Dams

Smart Urban Water options: Harvest rainwater, Protect water bodies

Municipal water supply systems in India are struggling to meet the demands of the burgeoning population in cities. Rapid urbanisation is increasing the freshwater demand for different purposes. Ground water being used to meet water shortages has fallen to dangerously low levels. The solution to the urban water crisis lies in harvesting rainwater and reviving local water bodies and wetlands which can store the water and help replenish ground water. It is also imperative that water is used judiciously and leakages in the distribution system are plugged.

Scarcity in water supply: Municipal agencies are struggling to supply water as water levels in reservoirs are plummeting because of the deficit rainfall in 2015. For instance, as of Jan 2016, the Navi Mumbai Municipal Corporation (NMMC) has suspended accepting applications for new supply connections until the onset of monsoon. To tide over the water shortage, the NMMC has disconnected many illegal connections, many in slum areas. It is also taking measures to prevent theft and plug leakages to bring down distribution losses which are currently 19% of the water supplied.

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Dams · DRP News Bulletin

DRP: 22 Feb. 16 (Unprecedented water crisis in Delhi due to Jat quota stir)

Unprecedented water crisis in Delhi due to Jat stir Terming the water crisis in the national capital as “unprecedented”, Delhi minister Kapil Mishra has warned that the situation might worsen in the next few days if the supply from Haryana is not immediately restored. He said the Delhi Jal Board (DJB) had almost run out of water and advised people to use water judiciously. Delhi gets its bulk of water supply from Haryana and the stir has affected 65% of water supply in Delhi has been cut with the shutting down of seven water treatment plants— Wazirabad, Chandrawal, Dwarka, Okhla, Haiderpur, Nangloi and Bawana which provide around 500 million gallons per day (MGD). In all Delhi has nine water treatment plants which together produce 820 MGD of potable water. Of these, only two Sonia Vihar and Bhagirathi fed by water from Uttar Pradesh are operational. The current production is only 240 MGD. Among the areas affected were Dwarka, Janakpuri, Munirka, Palam, Rajouri Garden, Punjabi Bagh, Vasant Kunj, Saket, Green Park and Lodhi Colony, where residents complained of little or no water. In another news report DJB is reported to have made 140 water filling points functional to feed tankers which would be sent across the city, reeling under an unprecedented water crisis. Water Minister Kapil Mishra reviewed the contingency plan for water management in West, North, North-west, Outer and Central Delhi and said tankers will deliver water at 663 points to partially meet the shortage of 480 MGD. These points will keep rotating. Plan is to cover around 2,000 points by Monday evening. The DJB supplies around 900 MGD of water daily out of which around 600 MGD of raw water come from Munak Canal. Even if Haryana releases water immediately, it will take at least 24 hours to restore the supply. Meanwhile Supreme Court on 22 Feb.16 scolded Delhi government. for approaching the court instead of resolving the water crisis with Haryana. The Kejriwal government had approached the top court on in view of the severe water crisis in the national capital after Jat protesters blocked water supply through Munak canal in Sonipat. During the hearing on government’s plea, the court took strong objection to Water Minister Kapil Mishra’s presence inside the courtroom. On the other hand, the minister accuses Haryana & Central Government for providing no official information on the crisis He said the Delhi government was “repeatedly trying to communicate” with the two governments to find out when will the supply resume, but without much success. Also see Jat quota stir: Water supply cut, Delhi may go dry 

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Dams · DRP News Bulletin

DRP: 15 Feb. 2016 (Govt plans National Water Commission)

Govt plans National Water Commission In one of the most significant reforms in the water sector in a long time, the govt is in the process of ordering a complete restructuring of the organisations responsible for regulating the use of water resources, with the objective of bringing in greater efficiency, better planning and increased emphasis on conservation of water. According to news report the Central Water Commission (CWC), which oversees irrigation projects, flood management and drinking water supply, and the Central Ground Water Board (CGWB) are likely to be disbanded, and a National Water Commission is proposed to be set up in their place. A few other smaller organisations with specialised mandate like data gathering and analysis are also likely to be created.

A team under Mihir Shah, a former member of the then Planning Commission of India, is already preparing a blueprint for better management of water resources. The idea of institutional restructuring is said to have the backing of this panel. It is likely to submit its report in the next two months. In the new scheme of things, more emphasis is being given to judicious use, and conservation, of ground water. It is estimated that despite elaborate irrigation projects, about 60 per cent of irrigation during the non-rainy season is still done by pumping out ground water. The large irrigation projects, meanwhile, have given sub-optimal results.

A large number of sewage treatment plants, being built as part of the Clean Ganga initiative that will eventually spread to other rivers as well, will provide a new source of water that is fit not only for industrial use but also for irrigation and many other purposes. The river rejuvenation plans, not just of Ganga but others as well, will become an integral part of overall water resources management. Apart from reducing pollution in the rivers, and maintaining a minimum ecological flow, the rejuvenation plans would also ensure that the rivers are able to adequately recharge the aquifers in its basins.

Allocation of water resources to each state is also on the agenda. But this process is likely to take time as it would involve extensive consultations with the state governments. Once a consensus emerges, a central legislation on allocation of water resources is planned to be brought in. This is aimed at reducing inter-state water disputes.

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