The bromides themselves are not a public health risk - they account for a tiny part of the salty dissolved solids that create an unpleasant taste in water at elevated levels.  ...But bromides react with the chlorine disinfectants used by drinking water to form brominated trihalomethanes (THMs), a volatile organic compound.

Email correspondence between William M. Foster, Auburn, NY and Fracking Resource Guide.  The letter published in the Auburn Citizen on April 1, 2011 follows at the end of this post.

An Insurance industry blog by Jared Wade. Strange Disasters includes a story about a crater in Turkmenistan caused by scientific laissez-faire about natural gas extraction.

Here you have a particular village that is going to be under water.  Various scientific and government studies report that the right combination of storms could flood the entire village at any time and have recommended relocation at costs varying up to $400 million.