By K C Naik, S K Verma, J R Verma and M M Sonkusare
The authors are Regional Director, Scientist C, Scientist B and Scientist C, respectively; Central Ground Water Board (CGWB), North Central Chhattisgarh Region. Email: firstname.lastname@example.org.
With the increase in demand, withdrawal of groundwater has increased manifold over past few decades resulting in the long-term decline in groundwater levels. A higher rate of withdrawal over several years with heavy pumping coupled with rapid urbanisation has reduced the natural recharge of aquifers. Rainwater harvesting and guiding the non committed surface runoff to a depleted aquifer are ideal solutions for mitigating the problem.
Chhattisgarh with nearly 4 per cent of the country’s area is the 10th largest state of India with a population of 2.6 million (Census 2011). Physiographically, it consists of plateaus of Bastar in the south, plains in the centre and hills in the north. Chhattisgarh experiences a subtropical climate with mean monsoon rainfall of 1240 mm. The main rivers of the state are Mahanadi and its tributaries Seonath, Hasdeo Mand and Arpa which drains the western, central and northern part....