Target pit Hepa filter has been replaced today. There is 500 counts on swipe which is taken inside of the replaced filter. The field measurement on the filter wood box  is less than 0.5 usv/hr on contact. Right now,The outlets of the old filter are sealed with thick plastic and duct tape. The whole filter is wrapped with plastic sheet and tape. It has been moved to SHC ante room.  It will be moved out of there by Tony.N soon with RPG help.