ONGOING ACTIVITIES ON FLOOD RISK MANAGEMENT PLANNING IN SERBIA Dr Marina Babić Mladenović 17 th meeting of the Expert group on Flood Protection, Belgrade.

ONGOING ACTIVITIES ON FLOOD RISK ONGOING ACTIVITIES ON FLOOD RISK MANAGEMENT PLANNING IN SERBIAMANAGEMENT PLANNING IN SERBIA

Dr Marina Babić Mladenović

17th meeting of the Expert group on Flood Protection, Belgrade15-16 April 2010

JAROSLAV ČERNI INSTITUTE, Belgrade

Potentially flooded areasPotentially flooded areas (WMMP, 2001)(WMMP, 2001)

App. 2 million ha is prone to flooding

Аpr 2000 (10 M €)Apr 2005 (14 M €)

Јul 1999 (20 M €)

Јun 2002Mar 2009

Јul 1999Dec 1999Јun 2001Feb 2010

Aug 2002Apr 2006

Floods caused by Floods caused by extreme hydro-extreme hydro-meteorological meteorological phenomenaphenomena

Efficient flood defense Efficient flood defense

Floods from upstream Floods from upstream neighboring countries neighboring countries

Recent flood events in Serbia Recent flood events in Serbia

Apr 2004Apr 2005

Apr 2006

Nov 2007

Feb 2010

Nov 2009 Feb 2010

Feb 2010 floods – Timok river basin (Zajecar)Feb 2010 floods – Timok river basin (Zajecar)

Cause: rapid snowmelt + intensive rainfallCause: rapid snowmelt + intensive rainfallConsequence: 300 houses floodedConsequence: 300 houses floodedActivity: Reconsideration of flood risk + measuresActivity: Reconsideration of flood risk + measures

Implementation of EU Floods directive in RSImplementation of EU Floods directive in RS

Serbia is for the time being not a member of the European Union and not Serbia is for the time being not a member of the European Union and not obliged to implement the EU Floods directive obliged to implement the EU Floods directive

New Water law will include provisions of Floods directive i.e. obligations to New Water law will include provisions of Floods directive i.e. obligations to undertake PFRA, prepare flood maps and FRMPs – currently in Parliament undertake PFRA, prepare flood maps and FRMPs – currently in Parliament procedureprocedure

Deadlines for PFRA, FP and FRMP will not be set in Water lawDeadlines for PFRA, FP and FRMP will not be set in Water law

Some activities already startedSome activities already started

Different sources of financing (budget + EU funds)Different sources of financing (budget + EU funds)

2011 2013 2015

PFRA MAP FRMP

PeriodPeriod PROJECTPROJECT FINANCED BYFINANCED BY PROJECT IDEA/RESULTPROJECT IDEA/RESULT

2006 – 2006 – 20072007

Flood mapping along rivers in Flood mapping along rivers in SerbiaSerbia

Indicative Indicative inundation mapsinundation maps in GIS in GIS

2008 – 2008 – 20102010

Development of a first draft Development of a first draft Flood Risk Management Plan Flood Risk Management Plan for Tamnava River Basin, for Tamnava River Basin, SerbiaSerbia

Strengthen the capacity of the Strengthen the capacity of the Serbian water administrators in Serbian water administrators in flood risk management according flood risk management according to the principles of the EU Floods to the principles of the EU Floods directive, through the directive, through the development of a first draft FRMP development of a first draft FRMP for pilot areafor pilot area

2009 - 2009 - 20112011

Preliminary flood risk Preliminary flood risk assessment for the territory assessment for the territory of Republic of Serbiaof Republic of Serbia

Identification of potentially Identification of potentially significant flood risk areassignificant flood risk areas

2009 - 2009 - 20112011

DANUBE FLOODRISK – DANUBE FLOODRISK – Stakeholder oriented flood Stakeholder oriented flood risk assessment of the risk assessment of the Danube floodplainsDanube floodplains

Development of flood risk maps Development of flood risk maps for the Danube corridor – in for the Danube corridor – in Serbia left side of the Danube Serbia left side of the Danube River, upstream of BelgradeRiver, upstream of Belgrade – 0.3 – 0.3 Million € (IPA 2008)Million € (IPA 2008)

2010-2010-20122012

Study of flood prone areas in Study of flood prone areas in Serbia – phase 1Serbia – phase 1

Development of flood hazard and Development of flood hazard and flood risk maps for a chosen river flood risk maps for a chosen river basins - 2 Million € (IPA 2007)basins - 2 Million € (IPA 2007)

2009 -2009 -20102010

Joint flood mapping study for Joint flood mapping study for the Sava Riverthe Sava River

USACE +USACE + Development of flood hazard Development of flood hazard maps for the Sava river corridormaps for the Sava river corridor

Implementation of EU Floods directive in RSImplementation of EU Floods directive in RS

“Flood mapping along rivers in Serbia” 2006/2007

Indicative flood inundation maps in GIS (scale 1:300.000) All available sources used (studies, post-flood reports etc.)

