| Date | Action |
| 02/09/2008 | License Canceled |
| 02/03/2003 | Construction/Coverage Reminder Letter Sent |
| 11/07/2001 | License Modified |
| 08/03/2001 | License Renewed |
| 07/23/2001 | Renewal Reminder Letter Sent |
| 08/27/1999 | License Converted |
| 08/24/1999 | License Modified |
| 08/13/1999 | License Converted |
| 10/28/1996 | Internal Correction Applied |
| 10/17/1996 | Application Granted |
| 05/13/1996 | Internal Correction Applied |
| 05/09/1996 | License Modified |
| 04/03/1996 | License Modified |
| 03/20/1996 | License Modified |
| 02/13/1991 | License Modified |
| 10/03/1989 | License Modified |
| 06/28/1989 | License Issued |
| 02/10/1989 | License Modified |
| 02/04/1988 | License Modified |
| 04/04/1986 | License Modified |
| 07/22/1983 | License Modified |
| 02/07/1978 | License Modified |