This viewer allows you to:
The viewer relies on voluntarily submitted well water samples from homeowners and other well water data collected by state agencies over the past 25 years. This includes private well water quality data from the Center for Watershed Science and Education, the WI Dept. of Ag, Trade and Consumer Protection, and the WI Department of Natural Resources Groundwater Retrieval Network, Eau Claire County Health Dept and La Crosse County Health Dept.
The WI Well Water Viewer does not represent well water quality information for all known private wells. This information is not intended to be a substitute for well water testing and the viewer does not provide site specific information for an individual well or property. The Center for Watershed Science and Education is not responsible for misuse or misinterpretation of the data.
The viewer relies mostly on voluntarily submitted well water samples from homeowners and other well water data collected by state agencies over the past 25 years. It would not have been made possible without the many well owners who took the initiative to have their wells tested.
Yes, absolutely. The viewer is not a replacement for testing your well. Well water quality is often site or system specific. Every well should be tested for certain things depending on where you live and the types of land-use activities around your well.
The viewer can be useful in providing some information on what water quality is like in the area or what additional parameters might be worth testing for. The value of the water quality viewer is in the amount of data displayed. It does a good job of showing areas where water quality has been degraded or is more likely to exceed certain drinking water standards. It relies on the law of averages and requires large numbers of samples in order to characterize water quality for a county or town. The smaller the number of samples the less representative the information will be of water quality in an area. The viewer is not a replacement for a water test.
Answering whether water quality is getting better or worse requires baseline data as a starting point and regular monitoring of wells into the future. This viewer is a good start for communities to view baseline data and identify areas where more data is needed. It can also help communities focus future water quality testing efforts in areas where problems exist.
If the viewer is successful in encouraging private well owners to perform routine well water testing, then in the future we will have a better chance of answering whether groundwater quality is getting better or worse.
Map Viewer is a free, web-based GIS application that provides water feature information in the form of an interactive map of Colorado. Features can be selected and identified, and links are provided to more detailed information and data available for download for that feature.
There are a variety of map viewers designed with specific tasks in mind. To see a list, check out DWR's FAQs. The maps below are the most commonly used for DSS purposes. Looking for AquaMap? It's gone, but its functionality can be found in many of the maps below.
This viewer allows users to search and map DNR information regarding water quality by focusing on places in Wisconsin where the DNR is working with partners to provide improved water quality. Users can view current water restoration plans along with impaired waterbodies in order to gather a quick assessment of how the state is working toward improving and maintaining water quality. Users can also view HWHQW modeling and assessment results and protection priority areas. Described below is a more specific look at what is included in the viewer.
The HWHQW action plan prioritizes the healthiest 30% watersheds and the high-quality lakes, streams, rivers, and wetlands within those watersheds for protection. The 30% healthiest watersheds are identified at the statewide scale and major drainage basin (i.e. HUC6) scale. The viewer includes the modeling indicators used to identify watershed health, stressors, and protection opportunities. Protection opportunities integrates priorities from multiple DNR programs, including forestry, fisheries, wildlife, and water quality.
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