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FLOOD STUDY Cumberland County, NJ FEMA REGION II February 22, 2011
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2 Agenda Introductions and Roll Call Objectives Risk Mapping, Assessment, and Planning (Risk MAP) Program Overview Current status of Cumberland County flood study Milestones Questions
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3 Introductions and Roll Call FEMA Region II Project Manager: Paul K. Weberg, PE Communications / Outreach Support: William McDonnell Floodplain Management and Insurance Lead: Pat Griggs & Kim Rizzo Regional Support Center (RSC) Deputy Coordinator: Tolga Yilmaz, CFM, GISP RSC Outreach Lead: Crystal Smith, CFM State – New Jersey Department of Environmental Protection (NJDEP) Supervising Engineer: Joseph Ruggeri, PE, CFM Supervising Engineer: John Scordato Technical Assistance: A. Chris Gould, CFM Mapping Partner - RAMPP Project Manager: Milver Valenzuela, PMP, CFM, GISP Local - Cumberland County & Communities
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4 Objectives Objectives To provide an overview of current status of Cumberland County’s mapping project status To promote community engagement and enhance capability to effectively manage flood risk Questions & Feedback from the communities
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5 Risk MAP Program Overview Risk Mapping, Assessment, and Planning (Risk MAP) is a new FEMA program that provides communities with flood information and tools they can use to enhance their mitigation plans and better protect their citizens The Risk MAP program aims to achieve these goals through new and updated strategies and products that address: Elevation data acquisition Watershed study approach Engineering and mapping Risk assessment, mitigation planning support Risk communications
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6 Risk MAP
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7 NJ Mitigation Plan Update
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8 Risk MAP Review
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9 Mapping partner to complete Cumberland coastal and riverine analysis by mid-2012. Preliminary FIS Report & Digital Flood Insurance Rate Map (DFIRM) panel and database production will be funded in the near future Project Team Risk Assessment, Mapping, and Planning Partners (RAMPP), a joint venture of Dewberry, URS, and ESP Tasks New Approximate Hydrology & Hydraulics (H&H) Redelineation of Detailed Riverines Restudy of all coastal hazard zones Cumberland County Flood Study - Overview
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10 Cumberland County Flood Study - Scope Incorporation of approximately 150 miles of detailed riverine redelineation and 125 miles of approximate riverine Restudy of all coastal hazard zones - 44 shoreline miles of detailed coastal analysis All the coastal and riverine analysis will be produced in the FEMA Countywide format in the North American Vertical Datum of 1988 (NAVD88) NAVD 88 = NGVD 29 – 1.11 feet 894’ NAVD 88 895.11’ NGVD 29 Elevation in NGVD 29 Elevation in NAVD 88 896’ NAVD 88 897.11’ NGVD 29 Datum Conversion from CumberlandCounty
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11 Coastal Storm Surge and Overland Wave Hazard Analysis Storm Surge: Analysis of tropical and extratropical (northeasters) using ADCIRC model and JPM statistical model Topography and bathymetry complete ADCIRC mesh is completed Statistical analysis of storms nearing completion ADCIRC modeling is currently being validated against historical storms Coordinated with Pennsylvania, FEMA Region III Overland Wave Hazard Analysis: Analysis of wave hazards along coastline Field reconnaissance complete Obstruction features are near completion using GIS
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12 Cumberland County Flood Study - Affected Panels Some of the communities may be covered with more than one panel Paneling scheme created from 1:24,000 USGS quads
