aww2013: integrated flood risk management in a seamless manner by kuniyoshi takeuchi
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7/29/2019 AWW2013: Integrated Flood Risk Management in a Seamless Manner by Kuniyoshi Takeuchi
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ADB Water Week
13 March 2013Where is the progress in IWRM
application?
Integrated Flood Risk Managementin a Seamless Manne
Kuniyoshi TakeuchiInternational Centre for Water Hazard and Risk
Public Works Research Institute (PWRI)
Tsukuba, Japan
7/29/2019 AWW2013: Integrated Flood Risk Management in a Seamless Manner by Kuniyoshi Takeuchi
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Many historical WRDs, TVA (1930s) etc.
Mal del Plata Action Plan (1977) use & efficiency, naturalhazards, environmental & pollution control, planning & management,public information, education, cooperation
• the first internationally coordinated approach to IWRM
Dublin Conference and Agenda 21 (1992),manner, participatory approach, women’s role, economic good
GWP Technical Advisory Committee (2000)
onn on o annes urg
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IWRM is a process whichpromo es e co-or na edevelopment andmana ement of water, land Hydrological
Land Use
& Eco-
and related resources, in
order to maximize the
Environmental
System
IWRM welfare in an equitablemanner without
Socio-
Economic &
Institutional
comproms ng esustainability of vitalecosystems. (GWP TAC,
System
Human society &Decision Making
2000)
7/29/2019 AWW2013: Integrated Flood Risk Management in a Seamless Manner by Kuniyoshi Takeuchi
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Integrated Flood Risk Management IFRM IFM IWRM
-
development and management of floodplain to reduceflood risk while maximizing the benefit of floodplain inan equitable manner within ecological and societalsustainability by the best mix of structural andnonstructural means to control floods miti ate flooddamages or adapt society for the nature.
Integrated with: environmental management,
ores ry, roa s, ranspor a on, un ergroun eve op,sewerage, city/land use planning/regulation, capacitydevelopment, awareness raising, communitypreparedness, …
7/29/2019 AWW2013: Integrated Flood Risk Management in a Seamless Manner by Kuniyoshi Takeuchi
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w
• Temporal and spatial hydrological scales
• In availability of capacity, data & other resources.
• Water-land-climate-environmantal and humansocietal boundaries
• Disciplinary boundaries
Key is a hydro-
environmental
simulation
• oc o-economc sec ora oun ares• Institutional & administrative boundaries
.
7/29/2019 AWW2013: Integrated Flood Risk Management in a Seamless Manner by Kuniyoshi Takeuchi
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Advanced Technology for
Early Warning & Hazard Mapping
IFASIFASIntegrated Flow
Analysis System
7/29/2019 AWW2013: Integrated Flood Risk Management in a Seamless Manner by Kuniyoshi Takeuchi
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20120101-20120930 Jun
Magome
Rainfall
GSMaP/JAXA
dischargeJun Magome, 2012
version Flood preparedness for all
7/29/2019 AWW2013: Integrated Flood Risk Management in a Seamless Manner by Kuniyoshi Takeuchi
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PhilippinesPhilippines
KWAK
Hazard:Hazard: FID areaFID area
max _ year .
Affected People 3,552,000
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Map of Flood Waters over the Affected Districts of
Machanga and Govuro, Lower Savi River, Mozambique
By modely model By satellitey satellite
UNOSATUNOSAT (17.J an.2008)
Potential flood areaPotential flood area
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2010 Pakistan flood Nowcasts by IFASSeishi
Nabesaka
Kabulriver
0
520,000
25,000
30,000 satellite based
rainfall(mm) discharge(m3/s)
10
150
5,000
10,000
15,000
l l l l l l l l l l l l l l g g g g g g g g g g g g g g
Kabul river at Nowshera
Satellite based rainfallGSMaP ICHARM modified
060,000satellite based rainfal(mm) discharge(m3/s)
1 5
‐ J
1 6
‐ J
1 7
‐ J
1 8
‐ J
2 0
‐ J
2 1
‐ J
2 2
‐ J
2 3
‐ J
2 5
‐ J
2 6
‐ J
2 7
‐ J
2 8
‐ J
3 0
‐ J
3 1
‐ J
1 ‐
A u
2 ‐
A u
4 ‐
A u
5 ‐
A u
6 ‐
A u
7 ‐
A u
9 ‐
A u
1 0
‐ A u
1 1
‐ A u
1 2
‐ A u
1 4
‐ A u
1 5
‐ A u
1 6
‐ A u
1 7
‐ A u
Target area
Kabulriver
OCHA
5
10
10,000
20,000
30,000
40,00050,000 15 July to 18 August
150
1
5 ‐ J u l
1
6 ‐ J u l
1
7 ‐ J u l
1
8 ‐ J u l
2
0 ‐ J u l
2
1 ‐ J u l
2
2 ‐ J u l
2
3 ‐ J u l
2
5 ‐ J u l
2
6 ‐ J u l
2
7 ‐ J u l
2
8 ‐ J u l
3
0 ‐ J u l
3
1 ‐ J u l
1
‐ A u g
2
‐ A u g
4
‐ A u g
5
‐ A u g
6
‐ A u g
7
‐ A u g
9
‐ A u g
1 0
‐ A u g
1 1
‐ A u g
1 2
‐ A u g
1 4
‐ A u g
1 5
‐ A u g
1 6
‐ A u g
1 7
‐ A u g
10
7/29/2019 AWW2013: Integrated Flood Risk Management in a Seamless Manner by Kuniyoshi Takeuchi
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13 Oct, 2011 by MODIS
