LOD Issues @ 188 Trading Post

[MonoAccipiter]

I've been having some issued with the lod texture not disappearing when I get close to the 188 Trading Post, but instead staying and causing a flicker between it and the default texture as shown in the pictures below:

 

 

Any idea what could be causing this? I'm running mostly standard F&LNV (I have an extra companion and my own mod which changes the names of Millenia's weapons) with an ENB on top.