四川地震台网公布的发震信息:

四川省泸州市合江县、江阳区、泸县交界 2009-11-20 00:09:19.5 4 28.9 105.6

Summary:  地震参数
Magnitude mb 4.6
Region    SICHUAN-GUIZHOU BORDER RG, CHINA 中国四川-贵州
Date time 2009-11-19 at 16:09:25.1 UTC
Location  28.96 N ; 105.67 E
Depth     47 km
Distances 30 km E Luzhou (pop 295,056 ; local time 00:09 2009-11-20)距贵州东30公里
          49 km SW Yongchang (pop 94,465 ; local time 00:09 2009-11-20)距永川西南49公里

This seismicity maps have been generated by concatenating the ISC catalogue (since 1964), the EMSC Euro-Med Bulletin catalogue and the EMSC Real Time catalogue. Therefore, they show the seismicity from 1964 until the earthquake occurrence.

Regional deadly earthquakes from year 1500 to 2000 这一地区历史上曾经发生过的5级以上地震
  Date Long.  Lat.    Mag.     Death Location  
1854-12-24 107.1 29.1 5.5 many CHONGQING, CHINA 
1896-02-14 104.9 29.2 5.8 26   EASTERN SICHUAN, CHINA 
1917-07-31 104.0 28.0 6.8 1800 EASTERN SICHUAN, CHINA 
1935-12-18 103.6 28.7 6.0 100s EASTERN SICHUAN, CHINA 
1936-04-27 103.6 28.9 6.8 many EASTERN SICHUAN, CHINA 
1974-05-11 104.1 28.2 7.1 1423 EASTERN SICHUAN, CHINA