![Page 1: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/1.jpg)
Barbara Charry
Kris JohnsonEugene Yacobson
April 10, 2020
Science to Guide Floodplain Protection & Restoration in the Mississippi River Basin
![Page 2: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/2.jpg)
Multiple Benefits of Floodplains
![Page 3: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/3.jpg)
Successful Floodplain Projects
![Page 4: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/4.jpg)
Floodplain Prioritization
Where to invest?
How do we scale up?
![Page 5: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/5.jpg)
NEW US model• LISFLOOD-FP routes flows through
channels delineated by HydroSHEDS• Regionalized flood frequency analysis
• 10 return periods from 5 to 1000 yrs• Explicit representation of USACE NLD• Validated with FEMA and USGS data
(Wing et al. 2017)
5
US Floodplain Analysis
![Page 6: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/6.jpg)
US Floodplain Analysis
![Page 7: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/7.jpg)
US Floodplain Analysis
41 million people at risk
$5 TRILLION exposed
Wing et al 2018
![Page 8: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/8.jpg)
US Floodplain Analysis
![Page 9: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/9.jpg)
US Floodplain Analysis
54,000 km2 natural area in 100-year floodplain
avoided flood damages by 2070 >5x acquisition costJohnson et al. Nature Sustainability 2019
![Page 10: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/10.jpg)
FPTool.org
![Page 11: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/11.jpg)
Flood frequency
Spatial scale
Action type
![Page 12: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/12.jpg)
Growing degree days
Nutrient loading
Flood frequency
Spatial scale
Action type
Restorable area
Restoration priorities: Nutrient focus
![Page 13: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/13.jpg)
Switch spatial scale
![Page 14: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/14.jpg)
Future population
Future flood damages
![Page 15: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/15.jpg)
At-risk wetland species
More severe stresses to fish
habitat
Future population
![Page 16: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/16.jpg)
At-risk wetland species
More severe stresses to fish
habitat
Future population
Future flood damages
Restoration priorities:• Has nonzero restorable acres• ≥50/100 for nutrient loading• In a TNC ecoregional assessment priority• Has at-risk wetland species• Relatively greater fish habitat stressors• At least ~10 ppl. in floodplain by 2050• At least $10K in damages by 2050
![Page 17: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/17.jpg)
The FP Tool utilized on Missouri’s Meramec River
![Page 18: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/18.jpg)
The Meramec River: A TNC Priority Ecosystem
![Page 19: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/19.jpg)
• 1,000 homes, 100’s of businesses flooded
• Multiple Presidential disaster declarations
• 3 record flood events 2015-18
• 10 days of Interstate closures
The Meramec River
![Page 20: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/20.jpg)
Lower Meramec River Multi-Jurisdictional Flood Management
Plan
• 70 river miles on the Meramec
• 25 river miles on the Bourbeuse
• 20 river miles on the Big River
![Page 21: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/21.jpg)
Silver Jacket’s Lower Meramec Floodplain Management Plan Partners
![Page 22: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/22.jpg)
The Lower Meramec Floodplain Prioritization Tool allows the user to identify opportunities for floodplain conservation and restoration. The tool is designed to help decision-makers optimize their investments and minimize the impacts of development.
Link to the FP Tool: https://maps.freshwaternetwork.org/meramec-floodplain/Note: The Tool is not compatible with Internet Explorer
![Page 23: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/23.jpg)
Flood frequency
Spatial scale
Action type
Customized Floodplain Tool – Lower Meramec River
![Page 24: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/24.jpg)
Environmental, Economic and Social Data
Water Quality
![Page 25: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/25.jpg)
Floodplain Restoration Ranking Example
Restorable area
Restoration Rank
![Page 26: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/26.jpg)
Habitat, Population and Flood Damages
3 Habitat Layers
![Page 27: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/27.jpg)
Future Flood Damages, Social Vulnerability
Future Flood Damages
![Page 28: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/28.jpg)
Topographic or Imagery
![Page 29: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/29.jpg)
Structures in 1% Annual Exceedance Probability Floodplain
![Page 30: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/30.jpg)
Floodplain Management Plan Environmental Hub Analysis1. Flood frequency – areas
with high flood frequency
2. Flood magnitude –areas experiencing significant (greater than 3 feet) flood depths
3. Structure density –areas with dense groupings of structures
4. Existing wetlands or open space – areas with existing open space or wetland land cover located within neighboring parcels
![Page 31: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/31.jpg)
Floodplain Management Plan Environmental Hub Analysis
![Page 32: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/32.jpg)
Floodplain Management Plan Environmental Hub Analysis
![Page 33: Science to Guide Floodplain Protection & Restoration in ... · 4/13/2020 · Barbara Charry. Kris Johnson. Eugene Yacobson. April 10, 2020. Science to Guide Floodplain Protection](https://reader035.vdocument.in/reader035/viewer/2022081617/6046f054d6e68f5e623cdacd/html5/thumbnails/33.jpg)
Barbara CharryStrategy Manager: Floodplains & Nature-Based Solutions
Kris JohnsonDeputy Director: North America Agriculture Program
Link to Mississippi Basin Floodplain Prioritization Tool:http://FPTool.org
Link to the Lower Meramec Floodplain Prioritization Tool: https://maps.freshwaternetwork.org/meramec-floodplain/