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Water Quality Monitoring :
There’s an APP for that!Nora Sullivan
Graduate Assistant, Ohio University
Voinovich School of Leadership and Public Affairs
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Overview• The need for data • Data collection challenges• ODK Collect Android APP
– What it is– Where it is being used– What it does
• AMD Program adaptations and applications• Benefits, challanges, and possible future
directions• Discussion, suggestions, “play” with app
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Watershed Groups need data (also state and federal natural resource department, consultants, citizen
volunteers, others)
• To monitor and document the health of the watershed
• Trends• Impacts• Changes• Improvements
• To engage community support
• To justify and secure funding
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Water Quality Monitoring requires:
• DATA collection– Chemical– Biological– Geographical– Historical– Flows, pHs, conductivity, coordinates, time,
lab numbers and cross references…….and more
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DATA Collection Requires:
• Equipment!– Field meters– Buckets– Bottles– Camera– GPS– Notebooks, paper, pencils, acid for preservation,
filters, measuring tapes…. And more–
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All that data must be recorded
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Monitoring locations are often:
• Remote
• Off roadways and beaten paths
• Hot, cold, or wet
• Away from wifi signals, electric outlets, and often even cell signals
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All that equipment must be carried in.
And out.
• What currently available technology could help with all of that?
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Capabilities
• GPS
• Camera
• APPs
• Wifi Connectivity
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The APP:ODK (Open Data Kit) Collect
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Some ways the program is being utilized and adapted:
• Philippine Red Cross – community health• USAID - Agriculture adaption for Feed the Future
program• Monitoring Deforestation in the Amazon in Brazil• Documenting human rights violations in CAR (by
surveys)• See more: http://opendatakit.org/about/deployments/
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AMD and Watershed Use
• Adapted and built by:– Natalie Kruse, Ph.D. and Steve Porter
-Ohio University
Voinovich School of Leadership and Public Affairs
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Form for AMD Watersheds• Date/time• Site name• Sample ID for lab
reference• Site Description, Photo• GPS Coordinates• Weather conditions
(current & past 24 hrs.)
• Site Type/Addt’l photos• Field data
– pH– Temp– Conductivity– Dissolved Oxygen– Oxygen Reduction
Potential
• Comments
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APP SCREEN SHOTS
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APP SCREEN SHOTS
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APP SCREEN SHOTS
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APP SCREEN SHOTS
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FIELD Tested in Raccoon Creek and Wills Creek
Watersheds
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Online database
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Visualizing data
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Exported to Spreadsheet
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Benefits• Data organization
• Quick visualization
• Photo organization and geo-referencing,
• Double-checks for sampling and recon
• Less equipment to carry
• Cuts down on human error• Low cost – Free software, works on any
android phone – with or without cell service
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Limitations & Challenges• A waterproof case is highly recommended• Does require Bluetooth-GPS connection for
best accuracy if no cell or wifi• Only works on Android platform• Limited by bugs, app capabilities,
technological capabilities, human error (forgetting to charge, etc)
• Data can be viewed (but not manipulated) by anyone. Online database.
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Possible Future directions
• Integrate flow measurements
• Easier interface between databases
• Field meter connections
• Remote connections to deployed monitors
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Questions, Comments,
Suggestions?