The Nuclear Regulatory Commission (NRC) has stated that Wolf Creek Nuclear Power plant is among two other reactors requiring increased regulatory oversight because of a "degraded safety standard".
Wolf Creek is located 80 miles from Kansas City, Kansas.
Other safety concerns include the fact that Wolf Creek is storing excess spent fuel rods in it's cooling pools, which is also a security concern. Officials at Wolf Creek cite the fact that they operate their reactor in accordance with all the current laws and regulations (http://www.wcnoc.com).
The disaster is Japan has renewed call for the US to get a handle on certain ongoing safety and security issue at nuclear plants across the US.
Wolf Creek provides 17% of Kansas City Power & Light's electrictity. For more complete and detailed information see http://www.wikipedia.org/wiki/Wolf_Creek