Annual Energy Outlook 2003 With Projections to 2025

Figure 15. Nonassociated natural gas reserve additions in known fields, 1990-2025 (trillion cubic feet). For more detailed information, contact the National Energy Information Center at (202) 586-8800.
Onshore unconventional, 1990-2000: Advanced Resources International (ARI). 2001: EIA, Office of Integrated Analysis and Forecasting. Onshore conventional, 1990-2000: EIA computation based on onshore unconventional reserve additions from ARI, and total onshore reserve additions from EIA, U.S. Crude Oil, Natural Gas, and Natural Gas Liquids Reserves, DOE/EIA-0216(90-2000). 2001: EIA, Office of Integrated Analysis and Forecasting. Offshore, 1990-2001: EIA, U.S. Crude Oil, Natural Gas, and Natural Gas Liquids Reserves, DOE/EIA-0216(90-2001). Projections: AEO2003 National Energy Modeling System, run AEO2003.D110502C.