Small/medium-sized hydropower stations compensate local power supply,whose ability to resist risks is weak.Therefore,risk assessment methods for small and medium-sized hydropower stations are reviewed.Based on long-term experience of Huanren Hydropower Station,risk assessment methods for small/medium-sized hydropower stations are discussed with examples.Finally,application of advanced technology and recruitment of high-quality talents are beneficial to the risk assessment of small/medium-sized hydropower stations.