| Time (Eastern US) | Author | Comment (most recent last) | Actions |
| 1995-09-26 00:00:00 | FCC App# 188451 | FCC approved station to begin licensed operation | Reply to |
| 1996-10-15 00:00:00 | FCC App# 233961 | FCC approved transfer of license from RAPID RESULTS RADIO, INC. to THOMAS E. INSTAD B/CASTING, INC | Reply to |
| 2011-08-12 23:03:44 | editor | Tested and NOT working | Reply to |
| 2011-08-12 23:03:44 | editor | Changed Stream comments to /404/ | Reply to |
| 2011-08-12 23:03:54 | editor | Reviewed | Reply to |
| 2015-04-23 09:43:08 | charlottenc | Changed streaming URL to http://kout.tunegenie.com/onair/ | Reply to |
| 2015-04-23 09:43:27 | charlottenc | Station Format updated from Country to Cat/Kat Country | Reply to |
| 2015-09-18 00:00:00 | FCC App# 1687178 | FCC received request to transfer license from RUSHMORE MEDIA COMPANY, INC. to GRAY TELEVISION LICENSEE, LLC | Reply to |
| 2015-09-28 04:52:57 | editor | Station Web Site Reviewed | Reply to |
| 2015-10-16 06:48:43 | charlottenc | Station Web Site Reviewed | Reply to |
| 2015-10-23 00:00:00 | FCC App# 1687178 | FCC request to transfer license from RUSHMORE MEDIA COMPANY, INC. to GRAY TELEVISION LICENSEE, LLC superceded | Reply to |
| 2016-02-22 06:42:02 | | Licensee changed from RUSHMORE MEDIA COMPANY, INC. to HOMESLICE MEDIA GROUP, LLC | Reply to |
| 2016-02-28 07:34:38 | editor | Station Web Site Reviewed | Reply to |
| 2016-10-30 08:38:35 | editor | Station Homepage Title changed from KAT Country 98.7 - KOUT - Rapid City: The Black Hills Favorite Country to Kat 98.7 Rapid City : Welcome | Reply to |
| 2016-10-30 08:43:33 | editor | Station Web Site Reviewed | Reply to |
| 2024-03-16 22:24:54 | editor | Station Homepage Title changed from Kat 98.7 Rapid City : Welcome to Home - Kat 98.7 | Reply to |
| 2025-08-02 22:45:19 | editor | Updated Schedule URL to https://katradio.com/ | Reply to |
