2011年3月,日本东北部发生地震并引发海啸,造成重大人员伤亡和财产损失,包括大坝在内的基础设施也受到不同程度地损坏。震后,日本福岛县迅速组织专家进行调查研究,通过对震后失事坝体进行追踪分析,评估福岛县内水坝和小水库的抗震稳定性,并总结了专家组对藤沼大坝失事原因的调查结果。 In March 2011, an earthquake hit northeast Japan and caused a tsunami, causing heavy casualties and property damage. Infrastructure including the dam was also damaged in varying degrees. After the earthquake, Fukushima Prefecture in Japan quickly organized experts to conduct a survey and study. By tracking and analyzing the post-quake dam, the seismic stability of dams and reservoirs in Fukushima Prefecture was evaluated. The expert group also summarized the reasons for the accident The findings.