In early March 2020, Anadarko US Offshore acquired a total of 66.66666% equity in MC 80 from existing lease partners Talos Resources (33.33333%), ILX Prospect Alfalfa South (16.66666%) and Ridgewood Alfalfa South (16.66667%). The transactions are effective as of 1 January 2020. The block shares its western with Murphy-operated block MC 79, site of the 2014 Otis gas discovery. The discovery well logged over 21m of net hydrocarbons in Miocene reservoir of a high-condensate yield gas. Following completion of the transactions, Anadarko US Offshore is now the sole interest-holder (100% WI) in MC 80. Anadarko US Offshore's parent company, Andarko Petroleum, now operates the block.
Anadarko (Oxy) (->100%) acquired a total of 66,7% equity in MC 80 from existing lease partners Talos, ILX Prospect and Ridgewood.