REVENUE (Tables)

6 Months Ended

Jun. 30, 2018

Revenues Disaggregated by Source [Table]

The following table sets forth our revenues disaggregated by source for the periods indicated:

	Three Months Ended					Six Months Ended
	June 30,					June 30,
	2018			2017		2018			2017
	(Thousands of dollars)
Natural gas sales to customers	$	261,347		$	247,494	$	856,273		$	747,663
Transportation revenues	24,062			21,343		57,605			51,549
Miscellaneous revenues	5,759			5,196		12,527			10,981
Total revenues from contracts with customers	291,168			274,033		926,405			810,193
Other revenues - natural gas sales related	(1,108		)	3,377		(78		)	15,540
Other revenues	2,461			2,279		4,658			4,364
Total other revenues	1,353			5,656		4,580			19,904
Total revenues	$	292,521		$	279,689	$	930,985		$	830,097