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Massachusetts Coastal Adaptation Efforts: Resilience through Local Initiatives

Discover how Massachusetts is enhancing coastal resilience through local adaptation efforts. Learn about shoreline mapping, building elevation codes, relocation projects, grants for resilience, and dynamic vulnerability assessments. Find out how green infrastructure is being used to mitigate erosion and flooding issues along the coast.

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Massachusetts Coastal Adaptation Efforts: Resilience through Local Initiatives

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  1. Local Adaptation Efforts Along the Massachusetts Coast Julia KniselCoastal Shoreline & Floodplain Manager

  2. Natural Buffers Limited • ~ 1,100 shoreline miles mapped & evaluated

  3. Natural Buffers Limited • ~ 1,100 shoreline miles mapped & evaluated • ~ 27 % armored with seawalls, bulkheads & revetments

  4. Natural Buffers Limited • ~ 1,100 shoreline miles mapped & evaluated • ~ 27 % armored with seawalls, bulkheads & revetments • ~ 21 % restricted from shifting landward by coastal structures

  5. Building Elevation – Massachusetts Building Code (2008) (G) Flood-Resistant Construction & Construction in Coastal Dunes • 2’ freeboard • Open pilings

  6. Building Elevation – Hull Freeboard Incentive (2009) • Hull Board of Selectman voted to advance: • protection of health & safety of citizens • prevention of property damage • reduction of costly emergency services • Elevate buildings 2’ above current highest requirement = $500 rebate of building department permit fees • May 2011, passed 4’ height allowance in zoning bylaw (ZBA special permit required) mass.gov/czm/stormsmart

  7. Building Elevation – Hull Freeboard Incentive (2009) • 2009-2012, 20 of 24 eligible permit requests included 2’ or more of freeboard for new & existing construction in Hull • FEMA Community Rating System credit for incentive program

  8. Relocation & Restoration – Brewster Parking Area (2011)

  9. Relocation & Restoration – Brewster Parking Area (2011)

  10. Reconstruction of Coastal Structures – Oak Bluffs Seawall (2014)

  11. Dynamic Vulnerability Assessments – South Shore Potential Nor’easter Impacts with 5’ Sea Level Rise (2013)

  12. South Shore Coastal Inundation Depth Scenarios

  13. 3D Coastal Inundation Depth (with 5’ of Sea Level Rise & Nor’easter Storm Surge)

  14. Dynamic Vulnerability Assessments – Buzzards Bay Potential Hurricane Impacts with 4’ Sea Level Rise (2014)

  15. Local Grants – Coastal Community Resilience • CZM grant program provides financial ($1 million) & technical resources to advance new & innovative local efforts to increase awareness of climate impacts, identify vulnerabilities & implement measures to increase community resilience  • 19 applications for ~ $2.1 million • Review criteria included current adaptation efforts, climate issues, StormSmart climate adaptation actions & sea level rise scenarios • 10 projects selected for FY14-15: • Evaluations of sea level rise impacts • Plans to relocate, redesign & adapt vulnerable infrastructure & buildings • Restoration of beaches & dunes • Community outreach to raise awareness, gain input & alter behavior

  16. Local Grants – Green Infrastructure for Coastal Resilience • CZM grant program provides financial ($1.3 million) & technical resources to advance the understanding & implementation of natural approaches to mitigating coastal erosion & flooding problems • 13 applications for ~ $2.8 million • Review criteria included potential threats to coastal infrastructure/ natural resources & consideration of sea level rise scenarios • Projects being recommended for FY14-15: • Design & construction of beach & dune nourishment • Cultivation & planting of beach grass • Demonstration of living shoreline technology

  17. For More Information – mass.gov/czm/stormsmart

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