District Ground Water Officer K. Pushpalatha links the fall to a 47.89% rainfall deficit, heavy borewell extraction and concrete cover that blocks recharge; 135 habitations, including 39 urban wards, are between six and 20 metres deep

https://www.thehindu.com/news/cities/Visakhapatnam/visakhapatnams-groundwater-falls-386-metres-in-a-year-six-villages-past-20-metres-deep/article71442813.ece