There have been 8 earthquakes in Colorado in the past 2 days.
http://earthquake.usgs.gov/earthquakes/recenteqsus/Quakes/quakes_all.php
MAP 3.2 2011/08/23 09:37:57 37.099 -104.711 5.0 9 km ( 6 mi) WSW of Cokedale, CO
MAP 3.8 2011/08/23 07:17:58 37.099 -104.610 4.8 5 km ( 3 mi) S of Cokedale, CO
MAP 3.2 2011/08/23 07:01:35 37.109 -104.550 5.0 2 km ( 2 mi) WSW of Starkville, CO
MAP 3.5 2011/08/23 06:56:59 37.110 -104.722 5.0 10 km ( 6 mi) WSW of Cokedale, CO
MAP 5.3 2011/08/23 05:46:19 37.070 -104.700 4.0 11 km ( 7 mi) SW of Cokedale, CO
MAP 3.0 2011/08/23 02:48:52 37.056 -104.726 5.0 13 km ( 8 mi) SW of Cokedale, CO
MAP 4.6 2011/08/22 23:30:20 37.050 -104.774 5.0 17 km ( 11 mi) SW of Cokedale, CO
MAP 2.9 2011/08/22 13:52:34 37.094 -104.709 5.0 10 km ( 6 mi) SW of Cokedale, CO
Trinidad, Colorado earthquakes are near the ancient Raton volcanic hotspot
http://www.mantleplumes.org/WebDocuments/Antip_hot.pdf
Thanks ! I will check out all that info in the next two hours