These instruments provide only partial price protection against declines in oil and natural gas prices, but alternatively they partially limit our potential gains from future increases in price. Our Amended Credit Agreement limits our ability to enter into commodity hedges covering greater than 85% of our reasonably anticipated, projected production from proved properties.
These instruments provide only partial price protection against declines in oil and natural gas prices, but alternatively they partially limit our potential gains from future increases in prices. Our Credit Agreement limits our ability to enter into commodity hedges covering greater than 85% of our reasonably anticipated, projected production from proved properties.
(4) These crude oil roll swap transactions are settled based on the difference between the arithmetic average of NYMEX WTI calendar month prices and the physical crude oil delivery month price. Period Volume (MMBtu) Volume (MMBtu/d) Wtd. Avg.
(5) These crude oil roll swap transactions are settled based on the difference between the arithmetic average of NYMEX WTI calendar month prices and the physical crude oil delivery month price. Period Volume (MMBtu) Volume (MMBtu/d) Wtd. Avg.
(2) These natural gas collars are settled based on the NYMEX Henry Hub price on each trading day within the specified monthly settlement period versus the contractual floor and ceiling prices for the volumes stipulated.
(4) These natural gas collars are settled based on the NYMEX Henry Hub price on each trading day within the specified monthly settlement period versus the contractual floor and ceiling prices for the volumes stipulated.
(3) These crude oil basis swap transactions are settled based on the difference between the arithmetic average of ARGUS MIDLAND WTI and ARGUS WTI CUSHING indices, during each applicable monthly settlement period.
(4) These crude oil basis swap transactions are settled based on the difference between the arithmetic average of ARGUS MIDLAND WTI and ARGUS WTI CUSHING indices, during each applicable monthly settlement period.
(3) These natural gas basis swap contracts are settled based on the difference between the inside FERC’s West Texas WAHA price and the NYMEX price of natural gas, during each applicable monthly settlement period.
(2) These natural gas basis swap contracts are settled based on the difference between the Inside FERC’s West Texas WAHA price and the NYMEX price of natural gas during each applicable monthly settlement period.
Our derivative instruments allow us to reduce, but not eliminate, the variability in cash flows that can emanate from fluctuations in oil and natural gas prices, and they thereby provide increased certainty of cash flows for our drilling program and debt service requirements.
Our derivative instruments allow us to reduce, but not eliminate, the potential effects of the variability in cash flows that can emanate from fluctuations in oil and natural gas prices, and thereby provide increased certainty of cash flows for our drilling program and debt service requirements.
The table below summarizes the terms of the derivative contracts we had in place as of December 31, 2022 and additional contracts entered into through February 17, 2023. Refer to Note 8—Derivative Instruments under Item 8 of this Annual Report for open derivative positions as of December 31, 2022. Period Volume (Bbls) Volume (Bbls/d) Wtd. Avg.
The table below summarizes the terms of the derivative contracts we had in place as of December 31, 2023 and additional contracts entered into through February 23, 2024. Refer to Note 8—Derivative Instruments under Item 8 of this Annual Report for open derivative positions as of December 31, 2023. Period Volume (Bbls) Volume (Bbls/d) Wtd. Avg.
Due to this volatility, we have historically used and will continue to selectively use, commodity derivative instruments (such as collars, swaps and basis swaps) to mitigate the price risk associated with a portion of our anticipated production.
Due to this volatility, we have historically used, and we may elect to continue to selectively use, commodity derivative instruments (such as collars, swaps, puts and basis swaps) to mitigate price risk associated with a portion of our anticipated production.
Based on our production for the year ended December 31, 2022, our oil and gas sales for the year ended December 31, 2022 would have moved up or down $162.2 million for each 10% change in oil prices per Bbl, $27.7 million for each 10% change in NGL prices per Bbl, and $23.2 million for each 10% change in natural gas prices per Mcf.
Based on our production for the year ended December 31, 2023, our oil and gas sales for the year ended December 31, 2023 would have moved up or down $269.7 million for each 10% change in oil prices per Bbl, $14.2 million for each 10% change in gas prices per Mcf, and $28.2 million for each 10% change in NGL prices per Bbl.
Changes in the fair value of derivative contracts from December 31, 2021 to December 31, 2022, are presented below: (in thousands) Commodity derivative asset (liability) Net fair value of oil and gas derivative contracts outstanding as of December 31, 2021 $ (34,910) Commodity hedge contract settlement payments, net of any receipts 120,105 Fair value of commodity hedge contracts acquired in the Merger 71,639 Cash and non-cash mark-to-market losses on commodity hedge contracts (1) (42,368) Net fair value of oil and gas derivative contracts outstanding as of December 31, 2022 $ 114,466 (1) At inception, new derivative contracts entered into by us have no intrinsic value.
Changes in the fair value of derivative contracts from December 31, 2022 to December 31, 2023, are presented below: (in thousands) Commodity derivative asset (liability) Net fair value of oil and gas derivative contracts outstanding as of December 31, 2022 $ 114,466 Commodity hedge contract settlement payments, net of any receipts (99,410) Fair value of commodity hedge contracts acquired in the Earthstone Merger (35,499) Cash and non-cash mark-to-market gains (losses) on commodity hedge contracts (1) 114,016 Net fair value of oil and gas derivative contracts outstanding as of December 31, 2023 $ 93,573 (1) At inception, new derivative contracts entered into by us have no intrinsic value.
