In an effort to reduce water use in California, communities are turning to wastewater purification. This wastewater is being made so pure that it's actually causing problems: EARTH Magazine reports on a new study that showed that ultra-purified water allowed minute amounts of arsenic to leach from the surrounding bedrock into the water.
The Kentucky Geological Survey provide an interactive map of water wells and springs in Kentucky. Users can explore the map to find more detailed information for each feature, including the type of spring, well depth, primary well use, and links to well and spring reports. The map also includes outlines of sinkholes in Kentucky.
Click here to access the Kentucky Geological Survey's interactive map.
The Maryland Geological Survey, in cooperation with the U.S. Geological Survey, maintains a state-wide network of groundwater observation wells. The data from these wells is used to create an interactive map of groundwater levels in Maryland. The map provides both historical and recent groundwater reading levels across a range of aquifers in the state of Maryland.
The Illinois State Geological Survey (ISGS) is the official repository for the records of existing wells that have been drilled in the state of Illinois. With records for over 700,000 wells, the interactive water wells map allows users to explore a range of information including the location, depth, and bedrock topography for all recorded wells in Illinois. Data for water and related wells exists for private water wells, engineering borings, and stratigraphic borings.