New Expression Relating Kfs to Perc Time From a Perc Test

Perc Test Outdated The Percolation Test (PT) rate of fall or “Perc Time” is still used in many jurisdictions to determine suitability for onsite sewage disposal or for sizing of soil absorption systems (drainfields) and stormwater infiltration BMPs. It has been understood for some time, that Perc Time is not ideal because it is not just a […]