a Maryland registered land surveyor
- Begin construction, upon approval
- Contact health department to conduct a final inspection of the septic system before tank and fields are covered
For more information, please contact the health department at smchd.healthdept@maryland.gov or call 301-475-4321.
Learn More About Septic Systems