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![](https://www.circleofblue.org/wp-content/uploads/2010/09/index_06-1-495x400.jpg)
Infographic: North Dakota’s Rise To Domestic Oil Royalty
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North Dakota has become the number four oil producing state—but at what cost to its water supply?
![](https://www.circleofblue.org/wp-content/uploads/2010/06/BakkenIMAGE0-1000-495x400.jpg)
Water Demand is Flash Point in Dakota Oil Boom
Production from the Bakken Shale is projected to use up to 5.5 billion gallons of water annually.
![](https://www.circleofblue.org/wp-content/uploads/2010/09/monitoring-well-290-2-495x400.jpg)
Government Warns Against Contaminated Water in Wyoming Town
Freshwater wells deemed unsafe because of hydrocarbons.
![](https://www.circleofblue.org/wp-content/uploads/2010/11/hydrolic-fracking-1000-1-495x400.jpg)
Fracking Regulations Vary Widely from State to State
A look at how states across America are facing deep frack dilemmas.
![](https://www.circleofblue.org/wp-content/uploads/2010/08/MillerOILPIC_6-590-2-495x300.jpg)
California Drought is No Problem for Kern County Oil Producers
Farmers do without water because of oil industry uses.
![](https://www.circleofblue.org/wp-content/uploads/2010/08/Screen-Shot-2016-01-05-at-2.47.12-PM-495x354.png)
Infographic: Michigan Mineral Rights
In Michigan, $178 million for nearly 120,000 acres of state-owned minerals in 20 counties.
![](https://www.circleofblue.org/wp-content/uploads/2010/08/natural-gas_stevesfeature1_590.jpg)
Michigan Says It’s Ready For Next Drilling Boom
“Fracking” is the injection of water and chemicals to rupture deep shale and release natural gas.
![](https://www.circleofblue.org/wp-content/uploads/2010/07/Shale-290.jpg)
EPA Announces Study to Re-Examine the Health Risks of Hydrofracking
States have begun implementing stricter standards for the controversial natural gas drilling process.