NOTABLE HISTORIC FLOODS IN CHINA Walter Hays, Global Alliance for Disaster Reduction, University of North Carolina, USA
FLOODS
HAZARDSHAZARDS ELEMENTS OF RISK EXPOSUREEXPOSURE VULNERABILITYVULNERABILITY LOCATIONLOCATION RISKRISK
CHINA’SCOMMUNITIESCHINA’SCOMMUNITIES DATA BASES AND INFORMATION HAZARDS: GROUND SHAKING GROUND FAILURE SURFACE FAULTING TECTONIC DEFORMATION TSUNAMI RUN UP AFTERSHOCKS HAZARDS INVENTORY VULNERABILITY LOCATION RISK ASSESSMENT RISK ACCEPTABLE RISK UNACCEPTABLE RISK GOAL: DISASTER RESILIENCE PROTECTION PEPAREDNESS EARLY WARNING EMERGENCY RESPONSE RECOVERY FIVE PILLARS OF RESILIENCE
FLOOD HAZARDS (AKA POTENTIAL DISASTER AGENTS ) Too much water inserted quickly in the regional drainage system to be accommodated normally within the water cycle Erosion Scour Mudflows
LOSS OF FUNCTION OF STRUCTURES IN FLOODPLAIN FLOODS INUNDATION INTERACTION WITH HAZARDOUS MATERIALS STRUCTURAL/CONTENTS DAMAGE FROM WATER WATER BORNE DISEASES (HEALTH PROBLEMS) EROSION AND MUDFLOWS CONTAMINATION OF GROUND WATER CAUSES OF RISK CASE HISTORIES
DAMAGE INJURIES UNACCEPTABLE RISK COLLAPSE DEATHS LOSS OF FUNCTION ECONOMIC LOSS RISKRISK
SOME OF CHINA’S NOTABLE FLOODS
MAP OF CHINA’S PROVINCES
CHINA’S NOTABLE HISTORIC FLOODS 1887 YELLOW RIVER (HUANG HE) FLOODS DEATHS: 900,000– 2,000,000
CHINA’S NOTABLE HISTORIC FLOODS 1935 YANGTZE RIVER FLOODS DEATHS: 145,000
CHINA’S NOTABLE HISTORIC FLOODS 1938 YELLOW RIVER (HUANG HE) FLOODS DEATHS: 500,000– 700,000
CHINA’S NOTABLE HISTORIC FLOODS 1939 TIANJIN FLOODS DEATHS: 30,000
CHINA’S NOTABLE HISTORIC FLOODS 1954 YANGTZE RIVER FLOODS DEATHS: 30,000 8
CHINA’S NOTABLE HISTORIC FLOODS 1975 FLOODS DEATHS: 86,000 FROM FLOODING AND 145,000 FROM DISEASE
CHINA’S NOTABLE HISTORIC FLOODS 1980 SICHUAN, HUBEI, AND ANHUI FLOODS DEATHS: 6,200
CHINA’S NOTABLE HISTORIC FLOODS 1989 SICHUAN FLOODS DEATHS: 3,814
CHINA’S NOTABLE HISTORIC FLOODS 1998 YANGTZE FLOODS DEATHS: 3,656
CHINA’S NOTABLE HISTORIC FLOODS 2004 FLOODS IN CHINA DEATHS: 1,029
CHINA’S NOTABLE HISTORIC FLOODS 2005 FUJIAN, ANHUI, ZHEJIANG FLOODS DEATHS: 1,624
CHINA’S NOTABLE HISTORIC FLOODS 2007 FLOODS DEATHS: 1,348
CHINA’S NOTABLE HISTORIC FLOODS 2010 FLOODS IN CHINA- NORTH K0REA DEATHS: 2,072
CHINA’S NOTABLE HISTORIC FLOODS 2010 FLOODS IN CHINA- NORTH K0REA DEATHS: 2,072
EMERGING TECHNOLOGIES FOR BECOMING FLOOD DISASTER RESILIENT
EMERGING TECHNOLOGIES FOR FLOOD RISK REDUCTION REAL TIME WEATHER FORCASTING AND WARNING SYSTEMS MEASURMENT TECHNOLOGIES (E.G., STREAM GAGUES) RISK MODELING (E.G., HAZUS, INSURANCE UNDERWRITING) REAL TIME WEATHER FORCASTING AND WARNING SYSTEMS MEASURMENT TECHNOLOGIES (E.G., STREAM GAGUES) RISK MODELING (E.G., HAZUS, INSURANCE UNDERWRITING) DATABASES MAPS: 100-YEAR AND 500-YEAR FLOODS FLOOD DISASTER SCENARIOS DRONE PLANES HAZMAT MANAGEMENT DATABASES MAPS: 100-YEAR AND 500-YEAR FLOODS FLOOD DISASTER SCENARIOS DRONE PLANES HAZMAT MANAGEMENT
FLOOD RISK REDUCTION STRATEGIES
RISK REDUCTION STRATEGIES FOR FLOODS PURPOSE PREVENTION PROTECTION LAND USE CONTROL PURPOSE PREVENTION PROTECTION LAND USE CONTROL TECHNIQUE WATERSHED MANAGEMENT FLOOD CONTROL (DIKES, LEVEES, AND DAMS) HAZARD MAPS (RISK ZONES) TECHNIQUE WATERSHED MANAGEMENT FLOOD CONTROL (DIKES, LEVEES, AND DAMS) HAZARD MAPS (RISK ZONES)
THREE GORGES DAM: 2309 M LONG, 190 M HIGH, 15 M THICK
FLOOD GATES OPENED ON THREE GORGES DAM: JULY 22, 2007