My presentation at IWC conference Water and IT about RainApp. 5 November 2012

1. RainApp
ICW conference – New Developments in IT&Water
5 November 2012
Hanneke Schuurmans: Royal HaskoningDHV
Jojanneke van Vossen: Nelen & Schuurmans

2. This talk
 Hydrology and IT
 Rainfall radar
 RainApp – innovative viewer
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5 November 2012

3. Rainfall – the driving force
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4. Modern Hydrology
 More data
 Faster models
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5 November 2012

5. Water managers -> Information managers
Rainfall
radar
Model results
Raingauges
Satellite
images
Water heights
advise
decision
Sub-optimal watermanagment by too little information about
current state of water system – high operational costs
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5 November 2012

6. Water managers -> Information managers
Modelresults
Rainfall
Raingauges radar
Satellite
images
Water heights Central
information
system
internet
Own dashbord
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7. Applications
 Incedent investigation
 Early warning
 Model input
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8. Rainfall radar
 Radio Detection And Ranging
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9. Radar: from 3D to 2D
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10. Rainfall composites
Real time:
 Every 5 minutes
 1 km x 1 km
 best method
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11. Three composite methods tested
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12. Calibration
As soon as raingauge is available
 KNMI
 DWD
 from partners
Each raingauge gets a
Quality stamp
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13. Operational delivery
Raw radarimages Raw radarimages
Netherlands Germany/Belgium
Raingauges
Composite +
calibration
FTP site
FEWS
RainApp web Wiski
viewer Hydronet
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14. RainApp: www.lizard.net
Apps
FEWS
3Di
Lizard
Flooding GEODIN
Geo-
server WIT
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15. RainApp
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16. End user is our focus
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17. How often does this happen?
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18. Unique
 Coorporation with KNMI and universities
 Open source: GPLv3
 In line with Dutch Free and Open Data policy
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19. www.nationaleregenradar.nl
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5 November 2012