A: For a true percolation test, often done during construction or installation of a septic system, a hole approximately 1 foot in width and depth is dug. Once filled with water, if it drains at a rate ...

Drainage is everything when it comes to soil. You'll see seed packets and planting guides for plants that can tolerate all kinds of soil conditions, but the one condition virtually every plant needs ...

The St. Mary’s County Health Department will begin wet season perc testing for lower-terrace soil types on or about March 27. Perc testing for all other soil types (upland areas) will begin if and ...

Due to declining seasonal groundwater levels, the St. Mary’s County Health Department has suspended additional scheduling of wet season perc testing. Health department staff will conduct the last perc ...