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STRATEGIC LEGISLATION ONSTRATEGIC LEGISLATION ON

RAIN WATER HARVESTINGRAIN WATER HARVESTING

ByBy

Eng.Eng. DuleepDuleep GoonewardeneGoonewardene

Assistant General Manager (Development)Assistant General Manager (Development)National Water Supply & Drainage BoardNational Water Supply & Drainage Board

Sri Lanka.Sri Lanka.

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MAP OF SRIMAP OF SRI LANKALANKALand & Sea Areas Of Sri Lanka (sq. km.)

The Land Area = 65,525

Internal waters = 1,570

Sea Area = 487,140

Total Area = 554,235

Annual Rainfall Data Of Sri Lanka (mm)

Wet Zone = > 2,200

Intermediate Zone = 2,000 2,200

Dry Zone = 9,000

Abandoned = >7,000

Total = >16,000

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Pipe Borne WaterP ipe Borne Water

CoverageCoverageinin

Sri LankaSri Lanka

approximatelyapproximately

31%31%

Covered throughCovered through 287 Schemes.287 Schemes.

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Sri Lanka WaterSri Lanka WaterAvailabilityAvailability

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2899660.556180.61120,5391,8373,07721,77166,989North Korea

3086640.588148.37796,1091,7173,962118,122467,999Pakistan

16108590.634257.373,287,7971,3912,464846,1912,085,015India

9123580.640440.4498,4851,1961,45243,37762,983South Korea

15107570.656262.7565,5251,5592,49817,21743,008Sri Lanka

3362291.205138.74141,0594,0218,68619,571169,994Nepal

6737221.38354.26329,74813,37225,48817,891456,006Malaysia

1181201.448327.02377,7674,0674,428123,537547,022Japan

541116.368789.47144,0009,98620,733113,6842,357,010Bangladesh

Percapita

water

availabil

ity(m3)

Populatio

n

(thousand

s)

Rank

Popula

tion

density

YEAR

1990

Rank

Per

capita

wateravaila

bility

YEA

R

1990

Rank

Wate

ravail

abilit

y

m3/m

2

Total

annual

renewabl

e freshwater

available,

by

country

( m3/m2)

Populationdensity

YEAR

1990

Area (km2)

Per capita

water

availabilit

y

(cubic

meters)

1990Total annual

renewable

fresh

water

available, by

country

(millions of

cubic meters)

COUNTRY

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National Water SupplyNational Water Supply

Drainage BoardDrainage BoardCommitment to Rain waterCommitment to Rain water

HarvestingHarvesting

Rain Water Tank At Entrance toRain Water Tank At Entrance toHead OfficeHead Office

Combined Water Conservation andCombined Water Conservation andRain Water use in ToiletsRain Water use in Toilets

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Sri Lanka NationalSri Lanka National

Commitment to Rain waterCommitment to Rain waterHarvestingHarvesting

National Rain Water Policy and StrategiesNational Rain Water Policy and Strategies(Approved June 2005.)(Approved June 2005.)

Initiated Kandy Declaration on Rain WaterInitiated Kandy Declaration on Rain Water

HarvestingHarvesting

(Signed by SAARC Ministers(Signed by SAARC Ministers

October 2006)October 2006)

Amendments to Existing Legislation on drainage toAmendments to Existing Legislation on drainage to

in corporate Rain Water Harvestingin corporate Rain Water Harvesting

(Before August 2007 ??)(Before August 2007 ??)

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1010

STRATEGYSTRATEGY

Bend The Law Dont Break It

From The Known To The Less Known

Learn On The Way Fine Tune On The Go

Politicians Pushing What ProfessionalsProclaim

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ANY FOOL CAN MAKE THINGSANY FOOL CAN MAKE THINGS

MORE COMPLICATEDMORE COMPLICATED

IT TAKES GENIUS TOIT TAKES GENIUS TO

MAKE THINGS SIMPLERMAKE THINGS SIMPLER

Dr. E.F.Dr. E.F.

SchumacherSchumacher

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FREE, FOR ALL, FOR EVERFREE, FOR ALL, FOR EVER

THANKTHANK YOUYOU