OpCo’s Credit Agreement interest rate is based on a SOFR spread, which exposes us to interest rate risk to the extent we have borrowings outstanding under this credit facility. At December 31, 2022, we had $385.0 million of debt outstanding under our Credit Agreement, with a weighted average interest rate of 6.4%.
OpCo’s Credit Agreement interest rate is based on a SOFR spread, which exposes us to interest rate risk to the extent we have borrowings outstanding under this credit facility. As of December 31, 2023, we had no borrowings outstanding under the Credit Agreement.
Differential ($/Bbl) (4) Crude oil roll differential swaps January 2023 - March 2023 1,350,000 15,000 $1.34 April 2023 - June 2023 1,365,000 15,000 1.25 July 2023 - September 2023 1,380,000 15,000 1.23 October 2023 - December 2023 1,380,000 15,000 1.22 January 2024 - March 2024 637,000 7,000 0.75 April 2024 - June 2024 637,000 7,000 0.74 July 2024 - September 2024 644,000 7,000 0.73 October 2024 - December 2024 644,000 7,000 0.72 (1) These crude oil swap transactions are settled based on the NYMEX WTI index price on each trading day within the specified monthly settlement period versus the contractual swap price for the volumes stipulated.
Differential ($/Bbl) (5) Crude oil roll differential swaps January 2024 - March 2024 3,148,600 34,600 $0.45 April 2024 - June 2024 3,385,018 37,198 0.45 July 2024 - September 2024 3,404,000 37,000 0.45 October 2024 - December 2024 3,404,000 37,000 0.45 January 2025 - March 2025 1,575,000 17,500 0.37 April 2025 - June 2025 1,592,500 17,500 0.37 July 2025 - September 2025 1,610,000 17,500 0.37 October 2025 - December 2025 1,610,000 17,500 0.37 (1) These crude oil swap transactions are settled based on the NYMEX WTI index price on each trading day within the specified monthly settlement period versus the contractual swap price for the volumes stipulated.
A hypothetical upward or downward shift of 10% per Bbl in the NYMEX forward curve for crude oil as of December 31, 2022 would cause a $94.4 million increase or $94.7 million decrease, respectively, in this fair value position, and a hypothetical upward or downward shift of 10% per Mcf in the NYMEX forward curve for natural gas as of December 31, 2022 would cause a $3.6 million increase or $3.9 million decrease, respectively, in this same fair value position.
A hypothetical upward or downward shift of 10% per Bbl in the NYMEX forward curve for crude oil as of December 31, 2023 would cause a $124.5 million increase or $125.1 million decrease, respectively, in this fair value position, and a hypothetical upward or downward shift of 10% per Mcf in the NYMEX forward curve for natural gas as of December 31, 2023 would cause a $8.6 million increase or $9.0 million decrease, respectively, in this same fair value position. 62 Table of Contents Interest Rate Risk Our ability to borrow and the rates offered by lenders can be adversely affected by deteriorations in the credit markets and/or downgrades in our credit rating.
Avg. Collar Price Ranges ($/Bbl) (2) Crude oil collars January 2023 - March 2023 810,000 9,000 $75.56 - $91.15 April 2023 - June 2023 819,000 9,000 75.56 - 91.15 July 2023 - September 2023 644,000 7,000 76.43 - 92.70 October 2023 - December 2023 644,000 7,000 76.43 - 92.70 58 Table of Contents Period Volume (Bbls) Volume (Bbls/d) Wtd. Avg.
Avg. Collar Price Ranges ($/Bbl) (2) Crude oil collars January 2024 - March 2024 182,000 2,000 $60.00 - $76.01 April 2024 - June 2024 182,000 2,000 60.00 - 76.01 July 2024 - September 2024 184,000 2,000 60.00 - 76.01 October 2024 - December 2024 184,000 2,000 60.00 - 76.01 Period Volume (Bbls) Volume (Bbls/d) Wtd. Avg.
The remaining long-term debt balance of $1.8 billion consists of our senior notes, which have fixed interest rates; therefore, this balance is not affected by interest rate movements. For additional information regarding our debt instruments, see Note 5—Long-Term Debt in Item 8 of this Annual Report. 61 Table of Contents
For additional information regarding our debt instruments, see Note 5—Long-Term Debt in Item 8 of this Annual Report. 63 Table of Contents
Differential ($/MMBtu) (3) Natural gas basis differential swaps January 2023 - March 2023 6,075,000 67,500 $(1.10) April 2023 - June 2023 6,142,500 67,500 (1.30) July 2023 - September 2023 6,210,000 67,500 (1.30) October 2023 - December 2023 6,210,000 67,500 (1.30) January 2024 - March 2024 1,820,000 20,000 (0.59) April 2024 - June 2024 1,820,000 20,000 (0.67) July 2024 - September 2024 1,840,000 20,000 (0.66) October 2024 - December 2024 1,840,000 20,000 (0.64) (1) These natural gas swap contracts are settled based on the NYMEX Henry Hub price on each trading day within the specified monthly settlement period versus the contractual swap price for the volumes stipulated.
