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Exploratory Well Costs | 6 Months Ended
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Jun. 30, 2023
Capitalized Exploratory Well Costs [Abstract] |
Exploratory Well Costs | Exploratory Well Costs EOG's net changes in capitalized exploratory well costs for the six-month period ended June 30, 2023, are presented below (in millions):
| Six Months Ended June 30, 2023
Balance at January 1 | $ | 15 |
Additions Pending the Determination of Proved Reserves | 57 |
Reclassifications to Proved Properties | (14) |
Costs Charged to Expense | (1) |
Balance at June 30 | $ | 57 |
| Six Months Ended June 30, 2023
Capitalized exploratory well costs that have been capitalized for a period of one year or less | $ | 56 |
Capitalized exploratory well costs that have been capitalized for a period greater than one year (1) | 1 |
Balance at June 30 | $ | 57 |
Number of exploratory wells that have been capitalized for a period greater than one year | 1 |
(1)Consists of costs related to a project in the United States at June 30, 2023.

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- Definition The entire disclosure for parts or all of the information related to suspended well costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1B -SubTopic 235 -Topic 932 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482274/932-235-50-1B + Details
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