Wellhead Protection Area (WHPA) is the Minnesota Department of Health (MDH) approved surface and subsurface area surrounding a public water supply well or well field that...

These layers were created by MDH to provide a groundwater context for MNDNR's Watershed Health Assessment Framework (WHAF) tool. WHAF provides an organized approach for...

The County Well Index (CWI) geodatabase was developed by the Minnesota Geological Survey (MGS) and is maintained in cooperation with the Minnesota Department of Health (MDH)....

The “capture zone” is the proposed capture area within the aquifer. When there isn't a surface water contribution, the groundwater capture area is identical to the wellhead...

Description: The improper location, construction or sealing of a well or boring in an area of groundwater contamination may allow contaminants to spread to otherwise protected...

"What's In My Neighborhood? - Agricultural" is an interactive web map that provides attribute and location-based search capabilities for Agricultural Chemical spills and...

Food for Thought (4th Edition) is a set of 18 Minnesota academic standards-based K-12 lessons and maps. This unique classroom resource is the result of a long-standing working...

The Hennepin GIS Hub is a public portal into the county map gallery, open data site and other useful resources.

These areas were delineated in 2002 and 2003. The source water assessment area for community public water supply systems using surface water intakes includes three distinct...

These areas were deliniated in 2008 and 2009. Drinking water supply management area for a surface water intake (DWSMA-SW) is the Minnesota Department of Health (MDH) endorsed...