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Related Party Transactions (Tables)
6 Months Ended
Jun. 30, 2021
EEGH  
Related Party Transaction [Line Items]  
Schedule of Related Party Transactions
Presented below are Eastern Energy Gas' significant transactions with DES, Carolina Gas Services, DEQPS and other affiliated and related parties for the three- and six-month periods ended June 30, 2020 (in millions):

Three-Month PeriodSix-Month Period
Ended June 30, 2020Ended June 30, 2020
Sales of natural gas and transportation and storage services$60 $128 
Purchases of natural gas and transportation and storage services
Services provided by related parties(1)
37 80 
Services provided to related parties(2)
29 61 
(1)    Includes capitalized expenditures of $4 million and $7 million for the three- and six-month periods ended June 30, 2020, respectively.
(2)    Amounts primarily attributable to Atlantic Coast Pipeline, LLC, a related-party VIE prior to the GT&S Transaction.
Presented below are Eastern Energy Gas' significant transactions with affiliated and related parties for the three- and six-month periods ended June 30, 2021 (in millions):

Three-Month PeriodSix-Month Period
Ended June 30, 2021Ended June 30, 2021
Sales of natural gas and transportation and storage services$$14 
Services provided by related parties15 
Services provided to related parties16