Indicative flood inundationIndicative flood inundation maps maps

“Preliminary flood risk assessment for Preliminary flood risk assessment for the territory of Republic of Serbiathe territory of Republic of Serbia”

2009-2011

2009 Assessment of available data Development of PFRA methodology

PFRA – Available data: GIS mapsPFRA – Available data: GIS maps (1:300.000)

Topography Land use Municipalities

River networkProtected areas(cultural and natural)

Flood protection

PFRA – Flood typesPFRA – Flood types

External floodsExternal floods (river floods) Large alluvial rivers (F > 1.000 km2, Qmax/Qmin < 10, Hmax/Hmin> 8-10 m, slow development and long

duration Smaller rivers (100 < F < 1.000 km2) Torrential rivers (F < 100 km2, Qmax/Qmin > 1.000, rapid development and short duration of flood

waves Internal floodsInternal floods (pluvial and groundwater floods)

Possible phassing: 1st PFRA (2011) – only floods on large and smaller rivers 2nd PFRA (2017) – torrents and internal floods

“Development of a first draft Flood Risk Development of a first draft Flood Risk Management Plan for Tamnava River Basin, Management Plan for Tamnava River Basin,

SerbiaSerbia”

Project idea: Project idea: Strengthen the capacity of the Serbian water Strengthen the capacity of the Serbian water administrators in flood risk management according to the principles administrators in flood risk management according to the principles of the EU Floods directive, through the development of a first draft of the EU Floods directive, through the development of a first draft FRMP for pilot areaFRMP for pilot area

PFRA Flood hazard map Flood risk map FRMP

722 km2

Flood hazard mapsFlood hazard maps

Q1%

Tamnava

Ub Q2%

Q5%

Draft FRMP for Tamnava RBDraft FRMP for Tamnava RB

Preparation of a first draft Flood risk management plan at a Preparation of a first draft Flood risk management plan at a catchment levelcatchment level

ProblemsProblems:: Short project durationShort project duration Limited resourcesLimited resources Limited experiences of EU countries in FRMP preparation Limited experiences of EU countries in FRMP preparation

(methodology development, analysis, studies...)(methodology development, analysis, studies...) Crucial involvement of Crucial involvement of local authorities local authorities and other stakeholders in and other stakeholders in

Plan preparationPlan preparation Historical floods dataHistorical floods data Spatial planningSpatial planning

Experience gained from the preparation of the Tamnava FRMP Experience gained from the preparation of the Tamnava FRMP will facilitate the planning of the Floods directive implementation will facilitate the planning of the Floods directive implementation in Serbiain Serbia

“DANUBE FLOODRISK – Stakeholder DANUBE FLOODRISK – Stakeholder oriented flood risk assessment of the oriented flood risk assessment of the

Danube floodplainsDanube floodplains” 2009-2011

5 project partners from RS5 project partners from RS IPA 2008 (300.000 €)IPA 2008 (300.000 €) RS lead partner signed the contractRS lead partner signed the contract Activities delayed for ~ 1 yearActivities delayed for ~ 1 year Flood maps for the Danube reach between RS-HU border Flood maps for the Danube reach between RS-HU border

and Belgradeand Belgrade

Danube model for Floodrisk projectDanube model for Floodrisk project

1616

Q30, Q100, Q1000

Q-H

Tisza

Drava

Danube

Section 1

Section 2

Section 3

Existing MIKE11 model Existing MIKE11 model (2009)

Danube FLOODRISK Danube FLOODRISK RS-HU border – Belgrade Steady state Q30, Q100, Q1000 DTM (Provision of Digital Provision of Digital

Ortho PhotomapsOrtho Photomaps, Location: Serbia EuropeAid/120447/D/SV/YU - Project N°05SER01/07/002) adjusted to needed vertical accuracy

WL projection over terrain

“STUDY OF FLOOD PRONE AREAS IN STUDY OF FLOOD PRONE AREAS IN SERBIA – PHASE 1SERBIA – PHASE 1”

2010-2012

Development of flood hazard and flood risk Development of flood hazard and flood risk maps for a chosen river basins maps for a chosen river basins

IPA 2007 (2 Million €)IPA 2007 (2 Million €) Inception phaseInception phase

Study of flood prone areas in SerbiaStudy of flood prone areas in Serbia

Left and right side of the Danube River between Belgrade municipality Zemun (km 1175) and the upstream end of the Iron Gate gorge (km 1040)

Larger rivers in the Velika Morava river basin

Steady state Q30, Q100, Q1000 DTM (Provision of Digital Provision of Digital

Ortho PhotomapsOrtho Photomaps, Location: Serbia EuropeAid/120447/D/SV/YU - Project N°05SER01/07/002) adjusted to needed vertical accuracy

WL projection over terrain

“JOINT FLOOD MAPPING STUDY FOR THE JOINT FLOOD MAPPING STUDY FOR THE SAVA RIVER SAVA RIVER ”

2009-2010

Development of flood hazard maps for the Sava Development of flood hazard maps for the Sava river corridor in Slovenia, Croatia, B&H, Serbiariver corridor in Slovenia, Croatia, B&H, Serbia

HEC RAS model in preparation phaseHEC RAS model in preparation phase DTM?DTM? Methodology for mapping?Methodology for mapping?

Joint flood mapping study for the Sava RiverJoint flood mapping study for the Sava River

20

RESUMERESUME

Danube km 1,433 - 1,173 Danube FLOODRISK

Sava km 0 – 210ISRBC

Danube km 1,173 - 1,040 + Morava RBStudy of flood prone areas in Serbia – phase 1

2011 2013 2015

PFRA MAP FRMP

2011 – PFRA completed2011 – PFRA completed

2013 – Flood mapping mostly completed2013 – Flood mapping mostly completed

2015 – FRMP ?2015 – FRMP ?