Necochea is a port and beach city in the southwest of Buenos Aires Province, Argentina. The city is located on the Atlantic coast, along the mouth of the Quequén Grande River, from Buenos Aires and southwest of Mar del Plata. The city proper has 90,000 inhabitants per the and is the seat of government for Necochea Partido. The neighboring Port of Quequén, located on the eastern bank of the Quequén Grande River, is one of the most important ports in Argentina, and the gateway for the agricultural production of the southeast of the Province of Buenos Aires. Overview The area around Necochea was first charted by Jesuit clergymen José Cardiel and Thomas Falkner, who reached the mouth of the Quequén Grande River in 1748. Necochea itself was established as a defensive outpost against Malón raids on October 12, 1881, by National Guard commander Ángel Murga. The new settlement was named in honor of General Mariano Necochea, a military commander during Argentine War of Independence. Founded on a seaside estate owned by Eustoquio Díaz Vélez, jr., the latter's father, General Eustoquio Díaz Vélez, had likewise played an important role during the struggle. A Buenos Aires Great Southern Railway station was opened in 1894, and the Díaz Vélez family established the Villa Díaz Vélez resort in 1902. The neighboring communities were incorporated into the town of Necochea in 1911. A suspension bridge made Necochea accessible to motorists; inaugurated in 1929, the new bridge was named after President Hipólito Yrigoyen and was one of two identical suspension bridges in Argentina (the other being in Santa Fe). A tram service operated in the town between 1913 and 1940. The inaugural of Port Quequén in 1922 made the area a leading railhead for the agriculture of Argentina; the port handled a million tons of freight by 1954 and would grow to over 3 million tons by 1991. Necochea became an important domestic tourism destination in Argentina during the 20th century, and the number of registered hotel rooms surpassed 50,000 by 2011; occupation by then exceeded 95% during the summer high season. Its municipal beaches grew to , reaching up to in depth. The 640 hectare (1600 acre) Miguel Lillo Park, established in 1979, is the only public maritime forest nature reserve in Argentina. The park is also known for its swan's lake, tourist railway, and the Regional Historical Museum housed since 1981 in the Spanish