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City of Gloucester
Climate Change Vulnerability
Assessment and Adaptation Planning
• Successful Development of Vulnerability Assessment
• The Right Team – Coastal Resilience Working Group
• Built on Past E...
• Successful Development of Vulnerability Assessment
• The Right Team – Coastal Resilience Working Group
• Built on Past E...
Administration
Elected City Council
Planning Board
Clean Energy Comm.
Conservation Comm.
DPW/Engineering
Planning staff
He...
Asset Inventory High Res Topo
6
Priority-
planning
areas
Project Approach
Phase I
Sea Level Rise/Storm
Surge Projections
Scenario Development
Phase II
M...
7
• 2013 - Present
• 2030 – 15 years out – Near term
• 2070 – 55 years out – Long term
• Future Conditions - Not Cause
Pla...
8
Not “worst-case” scenarios
but
“worst-likely” scenarios
A Probability-Based Model
9
Estimate of impact
General Strategies
Big Picture Approaches
Adaptation Strategies
Enhanced Critical
Asset inventory
Accurate modelling
Risk assessment
Recommendations:
Policies, Priorities
& Projects
Dyna...
14
Depth of Flooding
above Ground (ft.)
Essex Ave at Western Ave
2030: 1% Annual Probability (≈100 yr Recurrence)
15
Depth of Flooding
above Ground (ft.)
Essex Ave at Western Ave
2070: 1% Annual Probability (≈100 yr Recurrence)
16
Flooding Consequence -Measure of Risk?
• Area of service loss
• Duration of service loss
• Cost of damage
• Impacts to ...
17
RESULTS
Facilities/Buildings
All are at or above 1% Flood Elevation in 2030
Some facilities subject to extreme flooding...
18
RESULTS
Facilities/Buildings
All are at or above 1% Flood Elevation in 2030
Some facilities subject to extreme flooding...
19
LONG TERM THOUGHTS
Recommendation:
Install lock gates at Blynman
Canal, and Rt 128 at
Annisquam River or Rail
causeway,...
20
Outer Harbor – Hurricane Barrier?
• City of Gloucester
• Department Ecological Restoration
• NOAA and Gulf of Maine Council for the Marine
Environment
• Mas...
$54,815 Department of Ecological Restoration (Design)
$43,000 Gulf of Maine Council for the Marine
Environment, NOAA (Desi...
Finding the right funding fit – change grant priorities
Support for Project - City Funding
Identify Cash or Bond
Bond Auth...
Thank You! Questions?
planning@gloucester-ma.gov
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
Greg Cademartori Great Marsh Symposium
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Greg Cademartori Great Marsh Symposium

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As presented at the 2015 Great Marsh Coalition Sea Level Rise Symposium

Published in: Environment
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Greg Cademartori Great Marsh Symposium

