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Presented By� Abu Hashnat Badsha�Sr. Lecturer, IUBAT University

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A Snapshot on the Current Status of Water Supply and Sanitation in Bangladesh

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B A N G L A D E S H

Source: http://www.lonelyplanet.com/maps/asia/bangladesh/

More than 160 M inhabitants

Land area 147,570 km2

Pop. Density: 1,057 /km2

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Water Resources in Bangladesh

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Internal Renewable Water ~105 km3/y

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International Transboundary Rivers provide ~1,100 km3/y (avg. 1977-2001)

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Ganges Water Supply Treaty (1996) allows Bangladesh to receive a minimum amount of 990 m3/s during the dry season.

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Sources of Drinking Water

Rural Area

Tube Well

Open Well

Pond/River

97%

Dhaka City

WASA

WTP

RWHP

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82%

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18%

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Access to DWS in Bangladesh

Report says by the Joint Monitoring Program 2010

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> 0.01 mg/l

98%

74%

>70 Million

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Threats to Access in SDW

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Arsenic Contamination

Saltwater Intrusion

Groundwater Level Depletion

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Arsenic Contamination

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Groundwater Arsenic Contamination in Bangladesh and West Bengal, India in 1999 where it was found that:

52 out of 64 districts (>10 µg/L)

42 out of 64 districts (> 50 µg/L)

Source : http://www.emeraldinsight.com/fig/46_10_1108_S2040.png

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Salinity Problem in the Coastal Region

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Source : http://www.emeraldinsight.com/fig/46_10_1108_S2040.png

29,000 km2 coastal area is 20% of the country

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More than 30% of the cultivable lands of the country

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Coastal areas are affected by

53% of the salinity

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Percentage (%)

Current Status on Sanitation

Source: Department of Public Health Engineering

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Percentage (%)

Source: Department of Public Health Engineering

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Conclusions

  • There is a huge gap in both access to safe drinking water and hygiene sanitation between urban and rural people

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  • To avoid groundwater depletion, the WASA should find alternative source like surface water treatment plant for the city water supply.

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