Mubarak Offshore Field UAE Copyright Crescent Petroleum/Icethorn
Here's one assessment - a repeat of an AFP news wire story in The Kuwait Times. Essentially the message here is "not big enough to matter".
And here's the UAE Federal Government website page on Oil and Gas.
Just a note about the picture above, Mubarak Offshore Field belongs to the Emirate of Sharjah. The picture is included to give a generic idea of what an offshore platform looks like.