Hyderabad faces a critical water shortage in December 2026, with an 80% supply cut expected in Serilingampally and nearby areas. HYDERABAD: Hyderabad's western corridor is heading towards a severe water shortage in December, with Serilingampally likely to face an 80% cut in regular supply as storage levels in the Singur and Manjeera reservoirs have fallen sharply. Patancheru, Kukatpally, Gachibowli and Narsingi are also expected to be among the worst-affected areas.