Review on Present Situation of Groundwater Scenario on Kolkata Municipal Area

Abstract

Abstract Kolkata is one of the most important city in Asian subcontinent. River Ganga is on its west. Kolkata located on gangetic deltaic plain. It is situated on Bengal basin. A typical groundwater situation exists in Kolkata municipality area. The presence of semi confined and confined aquifers can be observed. Different types of study on the scenario of groundwater on Kolkata municipal area has already been discussed they have contributed their valuable observation regarding this. A certain amount of daily consumption of water is to be fulfilled by extraction of groundwater. Urban development in this city is making an adverse effect on groundwater. Several types of hydro chemical composition can be observed in groundwater. There is possibility of presence of harmful arsenic in certain places. Due to extensive extraction of groundwater, possibility of land subsidence can affect as consequence. As for further study, there is limited scope due to unavailability of updated dataset. There should be strict governance and fruitful implementation to maintain sustainability of groundwater. This paper further studies on groundwater situation on municipal area of Kolkata with overall perspective and informative manner.