JOESCO flood wall will take you to understand which situations are level III response:

(1) one major flood in one river system in 10 to 20 years;

(2) one general flood in two or more river systems in 5 to 10 years;

(3) two floods and waterlogging disasters occurred in the market;

(4) serious danger in the embankment of general flood passage;

(5) serious danger in small reservoirs;

(6) two or more moderate drought disasters occurred in the market;

(7) moderate drought in two or more large and medium-sized cities;

(8) the provincial meteorological disaster prevention headquarters shall launch a class I early warning for major meteorological disasters;

(9) the provincial meteorological station issues a red rainstorm warning, or the general manager of haihe river defense has started a class III emergency response, depending on the situation.