This is a set of the impaired waterbodies as determined by MPCA's surface water quality assessment process for the 2022 reporting cycle to US Environmental Protection Agency...

This is a draft set of the impaired waterbodies as determined by MPCA's surface water quality assessment process in 2014 and 2015 for the 2016 reporting cycling to US...

This is a set of the impaired waterbodies as determined by MPCA's surface water quality assessment process for the 2020 reporting cycle to US Environmental Protection Agency...

Nitrate-nitrogen (nitrate) risk ranking maps have been constructed for the water table aquifer beneath eleven southeastern Minnesota counties, the seven-county Twin City...

Minnesota Department of Health (MDH) Source Water Protection initially developed county-scale nitrate risk maps in 2007 for nine southeastern Minnesota counties to assist with...

Source water assessment area (SWAA) is the Minnesota Department of Health (MDH) interim surface and subsurface area surrounding a public water supply well that completely...

This dataset is a compilation of state- and county-administered correctional facilities in Minnesota, such as state prisons, county jails, and detention facilities. The records...

This dataset contains 8 layers describing the geology of Blue Mounds State Park. The work used to produce this data was published in this report: GEOLOGY OF BLUE MOUNDS STATE...

Bank Service Areas (BSAs) are geographic regions based in part on watershed boundaries. These BSAs were established for use in two similar wetland regulatory programs in...

This is a proposed set of the waterbodies assessed by MPCA's surface water quality assessment process for the 2016 303(d)/305(b) integrated report to EPA. The waterbodies...

This is a set of the waterbodies assessed by MPCA's surface water quality assessment process for the 2014 303(d)/305(b) integrated report to EPA. Please consult the metadata of...

This is a proposed set of the waterbodies assessed by MPCA's surface water quality assessment process for the 2018 303(d)/305(b) integrated report to EPA. EPA approved the data...

This is a set of the waterbodies assessed by MPCA's surface water quality assessment process for the 2022 303(d)/305(b) integrated report to EPA. Please consult the metadata of...

This is a draft set of the waterbodies assessed by MPCA's surface water quality assessment process for the 2022 303(d)/305(b) integrated report to EPA. Please consult the...

This is a set of the waterbodies assessed by MPCA's surface water quality assessment process for the 2020 303(d)/305(b) integrated report to EPA. Please consult the metadata of...

This is a proposed set of the waterbodies assessed by MPCA's surface water quality assessment process for the 2022 303(d)/305(b) integrated report to EPA. Please consult the...

This is a proposed set of the waterbodies assessed by MPCA's surface water quality assessment process for the 2020 303(d)/305(b) integrated report to EPA. Please consult the...

The MNDNR Watershed Suite is a collection of watershed delineations at various levels, flow network lines, and pour points. This is the newest version updated in 2023. Follow...

This is a draft set of the waterbodies assessed by MPCA's surface water quality assessment process for the 2024 303(d)/305(b) integrated report to EPA. Please consult the...

Minnesota’s 3D Geomatics Committee (3DGeo) - Data Acquisition Workgroup and committee partners have created a new statewide tile indexing scheme for storing, managing, and...