Notes to the Consolidated Financial Statements
19. Unrealized Market Value Adjustments (millions) Change in fair value of natural gas derivative instruments
2025
2024
$
8 $
(34)
6
Change in fair value through OCI
(1)
$
14 $
(35)
Unrealized market value adjustments represent the net income impact of measuring certain financial and derivative instruments at fair value subsequent to initial recognition (Note 7), and measuring natural gas in storage at the lower of weighted average cost and net realizable value. These adjustments represent the change in the carrying amount of the related item during the period and are dependent on the market prices and expected delivery dates at the end of the reporting period. Unrealized market value adjustments through OCI represent the income impact of measuring debt retirement funds at fair value subsequent to initial recognition. The adjustment represents the change in the carrying amount of debt retirement funds during the period and is dependent on the market prices of the financial instruments held in the debt retirement funds at the end of the reporting period. 20. Natural Gas Sales and Purchases 2025 2024
Asset Optimization
Asset Optimization
(millions)
Commodity
Total
Commodity
Total
NATURAL GAS SALES Realized sales
$
209 $
101 $
310 $
225 $
141 $
366
Change in fair value of natural gas derivative instruments
-
(1)
(1)
-
(5)
(5)
209
100
309
225
136
361
NATURAL GAS PURCHASES Realized purchases (net of change in inventory) Change in fair value of natural gas derivative instruments
(164)
(81)
(245)
(183)
(129)
(312)
8
1
9
(32)
3
(29)
(156)
(80)
(236)
(215)
(126)
(341)
$
53 $
20 $
73 $
10 $
10 $
20
21. Delivery Revenue (millions)
2025
2024
$
144 $
Basic monthly charge
137 161
175
Delivery revenue
5
Other
6
$
324 $
304
82
Made with FlippingBook Ebook Creator