ENVIRONMENTAL MATTERS (Tables)

9 Months Ended

Sep. 30, 2018

Environmental Obligations Recognized by Company

The following table sets forth a summary of changes in the Company’s liability for environmental obligations for the nine months ended September 30, 2018 and 2017. The Company’s current and noncurrent environmental obligations are recorded on the Company’s Consolidated Balance Sheets in Other Current Liabilities and Other Noncurrent Liabilities, respectively.

Environmental Obligations
	($ millions)
	Fitchburg				Northern Utilities				Total
	Nine months ended September 30,
	2018		2017		2018		2017		2018		2017
Total Balance at Beginning of Period	$	0.1	$	0.1	$	2.0	$	1.8	$	2.1	$	1.9
Additions		—		—		0.6		0.5		0.6		0.5
Less: Payments / Reductions		0.1		—		0.5		0.2		0.6		0.2
Total Balance at End of Period		—		0.1		2.1		2.1		2.1		2.2
Less: Current Portion		—		0.1		0.6		0.4		0.6		0.5
Noncurrent Balance at End of Period	$	—	$	—	$	1.5	$	1.7	$	1.5	$	1.7