Rainwater Harvesting

Rainwater harvesting (RWH) is a simple method by which rainfall is collected for future usage. The collected rainwater may be stored, utilised in different ways or directly used for recharge purposes. With depleting groundwater levels and fluctuating climate conditions, RWH can go a long way to help mitigate these effects. Capturing the rainwater can help recharge local aquifers, reduce urban flooding and most importantly ensure water availability in water-scarce zones. Though the term seems to have picked up greater visibility in the last few years, it was, and is even today, a traditional practice followed in rural India. Some ancient rainwater harvesting methods followed in India include madakas, ahar pynes, surangas, taankas and many more.

This water conservation method can be easily practiced in individual homes, apartments, parks, offices and temples too, across the world. Farmers have recharged their dry borewells, created water banks in drought areas, greened their farms, increased sustainability of their water resources and even created a river. Technical know how for the rooftop RWH with direct storage can be availed for better implementation. RWH An effective method in water scarce times, it is also an easily doable practice. Practical advice is available in books written by Indukanth Ragade & Shree Padre, talks by Anupam Mishra and other easy to follow fun ways

Read our FAQ on Rainwater Harvesting and have many basic questions answered.

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Featured Articles
September 21, 2022 The unique design and functioning of the Chakla bavdi in Chanderi Madhya Pradesh is another example of the water wisdom of our ancestors, which needs to be conserved and passed on to the future generations.
Chakla Bavdi at Chanderi, Madhya Pradesh (Image Source: Shirole, S. 2022. Architectural eloquence: Water harvesting structure in Chanderi, Madhya Pradesh (India). Ancient Asia, 13: 9, pp. 1–13)
July 14, 2022 The river is faced with the dual problem of flood plain encroachment and growing levels of water pollution
Illegal transverse check dams (Badhals) built on Ichamati near a village in Basirhat (Image: Prithviraj Nath @ TheWaterChronicles)
July 11, 2022 The Chauka system of Rajasthan can not only provide a sustainable way to manage water resources in water stressed regions, but also support livelihoods through development of pastures.
Can greening of barren lands happen? (Image Source: India Water Portal Flickr photos)
March 21, 2022 Recognizing women's accumulated knowledge and adaptive capacities in springshed management
Van Panchayat Samiti discussing the matters related to forest (Image: Varun Raja)
November 9, 2021 Building resilient agricultural system through groundwater management interventions in degraded landscapes of Bundelkhand region
Charkhari talab in Bundelkhand (Image: IWP Flickr)
Matte Roopararel Battalilla: Learning from Rajasthan
Community efforts over a decade led to the revival of johads, traditional rainwater harvesting structures in Alwar, Rajasthan. This book shares the process of this remarkable achievement. Posted on 20 Feb, 2014 11:43 PM

It is an astonishing thing to see the five rivers of Alwar in Rajasthan flowing for more than 6-8 months in a year. This is no miracle though. It is the result of a decade-long effort by Jal Jungle Andolan lead by Dr. Rajendra Singh. 

Johads for rainwater harvesting
Rainwater and You: 100 ways to use rainwater
Rainwater and You is a compendium of knowledge on rainwater harvesting from Japan and other places in the world. Posted on 20 Feb, 2014 11:30 PM

Rainwater and You:

  • contains ideas that anyone can use anywhere
  • gives essential details about hte background of rainwater utilisation in urban, rural and islands
  • gives designs for rainwater utilisation systems and points of maintenance
  • gives examples of actual uses in individual homes, large buildings and community facilities

 

Rainwater harvesting and utilisation
New crop insurance scheme for Pudukottai, TN
Policy matters this week: Crop scheme for Pudukottai gets govt. approval; Delhi govt. plans to revive defunct RWH system in schools; NGT orders vigil against illegal coastal sand mining. Posted on 10 Feb, 2014 07:06 PM

Pudukottai gets crop insurance scheme to mitigate nature's fury

Villagers planting paddy crops (Source: Wikipedia)
Land of water, no more
Tripura has 35,000 litres of water annually per capita. That is double that of the national average. So why are its people still facing water shortage? Posted on 02 Feb, 2014 10:11 PM

The name Tripura originated from 'Twi' meaning water and 'Para' meaning land. The indigenous population, which is about 32%, refer to Tripura as Twipra, meaning land of water. However, the state no longer seems to be living up to its name.

Soil erosion raises river beds in Tripura
Ministry eases green norms for coal mine expansion
Policy matters this week: MoEF eases green norms for expanding coal mines; government to undertake review of existing water-related laws; site visit becomes mandatory before forest land diversion. Posted on 21 Jan, 2014 03:31 PM

Green norms eased for expanding coal mines

An open cast mine (Source: Garavi Gujarat)
Small schemes, big impact
Local knowledge, low cost technology, community participation and maximum conservation of available water from natural sources have helped increase available water in Pauri Garhwal. Posted on 13 Jan, 2014 01:54 PM

Despite being endowed with adequate rainfall, most parts of the Himalayas are considered water-stressed for both agricultural and domestic purposes. This is mainly due to the seasonality of precipitation, which is concentrated to the monsoon months. It remains dry for rest of the year.

A recharge pit under construction (Source: HIMCON)
Resource-rich Sikkim must save for its future
Despite being fed by 84 glaciers, the state fails to optimally use water. Climate change is just one cause for this situation. What can be done to alter this trend? Posted on 13 Jan, 2014 01:30 PM

The term ‘water tower’ has been widely adopted to express the importance of mountains in providing freshwater to downstream areas. In fact, more than half of humanity relies on freshwater from mountain regions (UN's Food and Agriculture Organisation).  

A Mohaan, the source of springs or dharas.
Drinking water quality worst in Kerala: Report
News this week: NSSO says drinking water quality worst in Kerala, migratory birds desert flooded wetland and villagers protest against hydel project in Uttarakhand. Posted on 29 Dec, 2013 04:50 PM

Kerala scores worst in access to potable water: NSSO

House wells not safe? (Source: Wikimedia)
Stellar, yet inadequate
Manipal University has a comprehensive environment management programme but its water conservation efforts could be better. Involving students could give it the extra punch it needs. Posted on 08 Dec, 2013 10:11 PM

Manipal University has a well-thought out, multi-pronged approach towards reducing its environmental footprint. This includes a comprehensive waste management policy and a programme to reduce energy consumption.

Manipal University campus, Manipal
Symbolic yet neglected
The 64 sacred teerthas at Rameshwaram are historically important and also contain a wealth of knowledge in water conservation methods. Can local communities continue to maintain them well? Posted on 17 Nov, 2013 10:17 PM

Rameshwaram is well-known as one of India's most sacred places and is an important pilgrimage centre. However, what isn't well-known is the history behind the 64 teerthas (holy water bodies) in and around the island.

The sacred teerthas at Rameshwaram
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