Minnesota Water Science Center
USGS Water Science Centers are located in each state.
Ground-water susceptibility Based on Minnesota and Wisconsin Ground-Water Contamination Susceptibility Models
back to Pesticides and Nitrate in Surficial Sand and Gravel Aquifers as Related to Modeled Contamination Susceptibility in Part of the Upper Mississippi River Basin
USGS publication categories
Order USGS maps, products, and publications
USGS Home Water Climate Change Core Science Ecosystems Energy and Minerals Env. Health Hazards