FERGUS FALLS, Minn, April 28, 2014 (GLOBE NEWSWIRE) -- Otter Tail Corporation (Nasdaq:OTTR) will issue a news release announcing first quarter 2014 earnings results after market close on May 5, 2014, and will host a live conference call and webcast on May 6, 2014, at 10:00 a.m. CDT to discuss the corporation's financial and operating performance. Accompanying slides will be posted on the corporation's website before the webcast begins. To access the live webcast go to www.ottertail.com/presentations.cfm and select "Webcast." Please allow time prior to the call to visit the site and download any software required to listen to the webcast. A copy of the webcast will be available on the corporation's website shortly after the call. If you are interested in asking a question during the conference call, dial 877-312-8789. Please contact Loren Hanson at 218-739-8481 or email firstname.lastname@example.org with any questions on how to participate. A bout Otter Tail Corporation: Otter Tail Corporation has interests in diversified operations that include an electric utility, manufacturing and infrastructure businesses. Otter Tail Corporation stock trades on the NASDAQ Global Select Market under the symbol OTTR. The latest investor and corporate information is available at www.ottertail.com . Corporate offices are located in Fergus Falls, Minnesota, and Fargo, North Dakota.