A very small earthquake occurred Monday, February 26, 2007 at 10:35 pm CST
(February 27, 04:35 UTC). The quake located at the site of the previous earthquake, just 68 seconds earlier, just west of Walnut Cove Recreation Area, near the northwest shore of Lake Wappapello.
The magnitude: 2.2 mLg(3Hz) [SLU]; 2.4 Md [CERI]