Wikipedia
Ku-Maloob-Zaap is the most productive oil field in Mexico. It is made up of three relatively large fields, Ku, Maloob and Zaap, which are located to the immediate northwest of the Cantarell field.
Ku-Maloob-Zaap is located offshore in the Bay of Campeche, from Ciudad del Carmen. It was discovered by PEMEX, Mexico's national oil company, in 1979.
PEMEX planned to drill 82 fields and install 17 oil platforms, as well as build an oil pipeline of to transport the oil produced. It was expected that by 2011, production would reach of oil and of natural gas.
This target was met by November 2009 when oil production reached . Production rose to in December 2012, as a result of a decline in production at the Cantarell Field. This new rate of production made Ku-Maloob-Zaap Mexico's most productive oil field.