Calcutta, the funds of the state of West Bengal, is situated on the Hooghly River about 80 miles north on the Bay of Bengal. Because the city is crafted on in the vicinity of sea-stage marshland, Calcutta and its suburbs are afflicted with inadequate drainage and periodic flooding - Specifically https://www.dailypioneer.com/2025/page1/pm-mann-ki-baat-with-shukla.html