OTHER DEFERRED CHARGES (Tables)

3 Months Ended

Mar. 31, 2018

OTHER DEFERRED CHARGES.

Schedule of Other Deferred Charges

Other deferred charges are as follows (dollars in thousands):

	March 31,		December 31,
	2018		2017
Preliminary surveys and investigations	$	20,403	$	19,737
Advances to operating agents of jointly owned facilities		9,938		10,740
Interest rate swaps		8,357		4,311
Other		2,138		3,704
Total other deferred charges	$	40,836	$	38,492