Location and Phone
120 S. Hays Street, Suite 200
Bel Air, MD  21014
410-877-2300

Close of Wet Season Perc Testing

Health Department Services

• Percolation testing for subdividing land, vacant lots, repair septic systems, and building permits
• Soil testing for innovative and alternative septic systems (sand mounds and low-pressure dose systems)

Click on a link for more resources and information:

• Subdivision review
• Abbreviated plan review
• Harford County Soil Map
• Harford County Soils Chart 
• Perc Test Application
• Perc Test Application Update
• Perc Test Application Procedure
• Perc Test Frequently Asked Questions