Roundtable Workshop on the Assessment of Socio-economic

Impacts of Floods and droughts

Organized Jointly by UNESCAP and I-NWRA

Presentation of Case Study Findings A.H. Jayaweera

Director FS I-NWRA

2003 Flood Map

Gov Expenditure on Re lie f

0

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800

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1200

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1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004

Year

Rs

M

Series1

Quantifiable Damage in Case Study Area •347.2 mm of rainfall recorded on 17th of May in Ratnapura•No of housed destroyed due to floods and land slides 574•Partially damaged houses 1164 •Minor damages houses 518 •Damages to 13 places along the road network were reported in •185 domestic wells were contaminated •346 sanitary facilities were damaged•305 families were in danger of landslides •Electricity cables and meters were inundated•Disruption to business and industry•Damage to crops and homestead •Damage to irrigation and drainage canal system •Destruction of lives stock •Disruption of education •Damage to water supply pipe lin•Damage to communication

District Affected Families

Deaths

Houses destroye

d

Houses partially damaged

Hambantota 1,812 22 429 932

Kulatara 21,550 8 7,658 35

Galle 36,703 17 1,273 560

Matara 68,075 80 8,850 17,822

Ratnapura 47,756 137 5,726 6,902

Nuwara Eliya

132 1 286 0

Total 176,028 265 24,222 26,251

Information on 2003 Floods Disaster Operations Center

Damage by Economic SectorsDamage by Economic Sectors

Sector wise Direct Damage Est Cost Rs US $ Million

Health, Water and sanitation 501,078,000 5.01

Relief for internally displaced people 1,283,060,000 12.830

Education ( incl Rs.1 m for books, materials and uniforms)

128,100,000 1.281

Infrastructure Rehab 673,298,700 6.732

Irrigation 154,634,000 1.546

Disaster Management and preparedness

40,500,000 0.405

TOTAL COST 2,780,670,700 27.8

2003 Floods - Summary of Impacts2003 Floods - Summary of Impacts

Sector/Aspects

Units Affected

Item-Cost DMOC,sEstimate

Est ThruOCHA

Human Life 265 dead 500 missing

Families Affected

188,000

Relief for internally Displaced people

800,000

(2300/=)

1,840 million 1,283 million

Social Sector

Units Affected

Item-Cost DMOC,sEstimate

Est ThruOCHA

Housing

Reported by Ministry of WE&S

24,222 fully26,251 par50,473

36,106

1,283,100,000

Health Damage to hospital

17.9 million

Water & sanitation

585,million

Education 13 schoolsCom destryed

133 m 128m

Direct Damage

Direct Damage to Economic SectorsDirect Damage to Economic Sectors Social Sector Units

AffectedItem-Cost DMOC,s

EstimateEst ThruOCHA

Infrastructure Roads ElectricityIrrigation

155 m517 m251 m 154 m

AgriculturePaddy

Tea

17% affectd70% drop (OP) from low grown tea

222 m

781 m

Rubber 50% area affected 2% reduction in OP

RESULTS of Sample SurveyRESULTS of Sample Survey2003FloodsIn Ratnapura

Number of Days Affected

Economic Losses

Loss of Lively Hood

Time taken to Recover

Expectation and satisfaction

Disruption to basic needs

7-14 days Not evaluated

One month 2-6moths Not happy with the recovery

Irrigation Infrastructure

Longer than Six months

0.1 -0.3 million per GND

More than three months

Not fully unto now Dissatisfied

PlantationAnd other crops

More than a month

Loss of one season

More than three months

More than three months

Electricity 7 days 2.5million in Div

Not recorded

Two weeks satisfied

Mining Longer than six m

substantial significant Mines abandoned Not recovered

Water Dug wells

month Not evaluated

One month Satisfactory