Projected Changes of Future Extreme Drought Events under Numerous Drought Indices in the Heilongjiang Province of China Muhammad Imran Khan 1,2,3 & Dong Liu 1,2,3 & Qiang Fu 1,2,3 & Qaisar Saddique 4 & Muhammad Abrar Faiz 1,2,3 & Tianxiao Li 1,2,3 & Muhammad Uzair Qamar 5 & Song Cui 1,2,3 & Chen Cheng 1,2,3 Received: 10 October 2016 / Accepted: 16 May 2017 # Springer Science+Business Media Dordrecht 2017 Abstract Effective drought prediction methods are essential for the mitigation of adverse effects of severe drought events. This study utilizes the Reconnaissance Drought Index, Standardized Precipitation Index and Standardized Precipitation Evapotranspiration Index to assess the occurrence of future drought events in the study area of the Heilongjiang province of Water Resour Manage DOI 10.1007/s11269-017-1716-4 * Dong Liu liudong5511@sina.com * Qiang Fu fuqiang@neau.edu.cn Muhammad Imran Khan imrankhan7792@yahoo.com Qaisar Saddique engrqaisar87@gmail.com Muhammad Abrar Faiz Abrar_faiz@yahoo.com Tianxiao Li litianxiao.888@163.com Muhammad Uzair Qamar Muhammad.uzair@uaf.edu.pk Song Cui cuisong-bq@neau.edu.cn Chen Cheng chengchen_1209@163.com 1 School of Water Conservancy & Civil Engineering, Northeast Agricultural University, Harbin, Heilongjiang 150030, China