Interesting articles about Kansas faulting. From (way!) before the current activity started.
[
www.kgs.ku.edu]
[
pubs.usgs.gov]
And some stuff about OK and Central US generally, discussed by generally credible sources:
[
www.ogs.ou.edu]
[
www.netl.doe.gov]
[
earthquake.usgs.gov]
[
www.ogs.ou.edu]
[
archives.datapages.com]
From a simple search at DuckDuckGo (Google would work too) and a skeptical view of the web sites/pages found. Not directly related to New Madrid, which has been recognized for a long time as active.
Cheers!