exhibit991.htm

DENVER, July 14, 2010 – SM Energy Company (NYSE: SM), formerly St. Mary Land & Exploration Company, is scheduled to release earnings for the second quarter 2010 after the close of trading on the NYSE on August 2, 2010. The teleconference to discuss these results and other operational matters is scheduled for August 3, 2010 at 8:00 a.m. Mountain time (10:00 a.m. Eastern time). The call participation number is 866-788-0539 and the participant passcode is 18765995. An audio replay of the call will be available approximately two hours after the call at 888-286-8010, with the passcode 82316400. International participants can dial 857-350-1677 to take part in the conference call, using passcode 18765995 and can access a replay of the call at 617-801-6888, using passcode 82316400. Replays can be accessed through August 17, 2010.

This call is being webcast live and can be accessed at SM Energy Company’s website at sm-energy.com. An audio recording of the conference call will be available at that site through August 17, 2010.

SM Energy Company, formerly named St. Mary Land & Exploration Company, is an independent energy company engaged in the exploration, exploitation, development, acquisition, and production of natural gas and crude oil. SM Energy routinely posts important information about the Company on its website. For more information about SM Energy, please visit its website at sm-energy.com.