The reservoir - induced earthquake magnitude is usually ! low but its epicentral intensity is high and is nearby important equipments . so it can destroy seriously project and induce secondary disasters 由于水库诱发地震震中都紧邻重要水利工程设施,且震源浅,震中烈度高,所以虽然震级大部分不高仍然可造成大的破坏。