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The USGS Water Science School

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Groundwater

Groundwater Basics

Human Interaction and Groundwater

Groundwater Quality

Use of Groundwater

Measuring Groundwater

Groundwater and the Water Cycle

USGS Groundwater Data

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URL: http://water.usgs.gov/edu/mearthgw.html
Page Contact Information: Howard Perlman
Page Last Modified: Monday, 17-Mar-2014 11:03:26 EDT