Delhi Water minister Atishi on Sunday wrote to Police Commissioner Sanjay Arora requesting deployment of personnel for patrolling and protecting major pipelines for next 15 days, as the national capital grapples with a water crisis. In her letter, the minister said Delhi is reeling under a severe heat wave and a water crisis. "Due to shortage of water being received in the Yamuna, water production has fallen by around 70 MGD and many parts of Delhi are experiencing water shortage. In this situation, every drop of water becomes precious," the letter said. The Delhi Jal Board has deployed patrol teams for the main water distribution network that carries raw water to the Water Treatment Plants (WTPs) and then from them to the main underground reservoirs in different parts of the city, Atishi said in the letter. "In addition, we have deployed teams under the supervision of ADMs to support in this work." The minister said that on Saturday the DJB's ground patrolling team reported a majo