Borrowings and Other Financing Instruments (Tables)

6 Months Ended

Jun. 30, 2020

Borrowings and Other Financing Instruments [Abstract]

Short-Term Borrowings

Commercial paper outstanding for PSCo was as follows:

(Amounts in Millions, Except Interest Rates)	Three Months Ended June 30, 2020			Year Ended Dec. 31, 2019
Borrowing limit	$	700		$	700
Amount outstanding at period end	—			—
Average amount outstanding	24			154
Maximum amount outstanding	166			432
Weighted average interest rate, computed on a daily basis	0.71		%	2.67		%
Weighted average interest rate at period end	N/A			N/A

Credit Facilities

At June 30, 2020, PSCo had the following committed revolving credit facility available (in millions of dollars):

Credit Facility (a)		Outstanding (b)		Available
$	700	$	8	$	692

^(a) This credit facility expires in June 2024.

^(b) Includes outstanding commercial paper and letters of credit.

Money Pool

Borrowings and Other Financing Instruments [Abstract]

Short-Term Borrowings

Money pool borrowings for PSCo were as follows:

(Amounts in Millions, Except Interest Rates)	Three Months Ended June 30, 2020			Year Ended Dec. 31, 2019
Borrowing limit	$	250		$	250
Amount outstanding at period end	—			39
Average amount outstanding	94			7
Maximum amount outstanding	250			50
Weighted average interest rate, computed on a daily basis	0.92		%	2.29		%
Weighted average interest rate at period end	N/A			1.63		%