aww2013: integrated flood risk management in a seamless manner by kuniyoshi takeuchi

7/29/2019 AWW2013: Integrated Flood Risk Management in a Seamless Manner by Kuniyoshi Takeuchi

http://slidepdf.com/reader/full/aww2013-integrated-flood-risk-management-in-a-seamless-manner-by-kuniyoshi 1/19

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



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



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)



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, …



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

.



Advanced Technology for

Early Warning & Hazard Mapping

IFASIFASIntegrated Flow

Analysis System



20120101-20120930 Jun

Magome

Rainfall

GSMaP/JAXA

dischargeJun Magome, 2012

version Flood preparedness for all



PhilippinesPhilippines

KWAK

Hazard:Hazard: FID areaFID area

max _ year .

Affected People 3,552,000



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



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



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



Promoting local ownership of flood forecastsPromoting local ownership of flood forecasts

’Training

System

IFASIFAS

Local DataGlobal Data



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



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



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



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



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



Results

Flood Vulnerability Assessment in Lower Mekong River BasinRelative Difference between

Avera e ear

Agricultural damages

‐FVI‐ExFl

FVIs for Agricultural Damages: Kandal Province



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

aww2013: integrated flood risk management in a seamless manner by kuniyoshi takeuchi

Documents