Statement of Net Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Document period end date			Sep. 30, 2019
OPERATING REVENUES:
Natural gas transportation	$ 107,122	$ 106,425	$ 322,470	$ 320,499
Natural gas storage	3,271	3,239	12,396	9,369
Other	19	15	(27)	16
Total operating revenues	110,412	109,679	334,839	329,884
OPERATING EXPENSES:
General and administrative	11,877	11,355	38,653	35,892
Operation and maintenance	24,596	19,638	61,509	53,557
Depreciation and amortization	26,922	26,657	80,529	79,466
Regulatory debits	180	372	538	2,219
Taxes, other than income taxes	3,347	3,786	11,195	12,893
Regulatory charges resulting from tax rate changes	5,944	17,585	17,637	29,737
Other (income) expenses, net	45	40	56	399
Total operating expenses	72,911	79,433	210,117	214,163
OPERATING INCOME	37,501	30,246	124,722	115,721
OTHER (INCOME) AND OTHER EXPENSES:
Interest expense	7,348	5,417	21,822	20,923
Allowance for equity and borrowed funds used during construction (AFUDC)	(1,310)	(632)	(2,566)	(1,619)
Miscellaneous other (income) expenses, net	(1,043)	7	(3,117)	(654)
Total other (income) and other expenses	4,995	4,792	16,139	18,650
NET INCOME	$ 32,506	$ 25,454	$ 108,583	$ 97,071