全国页岩气重点调查区评价完成

Core Insights - The project organized by the China Geological Survey Bureau's Oil and Gas Resource Investigation Center has successfully passed the results acceptance for the "National Shale Gas Key Investigation Area Strategic Mineral Investigation and Evaluation" project, establishing a geophysical comprehensive investigation technology system suitable for the southern strong transformation area [1][2] - Shale gas has become an important growth point for natural gas production in China, with significant resource potential identified in the southern Sichuan Basin and surrounding areas, although the evaluation of new layers and areas remains low [1][2] Group 1 - The project has identified 20 favorable areas for shale gas in regions such as western Hubei-eastern Chongqing, western Sichuan, and central Hunan [1] - A total of 750 square kilometers of geological surveys were completed, along with gas content testing, seismic collection, electromagnetic measurements, and sample analyses, leading to breakthroughs in mineral exploration and geological innovation [1][2] Group 2 - Significant discoveries include stable shale gas industrial flow of 4,234 cubic meters per day from the Yuwu 1 well in the eastern Chongqing area, high gas content shale from the Eojian 2 well in western Hubei, and a shale-gas-tight gas composite reservoir found in the Shixi 1 well in western Sichuan [2] - The project established targeted evaluation standards for shale gas in complex structural areas and systematically assessed the shale gas resource volume in 20 favorable areas [2]