The Peggy Helmerich Library will be closed temporarily for light renovation. We anticipate the closure to last several weeks. During the closure, any items you have placed on hold will be sent to Hardesty Library.
Oklahoma Geological Survey Observatory, Number One Observatory Lane, POB 8, Leonard, OK 74043.
Phone: (918) 366-4152
Toll-Free: (800) 330-3996
Fax: (918) 366-4156
Website includes Oklahoma earthquake maps, catalogs, seismograms and spectrograms, a catalog of worldwide nuclear tests, a form to use to report an earthquake in Oklahoma or surrounding states, and links to seismic sites.
Tours (about 90 minutes + travel time to Leonard) are available for schools and other groups. Reservations required by phone or e-mail.
Source: Oklahoma Geological Survey at Leonard.