Bunjil:
Unfortunately, there has not been a cache owner (CO) response to the last request/s to attend to this cache (or provide regular updates), As a result this cache is being de-listed (Archived) on the basis that it has been abandoned by the Cache Owner.
Caches that have been archived for lack of maintenance will not be unarchived. This is explained here: Unarchive a geocache.
If you wish to contact me regarding this cache, please send an email via my profile - Bunjil, and quote the cache name and GC number.