;Large sink of two streams beside Teelorsu track in Umphang Wildlife Sanctuary.
;Noted on 2001 and 2002 expeditions.
;Choked with vegetation, but may repay further work.
;Approx. 600m due west of the end of Tham Mutalu.

#date 2002-02-14
#fix 1 477621 1768070 527
#flag 1 /Swallet
#note 1 Sanctuary Sink