ISAP 2010ISAP 20101212--13 July Yokohama Japan13 July Yokohama Japan

Dr Sangam Shrestha

1212--13 July, Yokohama, Japan13 July, Yokohama, Japan

Dr. Sangam ShresthaAsst. Professor, Asian Institute of Technology (AIT), Thailand

Mission 1989 Ramon Magsaysay Award for

To develop highly lifi d d

989 a o agsaysay a d oInternational Understanding

... for shaping a new generation of engineers and managers committed to

qualified and committed professionals who

Asia, in an atmosphere of academic excellence and regional camaraderie.

professionals who play leading roles in the region’s

• 2,300+ students from 47+ countries or territories

• 16,000+ alumni from 80 countries or territories

• 24 000+ short term trainees from 70+gsustainable development and it i t ti i t

• 24,000+ short-term trainees from 70+

countries/territories

• 130 world class faculty members from

20 t iits integration into the global economy

20+ countries

• 499 research and support staff from 30 countries

• About 400 sponsored research projectseconomy.• 33 Board of Trustee members from 19 Countries

Water Engineering and Management (WEM)g g g ( )

Irrigation and Drainage EngineeringWatershed Hydrology

Degree Courses (Doctoral and Masters) Joint Masters program

UNESCO IHE U i it f Ni Watershed HydrologyHydrodynamicsWater Resources SystemsConcepts in Water ModelingIrrigation and Drainage Systems Management

UNESCO-IHE, University of Nice-Sophia Antipolis, TU-Braunschweig

Professional Masters program AITCI (Indonesia)

Irrigation and Drainage Systems ManagementCoastal and Estuarine ProcessesCoastal Zone ManagementWater Supply and SanitationUrban Drainage Management

Interdisciplinary Masters programs Disaster Preparedness, Mitigation and

Management (DPMM) (Aug 2008) Urban Water Engineering and Urban Drainage Management

Climate Change and Water ResourcesRiver Engineering and ModelingGround Water Development and ManagementIntegrated Water Resources Management

Urban Water Engineering and Management (UWEM) (Aug 2009)

Sustainable Hydropower (under development)

Sustainable Development (under Integrated Water Resources ManagementLand and Water Conservation and ManagementModeling of Water Resources SystemsFloods and DroughtFlood Modeling and Management

Sustainable Development (under development)

Capacity Building of National Universities HWRU, NUOL, etc.

Di l IWRM (E l i ) Flood Modeling and ManagementEIA and GIS Applications in Water ResourcesResearch Design and Experimental Methods

Diploma IWRM (E-learning)

Hydraulics Laboratory Hydrometeorological Station

Irrigation Experimental FieldIrrigation Laboratory

Hydraulic Model Study of Nam Ngum 2 Spillway

Hydraulic Model Study of RID Suvarnabhumi Pumping Station

India

Pakistan

Thailand Vietnam

Bangladesh

Bay of Bengal

Selected coastal cities in project

Spatial database collection

DEM

Land Use

Soil condition

River Network

DEM

Land Use

Soil condition

River Network

Evaporation

Sri Lanka

Downscale

Network of researcherscommunication

Projected time seriesDatabase from GCM

Socio-economic d t b

Extracted informationfrom remote sensing

Rainfall

Sea Level

Tools for simulation

Economicti iti

Population

Hydraulic Model Study of Nam Ngum 2 Diversion Tunnel

database Flood inundation simulation

Other related internationalorganization

Send outcomes to decision makers

for devising policy

Structureinventory

activities

Socio-economic risk assessment for different scenarios

An Assessment of Socio-Economic Impacts due to Coastal Floods in South and Southeast Asia under Climate Change Scenarios

Dr. Mukand Singh BabelIndia

Dr. Roberto S. ClementeCanada‐Philippines

Dr. Sutat WeesakulThailand

Dr. Sangam ShresthaNepal

Thailand

Dr. Sylvain PerretFrance

Engr. Arturo G. RoaLaboratory Supervisor

Ms. Pajee TrakanpasakulAdministrative Secretary

Prof. Ashim Das GuptaIndia

Dr. Akiyuki KawasakiJapan

Geotechnical and Geoenvironmental Engineering (GTE)g g ( )

