louisiana coastal master plan cpra annual plan · 2020. 1. 31. · 2017 coastal master plan...
TRANSCRIPT
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2017 COASTAL MASTER PLAN
LOUISIANA COASTAL
MASTER PLAN
&
CPRA ANNUAL PLANCOMMITTED TO OUR COAST
Public Recreation Task Force
August 29, 2019
Attachment A - Minutes
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Single state entity with authority to articulate a clear statement of
priorities to achieve comprehensive coastal protection for Louisiana.
Mandate is to develop, implement, and enforce a comprehensive
coastal protection and restoration Master Plan.
COASTAL PROTECTION
AND RESTORATION AUTHORITY
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LOUISIANA COASTAL MASTER PLAN
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WHAT IS THE COASTAL MASTER PLAN?
• Required by law to be updated
every six years
• Built on world class
science and engineering
• Incorporates extensive public input
and review
• Advances a comprehensive and
integrated approach to protection
and restoration
• Identifies investments that will pay
off, not just for us, but for our
children and grandchildren
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COASTAL MASTER PLAN OBJECTIVES
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HOW ARE CPRA PROJECTS IMPLEMENTED?
Coastal Master Plan
Conceptual design
Feasibility Studies
< 30% design
Engineering and Design
100% design
Construction
Operations, Maintenance, and
Adaptive Management
every 6
years
ongoing
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TECHNICAL ANALYSIS
DEVELOPING THE PLAN
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TECHNICAL ANALYSISPREDICTIVE MODELS
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SCENARIOSEA LEVEL
RISE SUBSIDENCE
STORM
FREQUENCY
AVG. STORM
INTENSITY PRECIPITATION
EVAPO-
TRANSPIRATION
LOW 1.41’ 20% OF RANGE -28% +10.0% >HISTORICAL <HISTORICAL
MEDIUM 2.07' 20% OF RANGE -14% +12.5% >HISTORICAL HISTORICAL
HIGH 2.72’ 50% OF RANGE 0% +15.0% HISTORICAL HISTORICAL
TECHNICAL ANALYSIS2017 ENVIRONMENTAL SCENARIOS
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TECHNICAL ANALYSIS2017 PLANNING FRAMEWORK
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2017 COASTAL MASTER PLAN
124PROJECTS
FLOOD DAMAGE REDUCED BY
$150B 802LAND CREATED
SQUARE MILES OF
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2017 COASTAL MASTER PLANFUNDING BY PROJECT TYPE
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2017 COASTAL MASTER PLAN FUTURE WITHOUT ACTION | MEDIUM SCENARIO | YEAR 50
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2017 COASTAL MASTER PLANFUTURE WITH ACTION | MEDIUM SCENARIO | YEAR 50
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2017 COASTAL MASTER PLANLAND GAINED/MAINTAINED
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2017 COASTAL MASTER PLANFUTURE WITHOUT ACTION | MEDIUM SCENARIO | YEAR 50
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2017 COASTAL MASTER PLANFUTURE WITH ACTION | MEDIUM SCENARIO | YEAR 50
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2017 COASTAL MASTER PLANFWA - FWOA DIFFERENCE | MEDIUM SCENARIO | YEAR 50
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2017 COASTAL MASTER PLANNONSTRUCTURAL RISK REDUCTION PROJECTS
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2017 COASTAL MASTER PLANNONSTRUCTURAL RISK REDUCTION PROJECTS
~26,000 structures mitigated for $6B over 50 years
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2017 COASTAL MASTER PLANREDUCTION IN EXPECTED ANNUAL DAMAGE
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THANK YOU