Related Party Transactions (Tables)

12 Months Ended

Dec. 31, 2016

The table below contains significant affiliate transactions among the companies and related parties for the years ended Dec. 31:



(Thousands of Dollars)	2016		2015		2014
Operating revenues:
Electric	$	8,809	$	8,632	$	9,614
Other	4,525		4,441		4,441
Operating expenses:
Purchased power	56		—		23
Other operating expenses — paid to Xcel Energy Services Inc.	446,086		414,620		454,250
Interest expense	149		211		158
Interest income	—		45		61

Accounts receivable and payable with affiliates at Dec. 31 were:



	2016				2015
(Thousands of Dollars)	Accounts Receivable		Accounts Payable		Accounts Receivable		Accounts Payable
NSP-Minnesota	$	7,669	$	—	$	4,419	$	—
NSP-Wisconsin	974		—		71		—
SPS	745		—		414		—
Other subsidiaries of Xcel Energy Inc.	33		98,797		5		76,643
	$	9,421	$	98,797	$	4,909	$	76,643