widespread flooding in new jersey as local rivers overflow after spring storms passaige, saddle,...

24
WIDESPREAD FLOODING IN NEW JERSEY AS LOCAL RIVERS OVERFLOW AFTER SPRING STORMS PASSAIGE, SADDLE, RAMAPO, POMPTON RIVER SYSTEMS OVERFLOW BANKS MARCH 7-13; APRIL 17-18, 2011 Walter Hays, Global Alliance for Disaster Reduction, University of North Carolina, USA

Upload: derek-hill

Post on 17-Dec-2015

218 views

Category:

Documents


1 download

TRANSCRIPT

WIDESPREAD FLOODING IN NEW JERSEY AS LOCAL

RIVERS OVERFLOW AFTER SPRING STORMS

PASSAIGE, SADDLE, RAMAPO, POMPTON RIVER SYSTEMS OVERFLOW BANKS

MARCH 7-13; APRIL 17-18, 2011

Walter Hays, Global Alliance for Disaster Reduction, University of

North Carolina, USA

PASSAIGE RIVER SYSTEM—ONE OF SEVERAL THAT REACHED FLOOD STAGE

A COMMON SIGN IN NEW JERSEY: MARCH 7-13, 2011

FLOOD HAZARDS (AKA

POTENTIAL DISASTER AGENTS)• TOO MUCH WATER DISCHARGED

WITHIN THE DRAINAGE SYSTEM TO BE ACCOMMODATED WITHIN THE FLOODPLAIN AND THE WATER CYCLE

• EROSION

• SCOUR

• MUDFLOWS

LOSS OF FUNCTION OF STRUCTURES IN FLOODPLAIN

FLOODSFLOODS

INUNDATION OF HOUSES, ROADS,BRIDGES, ETC.

INTERACTION WITH HAZARDOUS MATERIALS

CONTENTS DAMAGED BY WATER

WATER BORNE DISEASES (HEALTH PROBLEMS)

EROSION AND MUDFLOWS

CONTAMINATION OF GROUND WATER

CAUSES OF RISK

CAUSES OF RISK

CASE HISTORIESCASE HISTORIES

LODI, NEW JERSEY FLOODED BY SADDLE RIVER: MARCH 8

LODI, NEW JERSEYLODI, NEW JERSEY

PATTERSON, NJ; MARCH 9PATTERSON, NJ; MARCH 9

LINCOLN PARK, NJ: POMPTON RIVER; MARCH 10

LINCOLN PARK, NJ: POMPTON RIVER; MARCH 10

LINCOLN PARK, NJ: INUNDATED BLVD.; MARCH 10

LINCOLN PARK, NJ: INUNDATED BLVD.; MARCH 10

LINCOLN PARK: INUNDATED ROADWAYLINCOLN PARK: INUNDATED ROADWAY

RAMAPO RIVER RISINGRAMAPO RIVER RISING

RAMAPO RIVER TESTS FLOOD GATES, WAYNE, NJ; MARCH 12

RAMAPO RIVER REACHES WARNING SIGNS: MARCH 11

RAMAPO RIVER REACHES WARNING SIGNS: MARCH 11

PASSAIGE RIVER PASSING OVER GREAT FALLS;MARCH 13

PASSAIGE RIVER PASSING OVER GREAT FALLS;MARCH 13

SEVERE FLOODING STRIKES NEW JERSEY AGAIN IN APRILSEVERE FLOODING STRIKES NEW JERSEY AGAIN IN APRIL

FLOODING AGAIN IN APRIL

• THE WELL-KNOWN, HIGH VULNERABILITY OF MOBILE HOME COMMUNITIES EXPOSED ONCE AGAIN

• RESIDENTS OF COMMUNITIES WITH REPEAT FLOODING ANGRY WITH GOVERNMENT’S INABILITY TO REDUCE FLOOD RISK.

