Monday, June 27, 2016

Introduction to Rainwater Harvesting (RWH)

"Collecting water from your roof and storing it in underground tanks/storage isn't only called THE Rain Water Harvesting. It's a lot more than that !!"

What is Rainwater Harvesting ?
Rain water harvesting is the method of collecting rain water by different methods and making them used for different purposes. Rain water harvesting is not a new topic to anyone. It has a great history. From very past people used to collect rain water in houses in pots, making ponds, wells etc. Science and technology has made it more advanced, easy and efficient for collection of rain water. Many houses, industrial estates, commercial areas, public property and educational institutions have been doing rain water harvesting with new ideas and technologies.
Mainly Rain water harvesting is mainly done in two ways. One is the traditional method of direct collection of water from rain and second is making water infiltrate underground and preserve it underground for future use in the dry season. The latter is a new and demanded process of harvesting rain water.

Importance of Rainwater harvesting
i)   It is clean and free.
ii)  It uses simple methods and is acceptable by society.
iii) It reduces flood and runoff volume.
iv) It is very essential for recharging the ground water and maintain the constant Ground Water Table.
v) Water can be used for various domestic and commercial use which depends on the area of harvesting and method of harvesting.
vi) It saves water for the use in dry water underground.

Scope of RWH
RWH has a wider area of scope. A house, a society and a country can be benefited with this technology for lifetime. It's importance doesn't limit to the maximum use of rain water harvested from the roof in the wet season but also, it provide an amazing guidance to save the overflow of water into the ground and use that water in the dry season.
It can be summarized as:
i)   Use of water for household purpose
ii)  Challenges to install RWH in modern houses
iii)  Saves a good amount of money i,e, economic
iv) Construction of water recharge zone, pits, wells etc.
v) Methods of filtration and treatments in both residential building and recharging zones.
vi)  Withdrawing ground water easily, effectively for the dry season.


1 comment:

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