Transient Non-Community Inner Wellhead Management Zone

Inner wellhead management zone (IWMZ) means the land within a 200-foot radius of a public water supply well. For Transient Non-Community (TNC) wells it is also the wellhead protection area.

Data and Resources

Field Value
access_constraints ["Use Constraints: None", "Access Constraints: None"]
bbox-east-long -91.343296
bbox-north-lat 48.805032
bbox-south-lat 43.434062
bbox-west-long -97.072169
contact-email michael.baker@state.mn.us
coupled-resource []
dataset-reference-date [{"type": "publication", "value": "2010-10-06"}]
frequency-of-update continual
licence ["Geospatial data is provided \"as-is\". MDH makes no warranty, expressed or implied, and disclaims all implied warranties of the data for any purpose. MDH also does not warrant that the geospatial data is error free. The geospatial data was developed for MDH internal business purposes. MDH shall not be liable for any activity involving the geospatial data with respect to the following: \na.) Lost profits, lost savings or any other consequential damages; \nb.) The fitness of the geospatial data for a particular purpose; or\nc.) The installation of the geospatial data, its use or the results obtained."]
metadata-date 2010-10-11
metadata-language eng; USA
metadata_type geospatial
progress completed
resource-type dataset
responsible-party [{"name": "Minnesota Department of Health - Environmental Health Division - Source Water Protection Unit", "roles": ["pointOfContact"]}]
spatial {"type": "Polygon", "coordinates": [[[-97.072169, 43.434062], [-91.343296, 43.434062], [-91.343296, 48.805032], [-97.072169, 48.805032], [-97.072169, 43.434062]]]}
spatial_harvester true
Groups
  • AmeriGEOSS
  • National Provider
  • North America
Tags
  • amerigeo
  • amerigeoss
  • ckan
  • drinking-water
  • geo
  • geoss
  • inner-wellhead-management-zone
  • minnesota
  • national
  • north-america
  • united-states
  • wellhead-protection
  • wellhead-protection-area
isopen False
metadata_created 2025-11-19T17:11:20.195350
metadata_modified 2025-11-19T17:11:20.195355
notes Inner wellhead management zone (IWMZ) means the land within a 200-foot radius of a public water supply well. For Transient Non-Community (TNC) wells it is also the wellhead protection area.
num_resources 2
num_tags 13
title Transient Non-Community Inner Wellhead Management Zone