Houston County, in the SE corner of MN, is underlain by karst aquifers developed in Ordovician and Cambrian carbonates. Systematic sinkhole searches had not been conducted in the County but 64 sinkholes had been recorded in the process of geologic mapping and hydrogeologic studies. 1m resolution ...
GIS / Facility Mapping Water Distribution System Design Wastewater Collection System Design Stormwater Collection System and Flood Control Design Sanitary Sewer, Water and Storm System Rehabilitation Design Water District Consulting Services Civil Design for Institutional, Commercial and Residential Deve...