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Supplemental Gas Supplies
(Million Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Product Area
2018 2019 2020 2021 2022 2023 View
History
Total
388 383 336 2,632 2,201 3,707 1967-2023
Synthetic
0 0 0 0 1,280 3,409 1980-2023
Propane-Air
129 79 25 2,306 510 * 1980-2023
Biomass
259 304 311 326 408 297 1993-2023
Other
        3 0 2022-2023
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes:   See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 4/30/2025
Next Release Date: 5/30/2025