FLOOD RISK REDUCTION STRATEGIES

FLOOD RISK REDUCTION STRATEGIES

COMMUNITYCOMMUNITYCOMMUNITYCOMMUNITYDATA BASES DATA BASES AND INFORMATIONAND INFORMATIONDATA BASES DATA BASES AND INFORMATIONAND INFORMATION

HAZARDS: GROUND SHAKING GROUND FAILURE SURFACE FAULTING TECTONIC DEFORMATION TSUNAMI RUN UP AFTERSHOCKS

•HAZARD MAPS•INVENTORY•VULNERABILITY•LOCATION

RISK ASSESSMENTRISK ASSESSMENT

RISK

ACCEPTABLE RISK

UNACCEPTABLE RISK

FLOOD DISASTER RISK FLOOD DISASTER RISK REDUCTIONREDUCTION

•PREVENTION/MITIGATION•PREPAREDNESS•EMERGENCY RESPONSE•RECOVERY and RECONSTRUCTION

POLICY OPTIONSPOLICY OPTIONS

DAMAGE DAMAGE INJURIESINJURIESDAMAGE DAMAGE INJURIESINJURIES

UNACCEPTABLE RISKUNACCEPTABLE RISKUNACCEPTABLE RISKUNACCEPTABLE RISK

COLLAPSE COLLAPSE DEATHSDEATHS

COLLAPSE COLLAPSE DEATHSDEATHS

LOSS OF LOSS OF FUNCTIONFUNCTIONLOSS OF LOSS OF FUNCTIONFUNCTION ECONOMIC LOSSECONOMIC LOSSECONOMIC LOSSECONOMIC LOSS

RISKRISKRISKRISK

RISK REDUCTION STRATEGIES FOR FLOODS

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)

RISK REDUCTION STRATEGIES FOR FLOODS

RISK REDUCTION STRATEGIES FOR FLOODS

• PURPOSE

• SITE MODIFICATION

• ALERT/WARNING

• MONITORING

• RISK ZONES

• IMPROVE PREPAREDNESS

• PURPOSE

• SITE MODIFICATION

• ALERT/WARNING

• MONITORING

• RISK ZONES

• IMPROVE PREPAREDNESS

• TECHNIQUE

• EMBANKMENTS; SANDBAGS

• EVACUATION

• STREAM GAGUES; DRONE PLANES

• 100-500 YEAR FLOOD MAPS

• SCENARIOS

• TECHNIQUE

• EMBANKMENTS; SANDBAGS

• EVACUATION

• STREAM GAGUES; DRONE PLANES

• 100-500 YEAR FLOOD MAPS

• SCENARIOS

RISK REDUCTION STRATEGIES FOR FLOODS

RISK REDUCTION STRATEGIES FOR FLOODS

• PURPOSE

• RISK ZONES

• IMPROVE PREPAREDNESS

• ENVIRONMENTAL PROTECTION (E.G., HAZ MAT)

• PURPOSE

• RISK ZONES

• IMPROVE PREPAREDNESS

• ENVIRONMENTAL PROTECTION (E.G., HAZ MAT)

• TECHNIQUE

• 100-500 YEAR FLOOD MAPS

• DISASTER SCENARIOS

• OIL SPILL CONTAINMENT AND RECOVERY

• TECHNIQUE

• 100-500 YEAR FLOOD MAPS

• DISASTER SCENARIOS

• OIL SPILL CONTAINMENT AND RECOVERY

EMERGING TECHNOLOGIES FOR FLOOD RISK REDUCTION

EMERGING TECHNOLOGIES FOR FLOOD RISK REDUCTION

• REAL TIME WEATHER FORCASTING AND WARNING SYSTEMS

• MEASURMENT TECHNOLOGIES (E.G., STREAM GAGUES)

• RISK MODELING (E.G., HAZUS, NAT’L. FLOOD INSURANCE UNDERWRITING)

• REAL TIME WEATHER FORCASTING AND WARNING SYSTEMS

• MEASURMENT TECHNOLOGIES (E.G., STREAM GAGUES)

• RISK MODELING (E.G., HAZUS, NAT’L. FLOOD 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