The Trump administration has granted nearly 70 coal-fired power plants a two-year exemption from federal requirements to reduce emissions of toxic chemicals such as mercury, arsenic and benzene. A list quietly posted as of Tuesday on the Environmental Protection Agency's website lists 47 power providers — which operate at least

The Labadie Energy Center and the Sioux Energy Center in Missouri will have two extra years to limit emissions of mercury and other hazardous air pollutants.

The Trump administration has granted two-year exemptions to 66 coal-fired power plants from federal emissions rules targeting air pollutants.