<?xml version='1.0' encoding='utf-8'?>
<oai_dc:dc xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
  <dc:creator>Robert M. Erickson</dc:creator>
  <dc:date>1972</dc:date>
  <dc:description>&lt;p&gt;This report supplements the Wisconsin Geological and Natural History Survey, Information Circular No.9, "Trends in Ground-Water Levels in Wisconsin through 1966". It describes, by hydrographs, the ground-water level trends in Wisconsin for the period 1967-1971. All current observation wells with more than three years of record are included; records of observation wells discontinued since 1967 and records of wells with less than three years of record are not included. Explanatory and interpretive material is in Circular 9.&lt;/p&gt;</dc:description>
  <dc:format>application/pdf</dc:format>
  <dc:language>en</dc:language>
  <dc:publisher>Wisconsin Geological &amp; Natural History Survey</dc:publisher>
  <dc:title>Trends in ground-water levels in Wisconsin, 1967-1971</dc:title>
  <dc:type>reports</dc:type>
</oai_dc:dc>