10. Natural gas sales and purchases
For the Three Months Ended September 30 2017 2016 Gas Gas
Commodity Marketing Total
(millions)
Commodity Marketing Total
Natural gas sales Natural gas sales to commodity customers
$
14
$
-
$
14
$
15
$
-
$
15
Realized on natural gas derivative instruments
-
52
52
2
46
48
Change in fair value of natural gas derivative instruments
-
(1)
(1)
-
6
6
14
51
65
17
52
69
Natural gas purchases Realized on natural gas derivative instruments
(15)
(44)
(59)
(16)
(40)
(56)
Change in fair value of natural gas derivative instruments Change in revaluation of natural gas in storage to net realizable value
1
-
1
5
(2)
3
-
(3)
(3)
-
3
3
(14)
(47)
(61)
(11)
(39)
(50)
$
-
$
4
$
4
$
6
$
13
$
19
For the Six Months Ended September 30 2017 2016 Gas Gas
Commodity Marketing Total
(millions)
Commodity Marketing Total
Natural gas sales Natural gas sales to commodity customers
$
38
$
-
$
38
$
42
$
-
$
42
Realized on natural gas derivative instruments
-
103
103
3
72
75
Change in fair value of natural gas derivative instruments
-
6
6
-
(8)
(8)
38
109
147
45
64
109
Natural gas purchases Realized on natural gas derivative instruments
(36)
(90)
(126)
(43)
(61)
(104)
Change in fair value of natural gas derivative instruments Change in revaluation of natural gas in storage to net realizable value
2
(2)
-
53
7
60
-
(7)
(7)
-
14
14
(34)
(99)
(133)
10
(40)
(30)
$
4
$
10
$
14
$
55
$
24
$
79
24
2017-18 SECOND QUARTER REPORT
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