State Key Laboratory of Mining Response and Disaster Prevention and Control in Deep Coal Mine 232001;
School of Earth and Environment University of Science&Technology 232001;
Key Laboratory of Mine Water Resource Utilization of Anhui Higher Education Institutes University 234000;
Qinghai Institute of Salt Lakes Academy of Sciences 810008;
Surface water; Water quality; Source apportionment; APCS-MLR model; Huaihe river basin;