Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2013

Commitments and Contingencies

Schedule of coal, natural gas and transportation contracts

The following table sets forth our firm physical gas, coal and transportation contracts for the periods indicated as of September 30, 2013 (in millions).

	Firm physical gas and transportation contracts		Coal and coal transportation contracts
October 1, 2013 through December 31, 2013	$	10.6	$	5.7
January 1, 2014 through December 31, 2015	30.5		34.3
January 1, 2016 through December 31, 2017	22.2		22.6
January 1, 2018 and beyond	8.3		22.6