Mechanics of Soils and Laboratory/Field Testing

Rock MechanicsRock MechanicsGeoenvironmental Engineering IEngineering Geology

Analytical Methods in Geotechnical Engineering

Geoenvironmental Engineering II

Numerical Methods in Geotechnical Engineering

Foundation Engineering and Design

Ground Improvement Techniques and Geosynthetics

Undergro nd E ca ation and T nnelingUnderground Excavation and Tunneling

Soil Dynamics and Earthquake Engineering

G i k E i iGeorisk Engineering

Reliability-Based and Soil Engineering Design

Advanced Soil Testing

Soft Soil Properties Ground Improvement Deep Excavation & T liPile Foundation

Slope Stability Geosynthetic Engineering Tunneling

Numerical Computation

Contaminant Transport

Land Decontamination

L dfill T h lLandfill Technology

GeoRisks

Dr. Noppadol P. Prof. D.T. Bergado Dr. K.H. Park Dr. Pham Huy Giao

SecretarySecretary

Ms. Supamas R.

Research Title YearResearch Title YearGroundwater Quality Management Policy Research in and Vicinity of Bangkok

2007-2009

Analysis of extent of contamination, esp. chloride Analysis of legislative and institutional arrangements

for groundwater quality management Identification of sources of chloride contamination

(using isotope and ion analysis)Sustainable Groundwater Management in Bangkok 2004-2007Susta ab e G ou d ate a age e t a g o 00 00Effect of Groundwater Over-Pumping Mitigation: Mathematical Model Study

2004

Simulation Study of the Aquifer System 1987-1992Simulation Study of the Aquifer System 1987-1992Groundwater Resources Development and Management Study

1978-1982

Investigation of Land Subsidence 1978 1981Investigation of Land Subsidence 1978-1981

Research Title Yeara. Doctoral DissertationSustainable Groundwater Management in Lower Chao Phraya River Basin

On-going

Modeling of water flow and solute transport through unsaturated zone dual-porosity approach

2003

An integrated Simulation-MCDM-GIS approach for groundwater t

1998managementDeterministic-stochastic modeling in a complex groundwater system 1997Artificial recharge of the aquifer system for the mitigation of land subsidence

1996subsidenceWater quality management modeling in an integrated surface-groundwater system:

1994

Water and solute movement under stable and unstable flow 1993Water and solute movement under stable and unstable flow conditions

1993

Planning and management models for the conjunctive use of surface and groundwater resources under uncertainty

1991and groundwater resources under uncertaintyIntegrated surface and groundwater development and management modeling

1986

Research Title Yearesea c t e eab. Master Thesis Developing a conceptual framework for groundwater sustainability index

Ongoingsustainability index A comprehensive and integrated approach to identify groundwater potential zones, recharge areas and recharge rates for sustainable management of groundwater resources in Kathmandu

On going

g gValleyConjunctive use modeling of surface water and groundwater for Dhaka City, Bangladesh

1997-1998

Nitrate removal from groundwater using fixed bed denitrification reactors

1997-1998

Water management in the Sukhothai Groundwater Development 1995-1996ProjectApplication of GIS for groundwater planning and management : the Sukhothai Groundwater Development Project,

1995-1996

I t t d f f t d d t f i i ti 1995 1996Integrated use of surface water and groundwater for irrigation: a case study from

1995-1996

Research Title YearResearch Title Yearc. InternshipResearch activities of two German interns from Leuphana University of Lüneburg

2008 U e s y o ü ebu gIdentification of recharge areas and sources of chloride contamination (using isotope and ion analysis)Detailed Estimation of Safe Yield for the Aquifer Systemq y

S. K. Chapagain, S. Shrestha, T. Nakmura, V.P. Pandey and F. Kazama (2009). Arsenic occurrence in groundwater of Kathmandu Valley, Nepal. Desalination and water Treatment, 4:248-254.