5m
Simulation onOct 18, 2011 by ICHARM
TyhoonNock-ten
.145% of av(J ,A,S)’08-’10
yu aya
1 : J uly 231 : Aug 162 : Sep 192 : Oct 1
11
123 : Nov 1152 : Nov 30
0mSayama’s RRI modelby satellites & NWF
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Promoting local ownership of flood forecastsPromoting local ownership of flood forecasts
’Training
System
IFASIFAS
Local DataGlobal Data
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ADB-ICHARM TA7276-REG
Bangladesh: Whole
Nation
- Review & recomm
Philippines:
Pampanga &
Cagayan basins
- Application of
of Early WarningSystems
- Capacity building
IFAS- Capacity devlpmnt
& training
Mekong Basin
- Develpmntof flood vulnerabilityindices
Indonesia: Solo basin- Implementation of satellite-
based flood forecastingsystem
- ommun y-manage oorisk management
- Capacity building
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Installation of IFASIndonesia componentIndonesia Componen
Near Real time Flood Alert
System
ea - me oo er ys em
Data collection by
SMS (hourly)
Satellite basedSatellite based
rainfallrainfall
AutomaticAutomatic
accessaccess
AutomaticAutomatic
accessaccess
Data pick upData pick upOutputOutput
Alert
Alert
Automatic Alert e-mail14
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Integrated Flood Analysis System (IFAS)
IFAS installation in Solo river basin in Indonesia
•Satellite‐based rainfall data (free)•Geological data for modeling (free)
•Elevation data, Land use data and soil data (free)
Surfacemodel i n p u t
Target Area: Solo RiverRiver basin Area : 16,100km2
Length : 540km
Run‐off analysis
Aquifer model
River c ourse
model
Creation Runoff moduleOutput; River discharge,
Water level, Rainfall distribution
Reach to the warning level
Alert message by E ‐mail
and PC display Judgment
by River
managers
vacuat on arn ng
Tech + Localism + Cap Build Better Combination
0
52500
3000
rainfall measured Q IFAS discharge
Q ( m 3 / s )
Demonstration activities:(1) facilitation for community hazard and risk
assessment and mapping,
(2) facilitation for preparing risk maps, FRM
action plans and the manual for early
warning system and evacuation plan
Semen Pinggir
Kedung
Sumber
10
151500
2000
Warning stage 3 D i s c h a r g e
The pilot villages(3) support community in technical aspects
for carrying
out
emergency
drills
and
exercises
25
300
500
12/25 12:00 12/25 18:00 12/26 0:00 12/26 6:00 12/26 12:00 12/26 18:00
Warning stage 2Warning stage 1
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IFAS installation and identifying flood causes inPampanga and Cagayan river basins in the Philippines
"Tuguegarao
Üampanga ver ampanga ver
10,454km2
18 rainfall stations
agayan ver agayan ver
27,280km2
5 rainfall stations
"
"
"
Gamu
Tumauini
Maris Dam
11 water level stations 5 water level station
"Pangal
-195 - 0
0 - 50
50 - 100
100 - 200
200 - 300
300 - 400Ma a a station0 20 40 60 80 10010
km
400 - 500
500 - 1,000
1,000 - 2,000
2,000 - 3,000
r r r r l r
0
5
10
15
20
25
2011/9/26 2011/9/27 2011/9/28 2011/9/29 2011/9/30 2011/10/1 2011/10/2 2011/10/3 2011/10/4
R a i n f a l l ( m m / h r )
Ground GSMaP original
0
5
10
15
20
25
2006/1/23 2006/1/24 2006/1/25 2006/1/26 2006/1/27 2006/1/28 2006/1/29 2006/1/30 2006/1/31
R a i n f a l l ( m m / h r )
Ground GSMaP 3B42RT
0
5
10
15
3000
4000
5000
6000
7000
i n f a l l ( m m / h r )
i s c h a r g e ( m 3 / s )
ain roun easure roun a original roun wi h am0
5
10
15
20
256000
8000
10000
12000
14000
n f a l l ( m m / h r )
i s c h a r g e ( m 3 / s )
ain easure roun a
20
25
300
1000
2000
2011/9/26 2011/9/27 2011/9/28 2011/9/29 2011/9/30 2011/10/1 2011/10/2 2011/10/3 2011/10/4
R30
35
40
450
2000
4000
2006/1/23 2006/1/24 2006/1/25 2006/1/26 2006/1/27 2006/1/28 2006/1/29 2006/1/30 2006/1/31
R a i D
i
IFAS results at Mayapyap station IFAS results at Gamu station16
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Date s of Rice Plant ing and Har vesting
Planting: when total rain reached to 500mm
500mmMekong River Basin
Kamponchum District
CR0 : planting90 da s
Rice production
de ends on
e l ( m )
Land Elevation 稲作不適地域:平年(平均洪-
FMMP, MRCwhen floods
come
W a t e r L e
Water level of the Mekong
水)でも被害(50cm以上浸水)を受けるところ
Rain-fed rice
0 30kmHarvesting: 90 days after planting
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Results
Flood Vulnerability Assessment in Lower Mekong River BasinRelative Difference between
Avera e ear
Agricultural damages
‐FVI‐ExFl
FVIs for Agricultural Damages: Kandal Province
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居安思危 Be aware of risk while we are safe
Awareness leads us preparedness
有備無患 Pre aredness leaves us no re ret
「春秋」左氏伝Source: Zuo Qiuming “Zuoshi Commentary”
in Confucius ed. ”Spring and Autumn”, 480BC
Let us ally for water-
www.icharm.pwri.go.jp
ICHARM preparedness for floods
Future Earth
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