Removing Marmot Dam: From Monitoring To Learning
Chuck PodolakDepartment of Geography & Environmental
EngineeringThe Johns Hopkins University 2011 River Restoration Northwest
Symposium
Collaborators
Peter WilcockSmokey
PittmanGordon GrantJon MajorJim O’ConnorRose WallickMackenzie
Keith
Overview• Background• Measurements
-Who & What• What did we learn
about putting together a large-scale monitoring effort
You are here
Mt Hood
MeasurementsWho
• Johns Hopkins University / National Center for Earth Surface Dynamics
• Oregon State University• Portland State
University• USGS / USFS /BOR• Graham Matthews &
Assoc• PGE
– Dave Evans & Assoc– Watershed Sciences
What• LIDAR• Topo Surveys
– Local– Long Profiles
• Grain Size Measurements– Pebble Counts– Bulk Samples
• Aerial Photography• Repeat land-based
photographs• Bedload Samples• Suspended Load Samples• Water Discharge
Erosion Transport
Deposition
Bringing it together
Assembling a planQuestions
• Was it built as planned?• Did it change ___ in the river?• How did it change ___ in the
river?
Tools• Surveys• Photography• Discharge
measurements• LiDAR• Fish counts• Etc…
?
Goal:Best array of tools
to answer the desired questions -- with limited
resources
Only directional
per method
But…
PGEUSGSJHU / OWEBCombinedCombined
Topography
Bathymetry
Grain Size
Visual Observatio
ns TopoSurveys
BedloadSuspended
Load
PhotoPoints
PebbleCount
TopoSurveys
TopoSurveys
Crosssections
PebbleCount
FaciesMaps
BulkSamples
TimeLapse
TurbidityStage
(Discharge)
LiDARAir
Photos
Visual Observatio
ns TopoSurveys
BedloadSuspended
Load
PhotoPoints
PebbleCount
TopoSurveys
TopoSurveys
Crosssections
PebbleCount
FaciesMaps
BulkSamples
TimeLapse
TurbidityStage
(Discharge)
LiDARAir
Photos
Area without
bathymetry
Time without
grain size
Drivers
Effects
Visual Observatio
ns TopoSurveys
BedloadSuspended
Load
PhotoPoints
PebbleCount
TopoSurveys
TopoSurveys
Crosssections
PebbleCount
FaciesMaps
BulkSamples
TimeLapse
TurbidityStage
(Discharge)
LiDARAir
Photos
Visual Observatio
ns TopoSurveys
BedloadSuspended
Load
PhotoPoints
PebbleCount
TopoSurveys
TopoSurveys
Crosssections
PebbleCount
FaciesMaps
BulkSamples
TimeLapse
TurbidityStage
(Discharge)
LiDARAir
Photos
Fix time mismatches
Fix space mismatches
TimeLapse
Visual Observatio
ns BedloadSuspended
Load
Stage(Discharge
)Turbidity
PhotoPoints
PebbleCount
CrosssectionsTopo
Surveys
TopoSurveys
PebbleCount Air
Photos
LiDARBulk
Samples FaciesMaps
TopoSurveys
Tools vs. Questions
Resource Trade-offs
Visualize the
Plan(s)
Identify Gaps
Optimize Plan
Fieldwork / Support
Daniela MartinezViviano BerriosRamsey CoronadoCarl EkstrandMichaela LongDajana JurkCecilia PalomoKatie TrifoneKim DevillierTim ShinKimber CooksDiana Di LeonardoKiernan Folz DonahueGabriel RichardeJessica RoarkKristen Sweeney
Bill Doran
Kurt SpicerCharlie CannonRachael
PeavlerRebecca
CollinsAbby RhodeHeather Bragg
Cort PryorMike WalkinshawBrooke Connell Keith BarnardLogan CorneliusKary Danielson
Connie Athman
Russ Plaeger
John EslerDave HeintzmanTony DentelTim Keller
Greg StewartBarbara Burkholder
FundingNCED / NSFOWEBUSGSUSFSPGE