Minimum drinking water requirement per person per day is 5 litres. Daily activities like cooking, toilet use, hand washing etc. require a minimum of 20 litres of water. This means that we will have to make provision for at least about 60,00,000 litres safe drinking water daily to the relief camps. Considering the the entire state is reeling under the crisis, this is a herculean task to manage. The situation highlights the importance of point of use treatments like bleach, alum, etc. The treatment should be cost effective and fast.
Use about 1/8 teaspoons bleach ( approximately 0.75 ml ) for 1 gallon ( nearly 4 litres of water. Let the water stand for 30 minutes before using it.
In case of water containers and cans to store water:
Some suggestions made through UN Solutions Exchange team were as follows: ( For very useful details and contacts, please see here)
Produces NaDCC tablets, 33 mg tables can purify approximately 20 litres of non-turbid water, used by the Assam Public Health and Engineering Department