Mound Septic Installation and Replacement in Lake Crystal, MN
Mankato Septic installs mounds, replaces failed fields, and runs SSTS permitting for Lake Crystal, Minnesota and the rural country around it. We are MPCA SSTS certified, licensed, and insured, and we work the acreage lots and farm parcels southwest of Mankato where every home treats its own wastewater.
Lake Crystal sits southwest of Mankato in prairie-pothole country, where the low, wet spots scattered across the flat ground set the septic problem. Those depressions hold a high seasonal water table, and even the ground between them runs to a heavy clay and glacial till that drains slowly. A buried drainfield needs three feet of dry, fast-enough soil, and between the wet pockets and the tight clay a lot of these parcels do not offer it. That is what pushes so many lots here to a mound.
The mix means two lots on the same road can need very different systems, one on a dry rise and one at the edge of a pothole. Because the ground changes that much, the soil evaluation is read parcel by parcel. We open a pit, find the depth to the water table and the clay, and size the system to what your lot actually shows, not to the field down the road.
Lake Crystal is in Blue Earth County, so Blue Earth County Environmental Services reviews and permits the work under Minnesota Rules chapter 7080. We assemble the evaluation, the design, and the application, file it, and meet the inspector on site. Call (507) 555-0172 for a free estimate in Lake Crystal.