S. K. Chapagain, V. P. Pandey, S. Shrestha, T. Nakmura and F. Kazama, (2009). Assessment of Deep Ground water Quality in Kathmandu Valley Using Multivariate Techniques Water Air Soil Pollution 210 (1 4) pp 277 288Techniques. Water Air Soil Pollution, 210 (1-4). pp. 277-288.

Kaewrueng, S., Babel. M. S., Das Gupta, A. and S. Md. Wahid (2009). Assessment of Groundwater Potential in the Lower Chao Phrya River Basin, Thailand, Asia Pacific Journal of Rural Development Vol XIX No 1 23-42Journal of Rural Development. Vol. XIX, No. 1, 23 42.

Wahid SM, Babel MS, Das Gupta A and Clemente RS (2007) Spatial Assessment of Bangladesh. Hydrogeology Journal, Volume 15, Number 2, Pages 365-382.

Babel, M.S., A. Das Gupta, and Nina Donna Sto. Domingo (2006). “Land Subsidence: A , , p , g ( )Consequence of Groundwater Over-Exploitation in Bangkok, Thailand”, International Review for Environmental Strategies, Vol. 6, No. 2, pp. 307-328.

Babel, M.S., A. Das Gupta, and Nina Donna Sto. Domingo (2006). “Policy Measures and Options for Improved Groundwater Resources Management in Bangkok, Thailand”, Regional Development Dialogue, Vol. 27, No. 1, pp. 108-129.

Das Gupta, A. and M. S. Babel (2005). “Challenges for Sustainable Management of Groundwater Use in Bangkok Thailand” International Journal of Water ResourcesGroundwater Use in Bangkok, Thailand , International Journal of Water Resources Development, Vol. 21, No. 3, pp. 453-464.

Phien-wej N P H Giao and P Nutalaya (2005) “Land Subsidence in Bangkok Thailand”Phien-wej N., P.H. Giao and P. Nutalaya (2005), Land Subsidence in Bangkok, Thailand , Engineering Geology, December, pp. 187-201. Gangopadhyay, S. and A. Das Gupta and M.H. Nachabe (2001), "Evaluation of Groundwater Monitoring Network by Principal Component Analysis", Journal of Groundwater, Vol. 39, No. 2, pp. 181-191. Giao, P.H., Phien-wej N., and Honjo Y. (1999), “FEM quasi-3D modelling of responses of the Bangkok aquifer system to artificial recharge with reference to mitigation of land subsidence”, Journal of Environmental Modelling & Software 14 (1999) pp 141-151 ElsevierJournal of Environmental Modelling & Software 14 (1999), pp. 141-151, Elsevier. Phien-wej N., P.H. Giao and Nutalaya P. (1998), “Field experiment of artificial recharge through a well with reference to land subsidence control”, Journal of Engineering Geology, Vol. 50, No. 1-2, pp. 187-201.

ASSESSMENT OF GROUNDWATER POTENTIAL FOR ASSESSMENT OF GROUNDWATER POTENTIAL FOR IRRIGATION IN TEESTA BARRAGE PROJECT, BANGLADESH

Objectives

Estimate groundwater replenishment Estimate groundwater replenishment

Evaluate current and future groundwater use for girrigation

f Propose potential groundwater use option for irrigation

Useable groundwater amount

Precipitation2051

Evapotranspiration1133

Overland storagechange

-2Unsaturated zone

storage change26

Boundary flowFlow to river

Irrigation691

Component Inflow Outflow(mm/yr) (mm/yr)

Rainfall 2051

-

storage change

-29

48

Boundary flow142

Ab t ti

Drainage to river692

Irrigation 691Evapotranspiration 1133Boundary flow 245 246Base flow to river 148 258

Saturated zone

198

219

Boundary flow

Abstraction

691148 258Base flow to River Drainage to river 692

Flow to river 142OL storage change 2UZ storage change 29

storage change

-8

* Water balance accumulated from 27/01/00 to 22/12/00

UZ storage change 29Total 3164 2473

691Recharge = inflow - outflow

Mathematical modelMathematical model

Recharge and abstraction

Amount, mm/season

l hActual recharge 682Max. allowable abstraction * 624Currently installed abstraction 677Currently installed abstraction capacity

