Figure 2: ΔCFS map at a 10-km depth before 2022 induced by: (a) the 1932 Mw 7.5 Changma earthquake (No. 1), (b) the 1954 Mw 7.3 Shandan earthquake (No. 2), (c) the 1954 Mw 7.0 Minqin earthquake (No. 3), (d) the 1937 Tuosuo Lake earthquake (No. 4), (e) the 1963 Alake Lake earthquake (No. 5), (f) the 1990 Mw 7.0 Gonghe earthquake (No. 6), (g) the 1990 Mw 6.2 Tianzhu earthquake (No. 7), (h) the 1986 Mw 6.0 Menyuan earthquake (No. 8), (i) the 2016 Mw 5.9 Menyuan earthquake (No. 9), (j) the 1920 Mw 8.5 Haiyuan earthquake (No. 10), and (k) 1927 Mw 8.3 Gulang earthquake (No. 11); (l) ΔCFS map at a 10-km depth just after 2022 induced by the 2022 Mw 6.6 Menyuan earthquake (No. 12). The black curved lines represent the faults, and the epicenter of the 2022 Menyuan earthquake is marked with a red star. T: the Tuolaishan fault; L: the Lenglongling fault; J: the Jinqianghe fault; M: the Maomaoshan fault; LH: the Laohushan fault; H: the Haiyuan fault.