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Derivative Instruments (Details 2) MWh in Millions, MMBTU in Millions | Mar. 31, 2017 MWh MMBTU
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Power Contracts |
Volume of First Energy's outstanding derivative transactions |
Purchases (in MWH or mmBTUs) | 2
Sales (in MWH or mmBTUs) | 11
Net (in MWH or mmBTUs) | (9)
FTRs |
Volume of First Energy's outstanding derivative transactions |
Purchases (in MWH or mmBTUs) | 13
Sales (in MWH or mmBTUs) | 0
Net (in MWH or mmBTUs) | 13
NUGs |
Volume of First Energy's outstanding derivative transactions |
Purchases (in MWH or mmBTUs) | 3
Sales (in MWH or mmBTUs) | 0
Net (in MWH or mmBTUs) | 3
Natural Gas |
Volume of First Energy's outstanding derivative transactions |
Purchases (in MWH or mmBTUs) | MMBTU | 1
Sales (in MWH or mmBTUs) | MMBTU | 1
Net (in MWH or mmBTUs) | MMBTU | 0
FES | Power Contracts |
Volume of First Energy's outstanding derivative transactions |
Purchases (in MWH or mmBTUs) | 2
Sales (in MWH or mmBTUs) | 11
Net (in MWH or mmBTUs) | (9)
FES | FTRs |
Volume of First Energy's outstanding derivative transactions |
Purchases (in MWH or mmBTUs) | 11
Sales (in MWH or mmBTUs) | 0
Net (in MWH or mmBTUs) | 11
FES | Natural Gas |
Volume of First Energy's outstanding derivative transactions |
Purchases (in MWH or mmBTUs) | MMBTU | 1
Sales (in MWH or mmBTUs) | MMBTU | 1
Net (in MWH or mmBTUs) | MMBTU | 0

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