677

* Considering abstraction by STW only

R i l lRegional scale

Allowable abstraction < installed capacity < recharge

Groundwater potentialDSSTW b t tiSTW abstraction DSSTW abstraction

IDENTIFICATION OF GROUNDWATER RECHARGE AREAS OF BANGKOK AQUIFER SYSTEMBANGKOK AQUIFER SYSTEM

ObjectivesObjectives

To confirm rechargegareas of Bangkok aquifersystem

50 m oneBK1 Bangkok Aq ifer

ZoneCodeAquifer

50 m oneBK1 Bangkok Aq ifer

ZoneCodeAquifer

To estimate ‘safe yield’ f th if t 200 NB4 N th b i A if

150-m zoneNL3 Nakhon Luang Aquifer

100-m zonePD2 Phra Pradaeng Aquifer

50-m zoneBK1 Bangkok Aquifer

200 NB4 N th b i A if

150-m zoneNL3 Nakhon Luang Aquifer

100-m zonePD2 Phra Pradaeng Aquifer

50-m zoneBK1 Bangkok Aquifer

of the aquifer system

350-m zonePT6 Phaya Thai Aquifer

300-m zoneSK5 Sam Khok Aquifer

200-m zoneNB4 Nonthaburi Aquifer

350-m zonePT6 Phaya Thai Aquifer

300-m zoneSK5 Sam Khok Aquifer

200-m zoneNB4 Nonthaburi Aquifer

550-m zonePN8 Pak Nam Aquifer

450-m zoneTB7 Thonburi Aquifer

550-m zonePN8 Pak Nam Aquifer

450-m zoneTB7 Thonburi Aquifer

Estimated safe yield for each province and aquiferEstimated safe yield for each province and aquifer

Province Aquifer LayerRange of the Estimated Safe

YieldAverage value of Safe Yield (m3/d)

Bangkok Pra Padaeng 5,600-8,185 7,233

Nakon Luang 49,386-68,811 61,818

Nontaburi 27,857-38,676 35,167

Nakon Pathom Pra Padaeng 12,407-13,265 12,836

Nakon Luang 2,167-5,573 3,870

Nontaburi 1,000 1,000

Nontaburi Pra Padaeng - -

Nakon Luang 551-780 634

Nontaburi 11,447-20,783 15,872

Pathumtani Pra Padaeng 5,022-5,282 5,161

Nakon Luang 24,549-68,266 38,424

Nontaburi 13,590-44,994 24,223

S t P k P P d 74 630 58 853 66 742Samut Prakan Pra Padaeng 74,630-58,853 66,742

Nakon Laung 80,221-125,430 110,898

Nontaburi 23,362-45,839 29,601

Samut Sakon Pra Padaeng 3 803 3 803Samut Sakon Pra Padaeng 3,803 3,803

Nakon Luang 4,206 4,206

Nontaburi 8,441 8,441

Assessment of Risk and Vulnerability of Groundwater Over-extraction and Quality Deterioration to Human Security

Topic 1- Groundwater use and associated environmental consequences like water quality deterioration and land settlement

Topic 2- Groundwater use and pollution from anthropogenic activities

T i 3 G d t d i i ti d ti it i d i t d h dTopic 3- Groundwater and irrigation, productivity gains and associated hydro-environmental risks

Topic 4- Dependence of community on groundwater resources which also sustain important ecosystems

Topic 5- Linkages between land management, groundwater and surface water and implication for vulnerability

Economic instruments for groundwater governance: Comparative study

Identification of groundwater recharge areas, sources and its management in urban centresand its management in urban centres

Customize training courses on groundwater for decision g gmakers (AIT & On-site)

Sh t t Di l d C tifi t Short-term courses, Diploma and Certificate on groundwater for decision makers

Institute for Global Environmental Strategies (IGES), Japan

Department of Groundwater Resources (DGR), Thailand

University of Yamanashi (UY), Japan

Technical University Braunschweig (TUB), Germany

Kathmandu Valley Water Supply Management Board (KVWSMB), Nepal

International Centre of Excellence in Water Resources Management (ICEWaRM), Australia

Kasetsart University (KU), Thailand