Soil quality is indicative of the capability for soil to perform its functions. Soil is especially important in regulating runoff of storm water and in supporting trees, Shrubs, Lawns and gardens. Such as construction grading, Urban activities, Sedimentation and soil compaction, Often result in erosion. Soil quality refers to the ability of soil to perform its functions. Such as urban activities, Sedimentation and, Construction grading soil compaction, Often result in erosion.