  1. 1. City of Gloucester Climate Change Vulnerability Assessment and Adaptation Planning
  2. 2. • Successful Development of Vulnerability Assessment • The Right Team – Coastal Resilience Working Group • Built on Past Efforts • Multi-Hazard Mitigation Plan (2010) – Critical Asset Inventory • Citywide LIDAR and GIS (2011-2012) – Robust Dataset • Useful Tools (Critical Elevations, Risk Assessment, Viewer) • Prioritization (Infrastructure Life Cycle vs. Risk)* • Regulatory Review (Risk vs. Economic Development)** • Adaptation Project Implementation (Green Infrastructure) • Protecting Critical Infrastructure – Enhancing Natural Resources • Little River Floodplain and Habitat Restoration • Questions
  3. 3. • Successful Development of Vulnerability Assessment • The Right Team – Coastal Resilience Working Group • Built on Past Efforts • Multi-Hazard Mitigation Plan (2010) – Critical Asset Inventory • Citywide LIDAR and GIS (2011-2012) – Robust Dataset • Useful Tools (Critical Elevations, Risk Assessment, Viewer) • Prioritization (Infrastructure Life Cycle vs. Risk)* • Regulatory Review (Risk vs. Economic Development)** • Adaptation Project Implementation (Green Infrastructure) • Protecting Critical Infrastructure – Enhancing Natural Resources • Little River Floodplain and Habitat Restoration • Questions
  4. 4. Administration Elected City Council Planning Board Clean Energy Comm. Conservation Comm. DPW/Engineering Planning staff Health Department Members of Public Plus Kleinfelder - WHG CZM
  5. 5. Asset Inventory High Res Topo
  6. 6. 6 Priority- planning areas Project Approach Phase I Sea Level Rise/Storm Surge Projections Scenario Development Phase II Mapping Inundation Modeling Results Vulnerability/Risk Assessment Phase III Develop Adaptation Strategies Probability of occurrence Consequenceofimpact
  7. 7. 7 • 2013 - Present • 2030 – 15 years out – Near term • 2070 – 55 years out – Long term • Future Conditions - Not Cause Planning Horizons
  8. 8. 8 Not “worst-case” scenarios but “worst-likely” scenarios A Probability-Based Model
  9. 9. 9 Estimate of impact General Strategies Big Picture Approaches Adaptation Strategies
  10. 10. Enhanced Critical Asset inventory Accurate modelling Risk assessment Recommendations: Policies, Priorities & Projects Dynamic tools only made possible by grant funding!
  11. 11. 14 Depth of Flooding above Ground (ft.) Essex Ave at Western Ave 2030: 1% Annual Probability (≈100 yr Recurrence)
  12. 12. 15 Depth of Flooding above Ground (ft.) Essex Ave at Western Ave 2070: 1% Annual Probability (≈100 yr Recurrence)
  13. 13. 16 Flooding Consequence -Measure of Risk? • Area of service loss • Duration of service loss • Cost of damage • Impacts to public safety and emergency services • Impacts to economic activities • Impacts to public health and the environment
  14. 14. 17 RESULTS Facilities/Buildings All are at or above 1% Flood Elevation in 2030 Some facilities subject to extreme flooding in 2030 Waste Water Treatment Plant Pump Stations at highest risk: Thatcher Rd, Good Harbor Senior Center A number of facilities buildings subject to some degree of flooding in 2070
  15. 15. 18 RESULTS Facilities/Buildings All are at or above 1% Flood Elevation in 2030 Some facilities subject to extreme flooding in 2030 Waste Water Treatment Plant Pump Stations at highest risk: Thatcher Rd, Good Harbor Senior Center A number of facilities buildings subject to some degree of flooding in 2070
  16. 16. 19 LONG TERM THOUGHTS Recommendation: Install lock gates at Blynman Canal, and Rt 128 at Annisquam River or Rail causeway, in concert with strategically raising roadway elevations and/or adding roadside walls Protects City Assets: • WWTP • High School/Emergency Dispensing Site • Riverside Ave PS • Leslie O Johnson Rd • Centennial Ave • Kent Circle • PLUS Rt 133, Rt 127 Blynman Canal
  17. 17. 20 Outer Harbor – Hurricane Barrier?
  18. 18. • City of Gloucester • Department Ecological Restoration • NOAA and Gulf of Maine Council for the Marine Environment • Mass Audubon • Wellspring House • US Fish and Wildlife • Engineer: Milone and MacBroom, Inc. • Contractor RC&D Providence • COASTAL ZONE MANAGEMENT
  19. 19. $54,815 Department of Ecological Restoration (Design) $43,000 Gulf of Maine Council for the Marine Environment, NOAA (Design and Fish Monitoring) $50,000 USFWS (Construction and monitoring) Coastal Zone Management Green Infrastructure Grant: $400,000 (Construction) City of Gloucester: $150,000* (Construction) Volunteers (monitoring - fish counting) - Priceless
  20. 20. Finding the right funding fit – change grant priorities Support for Project - City Funding Identify Cash or Bond Bond Authorization: MGL Chapter 44, Section 7(1) Sets project type, eligibility, duration Surface drainage improvement  New explicit category needed? Always offer food at public meetings!
  21. 21. Thank You! Questions? planning@gloucester-ma.gov

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