Groundwater level in city rises after rain
Bringing some much-needed respite to citizens, the pre-monsoon showers witnessed in May have improved groundwater levels in several areas of the city .
Though the average rainfall in May is 27 millimetres (mm), the city received 149 mm. According to the India Meteorological Department, Hyderabad, the city received 75.4 mm rainfall on May 6, highest for a single day last month.
According to the data compiled by the Telangana groundwater department, the water table has improved in 10 of 11 mandals in Hyderabad district, with the exception of Khairatabad. There are overall 16 mandals in the district.
The groundwater department collects rainfall data through piezometers at several locations in the city.
According to the latest report, Kulsumpura’s groundwater level has improved the most compared to other areas. In May 2015, the water level had dipped to 16.66 metres below ground level (MBGL), while in May 2016, water was found at 9 MBGL. Similarly, water level rose in Nampally by 4.30 MGBL. In May 2015, water was found at 13.77 MGBL, while the pre-monsoon showers last month raised it to 9.47 MBGL. “The reason for the rise in groundwater level is pre-monsoon showers. We expect more rain in the monsoon,“ N Raji Reddy , deputy director, groundwater department, Hyderabad & Ranga Reddy districts, told TOI.
According to the data available, water level improved at Darulshifa (2.45 MBGL), Marredpally (1.85 MBGL), Saidabad (1.75 MBGL), Gachibowli (1.35 MBGL) and Chandrayangutta (1.15 MBGL), Raji Reddy said. In areas like Sanjeevareddynagar (Ameerpet mandal), Himayatnagar (Asifnagar), and Baha durpura, improvement in groundwater level was negligible, the official said.
On the other hand, in Khairatabad, where the piezometer is located at the AP Secretariat, groundwater level dipped by 1.90 MBGL. In May 2015, water was found at 7.50 MBGL, but it has now dipped to 9.40 MBGL.
Meanwhile, of the 37 mandals in Ranga Reddy district, Medchal (3.79 MBGL), Saroornagar (3.50 MBGL) and Serilingampally (2.20 MBGL) recorded a rise in the water table, while the rest logged declines, the deputy director said.