It is located in the South Shetland Islands, Antarctica.

The area was visited by early 19th century sealers operating from nearby Clothier Harbour.

The base is named after the Spanish-American astronomer, topographer, and geographer Pedro Vicente Maldonado (1704–1748) born in Riobamba, present Ecuador.

[2] The base is located at 62°26′57″S 59°44′29″W / 62.449056°S 59.741389°W / -62.449056; -59.741389 which is 560 m south-southwest of Orión Point, 990 m southwest of Spark Point, 1.16 km north-northwest of Serrano Point and 2.56 km east-southeast of Agüedo Point (detailed Ecuadorian mapping in 2007, Bulgarian mapping in 2005 and 2009).

This Greenwich Island location article is a stub.