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13 COMMUNITY Number of Policies Total Coverage Total Premium Total Claims Since 1978 Total Paid Since 1978 Number of Repetitive Losses CRS Community Assistance Contact (CAC) Community Assistance Visit (CAV) Bridgeton, City of 23$5,258,800$19,6447$13,877 2No-1994 Commerical, Township of 45$8,109,200$40,45413$20,666 0No20041994 Deerfield, Township of 9$2,788,000$12,5743$21,369 2No-1995 Downe, Township of 299$52,417,900$241,347373$3,021,337 42No-1994 Fairfield, Township of 35$6,884,400$37,31567$566,791 29No20021994 Greenwich, Township of 15$3,165,100$14,4032$1,975 0No20041994 Hopewell, Township of 4$1,194,800$7,2410$0 0No20041994 Lawrence, Township of 36$6,079,900$38,88424$195,735 0No-1994 Maurice River, Township of 127$23,513,600$111,908128$1,113,159 24No20071994 Millville, City of 123$30,470,800$116,67328$80,534 7No20021994 Shiloh, Borough of ----- ---- Stow Creek, Township of 5$1,330,000$3,5951$0 0No-1995 Upper Deerfield, Township of 8$2,374,800$3,8981$679 0No-1994 Vineland, City of 88$22,560,700$67,56026$123,894 6No20041995 Cumberland County – NFIP Policies, Claims, Repetitive Losses, CRS, CAC & CAV
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14 Countywide LiDAR-based terrain has been built from LAS files provided by USGS (data collected in April, 2008). This represents a seamless high accuracy elevation model that supports all modeling and mapping activities. Coastal analyses are currently ongoing. Transect (Coastal Cross Sections) layouts have been defined. Obstructions have been modeled. Field reconnaissance has been completed. Approximate Hydrology and Hydraulics are in advanced stages. Redelineation of riverine miles is in advanced stages. Mapping will be finalized when all other analyses are complete. Awaiting response from communities to the letters sent out in January, 2010 regarding data request Cumberland County Flood Study - Current Status
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15 Contacted each community letting them know about coastal field reconnaissance and field survey taking place in their communities in August 18, 2010, and data request in January 6, 2010 Have not received any responses Responses are required for your input to be considered Roles & Responsibilities of Local Communities: Response to the letters sent out in January, 2010 Flood Risk communications with residents Local Communities
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16 Milestones Next Coordination Call: August, 2011 Coastal Surge completed by: October, 2011 Coastal Overland completed by: January, 2012 Coastal and Riverine Analysis complete by : Mid 2012
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17 Recent Activities Similar meetings conducted: Morris: April, 2010 Bergen: June, 2010 Somerset: June, 2010 Essex: July, 2010 Monmouth: August, 2010 Union: August, 2010 Cape May: September, 2010 Passaic: October, 2010 Middlesex: October, 2010 Atlantic: November, 2010 Ocean: December, 2010 Future coordination calls with: Salem Other project target dates for preliminary maps: Morris and Bergen: June-September 2011 Rest of the Counties: Early – Mid 2012
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18 Resources FEMA: www.fema.gov Floodsmart, the official site of the National Flood Insurance Program (NFIP): www.floodsmart.gov Risk Assessment, Mapping and Planning Partners: www.RAMPP-team.com NFIP Reform: www.fema.gov/business/nfip/nfip_reform.shtm New Jersey Department of Environmental Protection - NFIP Coordinator New Jersey State Office of Emergency Management
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19 Questions & Feedback www.RAMPP-TEAM.com: PowerPoint Presentation & additional information will be posted Next coordination meeting: August, 2011 Contact Information FEMA Region II FEMA Regional Support Center (RSC) Paul Weberg,Pat Griggs, Tolga Yilmaz, 212-680-3638212-680-8523 646-216-3679 Paul.Weberg@dhs.govPatricia.Griggs@dhs.govPaul.Weberg@dhs.govPatricia.Griggs@dhs.gov Tolga_Yilmaz@URSCorp.comTolga_Yilmaz@URSCorp.com NJDEP John Scordato / Joseph Ruggeri / Chris Gould NJDEP, Bureau of Dam Safety & Flood Control Phone: 609-292-2296 Fax: 609-984-1908 Visit NJDEP website: www.nj.gov/dep/floodcontrol Download Model Ordinances: http://www.nj.gov/dep/floodcontrol/modelord.htmhttp://www.nj.gov/dep/floodcontrol/modelord.htm RAMPP – Mapping Partner Milver Valenzuela, 703.849.0463 mvalenzuela@dewberry.com
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