A Perc Test (also known as “Perk Test,” more formally known as a Percolation Test) is a soil evaluation that tests the rate at which water drains through the soil.

Jun 6, 2016 · The two main tests used to determine a site’s suitability for a septic system are a perc test and visual observation of the soil in a test pit, sometimes referred to as a deep hole test.

A percolation test (colloquially called a perc test) is a test to determine the water absorption rate of soil (that is, its capacity for percolation) in preparation for the building of a septic drain field (leach field) …

Mar 24, 2025 · What Is a Perc Test for Septic Systems and Why Is It Necessary? A perc test analyzes the rate of soil absorption in minutes per inch (MPI). Anywhere from 5 MPI to 60 MPI is ideal for a …

Jun 24, 2023 · So, what is a perc test? A perc test is a procedure performed by a trained professional to test the absorption rate of the soil. It’s conducted by digging several holes, adding about 2 inches of...

Sep 3, 2024 · A perc test measures how quickly soil absorbs moisture. Specifically, it gauges the time it takes for water to drain through the soil, a critical factor for properties that use septic systems.

May 26, 2025 · A perc test is a soil test that measures how quickly water drains into the ground to decide if a septic system can be safely installed on a property.

Jul 29, 2025 · The percolation test, commonly referred to as the perc test, is a critical component in determining the suitability of a site for a septic system. This test assesses the soil’s ability to absorb …

Understand the mandated percolation test procedure, required permits, on-site execution, and how the soil’s drainage rate determines your final septic system…

Jul 27, 2025 · “Perc test” is short for percolation test. It measures how quickly water drains through the soil – a critical piece of information for designing a septic system. In states where perc tests are …