Your map is out of date.
Eastern seaboard was recently opened up for exploration.
http://www.nola.com/environment/index.ssf/2014/07/obama_opens_eastern_seaboard_t.html
It was talked about, but not opened up.
Atlantic Oil and Gas Information
http://www.boem.gov/Atlantic-Oil-and-Gas-Information/
At present, no active OCS oil and gas leases exist in any of these four planning areas, and no oil and gas lease sales are proposed under the current Five Year Leasing Program 2012-2017.