Shandong Institute of Geological Sciences;
Jinan 250013;
Shandong;
China;
Shandong Province Geological Environment Monitoring Station;
Jinan 250014;
Shandong;
China;
Shandong Provincial Bureau of Geology & Mineral Resources;
Shandong Provincial Engineering Research Center;
Jinan 250013;
Shandong;
China;
Shandong; abundant; groundwater; eastern; latter; Mesozoic; waters; mudstone; outlet; Jurassic;