From the Wisconsin Department of Natural Resources:
- Drinking water and groundwater
http://www.dnr.state.wi.us/org/water/dwg/Index.htm - Sauk County info on geology, depth to bedrock, and water-table elevations developed by the Wisconsin Geological and Natural History Survey
http://www.uwex.edu/wgnhs/gis.htm - Information for public water system owners and operators
http://www.dnr.state.wi.us/org/water/dwg/owneroperator.htm - Information on common water contaminants in drinking water
http://www.dnr.state.wi.us/org/water/dwg/pubbro.htm - 2008 Annual drinking water report (PDF)
http://www.dnr.state.wi.us/org/water/dwg/report.pdf - Information on groundwater (PDF)
http://dnr.wi.gov/org/water/dwg/gw/pubs/atqagw.pdf - Chapter NR 140 on groundwater quality (PDF)
http://www.legis.state.wi.us/rsb/code/nr/nr140.pdf - Proposed amendments to Chapter NR 140 groundwater quality standards (PDF)
http://dnr.wi.gov/org/nrboard/2009/October/10-09-3A2.pdf - Drinking water & ground water quality standards/advisory levels
http://www.dnr.state.wi.us/org/water/dwg/health/haltable.htm - An explanation of Wisconsin’s Groundwater Standards Law, ch. 160, Wisconsin Statutes (PDF)
http://dnr.wi.gov/org/water/dwg/gw/pubs/gwqstdex.pdf
Other resources:
- Wikipedia’s entry on hydrogeology—the area of geology that deals with the distribution and movement of groundwater in the soil and rocks
http://en.wikipedia.com/wiki/Hydrogeology - Wikipedia’s entry on water supply network
http://en.wikipedia.org/wiki/Water_supply_network - Wikipedia’s entry on tap water
http://en.wikipedia.org/wiki/Tap_water - USGS: Wisconsin Water Science Center information on protecting groundwater
http://wi.water.usgs.gov/gwcomp - EPA information on ground water and drinking water
http://water.epa.gov/drink - Wisconsin Department of Health Services’ health consultation for dinitrotoluene in private wells
http://www.dhs.wisconsin.gov/eh/WISites/index.htm - EPA public water systems
http://water.epa.gov/infrastructure/drinkingwater/pws/ - EPA FAQ
http://safewater.custhelp.com/cgi-bin/safewater.cfg/php/enduser/std_alp.php - Ohio EPA where does your drinking water come from?
http://web.epa.ohio.gov/ddagw/pdu/swapdw.html