EARNINGS PER SHARE (Tables)

3 Months Ended

Mar. 31, 2017

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The following table sets forth the components of basic and diluted EPS:

Eversource (Millions of Dollars, except share information)	For the Three Months Ended
	March 31, 2017		March 31, 2016
Net Income Attributable to Common Shareholders	$	259.5	$	244.2
Weighted Average Common Shares Outstanding:
Basic	317,463,151		317,517,141
Dilutive Effect	661,385		963,909
Diluted	318,124,536		318,481,050
Basic and Diluted EPS	$	0.82	$	0.77