Collar Price Ranges ($/MMBtu) (4) Natural gas collars January 2024 - March 2024 6,815,081 74,891 $2.93 - $6.81 April 2024 - June 2024 5,013,679 55,095 2.68 - 5.04 July 2024 - September 2024 5,090,612 55,333 2.68 - 5.06 October 2024 - December 2024 5,106,101 55,501 2.75 - 5.29 (1) These natural gas swap contracts are settled based on the NYMEX Henry Hub price on each trading day within the specified monthly settlement period versus the contractual swap price for the volumes stipulated.
Gas Price ($/MMBtu) (1) Natural gas swaps January 2023 - March 2023 1,670,157 18,557 $7.64 April 2023 - June 2023 1,572,752 17,283 4.70 July 2023 - September 2023 1,486,925 16,162 4.70 October 2023 - December 2023 1,413,628 15,366 4.90 January 2024 - March 2024 464,919 5,109 5.01 April 2024 - June 2024 446,321 4,905 3.93 July 2024 - September 2024 429,388 4,667 4.01 October 2024 - December 2024 413,899 4,499 4.32 59 Table of Contents Period Volume (MMBtu) Volume (MMBtu/d) Wtd.
Gas Price ($/MMBtu) (1) Natural gas swaps January 2024 - March 2024 4,104,919 45,109 $3.77 April 2024 - June 2024 5,906,321 64,905 3.29 July 2024 - September 2024 5,949,388 64,667 3.43 October 2024 - December 2024 5,933,899 64,499 3.86 January 2025 - March 2025 3,600,000 40,000 4.32 April 2025 - June 2025 3,640,000 40,000 3.65 July 2025 - September 2025 3,680,000 40,000 3.83 October 2025 - December 2025 3,680,000 40,000 4.20 61 Table of Contents Period Volume (MMBtu) Volume (MMBtu/d) Wtd.
Crude Price ($/Bbl) (1) Crude oil swaps January 2023 - March 2023 1,575,000 17,500 $90.58 April 2023 - June 2023 1,592,500 17,500 87.64 July 2023 - September 2023 1,472,000 16,000 86.36 October 2023 - December 2023 1,472,000 16,000 84.11 January 2024 - March 2024 1,092,000 12,000 78.46 April 2024 - June 2024 1,092,000 12,000 77.30 July 2024 - September 2024 1,104,000 12,000 76.21 October 2024 - December 2024 1,104,000 12,000 75.27 Period Volume (Bbls) Volume (Bbls/d) Wtd.
Crude Price ($/Bbl) (1) Crude oil swaps January 2024 - March 2024 2,919,100 32,078 $77.10 April 2024 - June 2024 2,975,500 32,698 76.24 July 2024 - September 2024 2,990,000 32,500 75.40 October 2024 - December 2024 2,990,000 32,500 74.61 January 2025 - March 2025 1,575,000 17,500 73.33 April 2025 - June 2025 1,592,500 17,500 72.27 July 2025 - September 2025 1,610,000 17,500 71.25 October 2025 - December 2025 1,610,000 17,500 70.34 Period Volume (Bbls) Volume (Bbls/d) Wtd.
Assuming no change in the amount outstanding, the impact on interest expense of a 1.0% increase or decrease in the weighted average interest rate would have been approximately $3.9 million per year. We do not currently have or intend to enter into any derivative hedge contracts to protect against fluctuations in interest rates that are applicable to our outstanding indebtedness.
We do not currently have or intend to enter into any derivative hedge contracts to protect against fluctuations in interest rates applicable to our outstanding indebtedness. The long-term debt balance of $3.8 billion consists of our senior notes, which have fixed interest rates; therefore, this balance is not affected by interest rate movements.
Differential ($/Bbl) (3) Crude oil basis differential swaps January 2023 - March 2023 729,999 8,111 $0.55 April 2023 - June 2023 739,499 8,126 0.55 July 2023 - September 2023 749,000 8,141 0.52 October 2023 - December 2023 749,002 8,141 0.52 January 2024 - March 2024 637,000 7,000 0.43 April 2024 - June 2024 637,000 7,000 0.43 July 2024 - September 2024 644,000 7,000 0.43 October 2024 - December 2024 644,000 7,000 0.43 Period Volume (Bbls) Volume (Bbls/d) Wtd.
Differential ($/Bbl) (4) Crude oil basis differential swaps January 2024 - March 2024 3,148,600 34,600 $0.94 April 2024 - June 2024 3,385,018 37,198 0.95 July 2024 - September 2024 3,404,000 37,000 0.95 October 2024 - December 2024 3,404,000 37,000 0.95 January 2025 - March 2025 1,575,000 17,500 1.09 April 2025 - June 2025 1,592,500 17,500 1.09 July 2025 - September 2025 1,610,000 17,500 1.09 October 2025 - December 2025 1,610,000 17,500 1.09 Period Volume (Bbls) Volume (Bbls/d) Wtd.