A Disaster Preparedness Network, working since 1994
         
    Arsenic contamination in the ground water of Bangladesh is now well recognized and it’s impact on human life and the environment has already proven to be life threatening at a national level. Under the circumstances we should look for other sources which could be used as an alternative sources of drinking water rather than further exploration of the ground water.

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1. Traditional ring well (kua):

Dug-well is an ancient source of drinking water in the world. Sub-surface water which contain soil and seepage surface water are the main sources of ring well and has found to be free from any arsenic
                      
contamination. According to "Progatir Pathey" a publication (July 1997), of Bangladesh Bureau of Statistics it is safe. This source is prone to external contamination and thus sanitary protection and surveillance is required to ensure safety.

Specification

Source sub-surface water
using period year round
max depth 12m
Ring
price/ring
made by burnt clay Tk.S0.OO av/ring
Const.cost Tk.750.00/m
Const.time req. 10-15 days
Const.period Dry season

2. Traditional ring-well (Idara):

Dug-well is an ancient source of drinking water in the world. Sub-surface water which contain soil and surface water are the main source of ring well and has found to be free from any arsenic contamination.
                       
According to "Progatir Pathey" a publication (July 1997) of Bangladesh Bureau of Statistics it is safe. This source is prone to external contamination and thus sanitary protection and surveillance is required to ensure safety.

SPECIFICATION

Source Sub-surface water
Using period Year round
Max depth 18m
Ring Made by RCC
Price/ring TK120.OO av/ring
Const.cost

TK.1000.00/m

Const time req.

20-3O days

Const.period

dry season

 Safe Water Options (Page 2)>>