Visakhapatnam
The District comprises 4 Revenue divisions comprising of 43 Mandals viz.., Visakhapatnam (10 Mandals ), Anakapalli (12 Mandals), Narsipatnam (10 Mandals) and Paderu (11 Mandals). In 11 agency tribal mandals of the district the chief sources of irrigation is Natural Hill Strem. The check dams being constructed across the natural springs and the water is being diverted from the source to the fields and paddy is being cultivated by using water. An area of 25219 has being irrigated by using by using the water from the Natural springs with paddy cultivation.