Borrowings and Other Financing Instruments (Tables)

9 Months Ended

Sep. 30, 2022

Borrowings and Other Financing Instruments [Abstract]

Short-Term Borrowings

Commercial paper outstanding for PSCo:

(Amounts in Millions, Except Interest Rates)	Three Months Ended Sept. 30, 2022			Year Ended Dec. 31, 2021
Borrowing limit	$	700		$	700
Amount outstanding at period end	—			147
Average amount outstanding	14			26
Maximum amount outstanding	170			322
Weighted average interest rate, computed on a daily basis	2.07		%	0.19		%
Weighted average interest rate at period end	N/A			0.22

Credit Facilities

At Sept. 30, 2022, PSCo had the following committed revolving credit facility available (in millions of dollars):

Credit Facility (a)		Drawn (b)		Available
$	700	$	26	$	674

(a)    Expires in September 2027.

(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:

(Amounts in Millions, Except Interest Rates)	Three Months Ended Sept. 30, 2022			Year Ended Dec. 31, 2021
Borrowing limit	$	250		$	250
Amount outstanding at period end	165			—
Average amount outstanding	49			12
Maximum amount outstanding	197			243
Weighted average interest rate, computed on a daily basis	2.06		%	0.07		%
Weighted average interest rate at period end	2.33			N/A