Somasila Dam

{{Use dmy dates|date=May 2019}}

{{Use Indian English|date=May 2019}}

{{Infobox dam

| name = Somasila Dam

| image = Somasila Dam - September 2018 (2).jpg

| image_caption = Aerial view of the dam in September 2018

| name_official = Somasila Dam

| dam_crosses = Penna River

| location = Somasila, Nellore district, Andhra Pradesh, India

| dam_type = Earth-fill & Gravity

| dam_length = {{Convert|760|m|ft|0|abbr=on}}

| dam_height = {{Convert|39|m|ft|0|abbr=on}}{{cite web|title=India: National Register of Large Dams 2009|url=http://www.cwc.nic.in/main/downloads/National%20Register%20of%20Large%20Dams%202009.pdf|publisher=Central Water Commission|access-date=9 July 2015|url-status=dead|archive-url=https://web.archive.org/web/20110721165130/http://www.cwc.nic.in/main/downloads/National%20Register%20of%20Large%20Dams%202009.pdf|archive-date=21 July 2011}}

| dam_width_base =

| spillway_type = Ogee type

| spillway_capacity =

| construction_began = 1985

| opening = 1989

| cost =

| owner = Government of Andhra Pradesh

| operator = Andhra Pradesh

| res_name = Somasila Reservoir

| res_capacity_total = 75 Tmcft @ F.R.L. +100.58M

| res_catchment = {{Convert|2.20862|km3|acre.ft|0|abbr=on}}

| res_surface = {{Convert|212.28|km2|acre|0|abbr=on}}

| res_max_depth =

| plant_operator = APGENCO

| plant_turbines =

| plant_capacity =

| plant_annual_gen =

| plant_commission =

| plant_decommission =

| location_map = India Andhra Pradesh

| location_map_caption =

| coordinates = {{coord|14|29|22|N|79|18|19|E|type:landmark_region:IN|display=inline,title}}

| website =

| extra =

}}

The "Somasila Dam" is a dam constructed across the Penna River near Somasila, Nellore district, Andhra Pradesh, India. The reservoir impounded by the dam has a surface area of {{Convert|212.28|km2|acre|0|abbr=on}} with live storage capacity of {{Convert|1.994|km3|acre.ft|0|abbr=on}} or 75 tmcft.{{cite web|title=Somasila Dam D00750|url=http://india-wris.nrsc.gov.in/wrpinfo/index.php?title=Somasila_Dam_D00750|access-date=9 July 2015|archive-date=11 September 2016|archive-url=https://web.archive.org/web/20160911150237/http://india-wris.nrsc.gov.in/wrpinfo/index.php?title=Somasila_Dam_D00750|url-status=dead}}

The reservoir can get water by gravity from the Srisailam reservoir located in Krishna basin. It is the biggest storage reservoir in Penna River basin and can store all the inflows from its catchment area in a normal year. This reservoir can also feed by gravity nearby 72 tmcft gross storage capacity Kandaleru reservoir. Under Indian Rivers Inter-link projects, it is planned to connect the reservoir with the Nagarjunasagar reservoir to augment its water inflows. {{citation needed|date=May 2019}}

One of the main canals is the Kavali Canal. Kavali canal is feeding to the 52 tanks under system of tanks. It will be covered dagadarthi mandal, sangham mandal, jaladanki mandal and kavali mandal. The total length of the canal is 67.619 km. Kavali Canal is the main source of drinking to Kavali municipality of nearly 1.2 lakh population. {{citation needed|date=May 2019}}

It is nearly 79 kilometers distance from the District Headquarters.