Groundwater level increases in Telangana
The Groundwater Department monitored these water levels during September with the help of 963 Piezometers (monitoring stations) covering 589 mandals from 33 districts.
Hyderabad: A net rise in groundwater level of 4.47 meters was observed in Telangana during September-2020 when compared to September-2019. Interestingly the rise was observed in all districts except in Adilabad where a negligible fall of -0.06 m was observed. The average groundwater level in the State during September 2020 was 5.38 meters below ground level(m bgl) and it varied from 1.36m bgl in Warangal rural to 16.10m bgl in Sangareddy.
The Groundwater Department monitored these water levels during September with the help of 963 Piezometers (monitoring stations) covering 589 mandals from 33 districts. A minimum rise of 0.46m was observed in Mancherial and a maximum rise of 11.68 m in Mahabubnagar district. However, a net average rise in groundwater levels of 5.90m was observed in the month of September when we compared data from May and the rise was observed in all districts.
Shallow water
Shallow water levels, that are less than 5 m bgl occurred in 56 per cent of state area covering most of Adilabad, Jagityal, eastern and western parts of Asifabad, western part of Mancherial, eastern part of Nirmal, Warangal (Rural and Urban), Karimnagar, Mahabubabad, Khammam, Suryapet, Wanaparthy, south-western part of Nagarkurnool, Bhadradri, western part of Mahabubnagar, western and central parts of Narayanpet, eastern part of Nalgonda districts, north eastern part of Gadwal, western part of Yadadri, south eastern and western parts of Mulugu, northern and eastern parts of Sricilla, northern part of Rangareddy, western part of Jangaon.
Decadal water levels
When water levels of September 2020 were compared with decadal average of September(2010-2019) levels, it was observed that, out of 589 mandals, a rise in the range of 0.02-22.12m was observed in 524 (89 per cent) mandals and fall in the range 0.02-25.54m is observed in 65(11 per cent) mandals. The rise up to 0.5 m is observed in 17 mandals, and fall up to 0.5 m was observed in 23mandals.
50 per cent more rainfall
During the year 2020-21, State received actual rainfall of 1078.3mm against 720.4mm of normal rainfall up to September 30, and it ranged from 636mm (Nalgonda) to 1916mm (Mulugu). Thus, there was 50 per cent more rainfall during this period in the State as compared to normal annual rainfall up to September 2020.
Twenty seven districts including Nalgonda, Suryapet, Sangareddy, Kamareddy, Peddapally, Khammam, Yadadri, Medak, Vikarabad, Hyderabad, Medchal, Bhupalpally, Mahabubabad, Sircilla, Rangareddy, Jangaon, Bhadradri, Karimnagar, Mulugu, Warangal (rural), Nagarkurnool, Siddipet, Mahabubnagar, Warangal (urban), Jogulamba (Gadwal), Narayanpet and Wanaparthy received excess rainfall and remaining six districts received normal rainfall.
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