This Gravity Net Station is in the foundation wall of the west side of the Osoyoos Post Office on 78th Avenue, one block north of Highway 3. It's been painted gray along with the rest of the wall but is still quite easy to spot, about one foot below 75C505, at ground level.
From
NRCAN:
Merritt
The station is located underneath BM 75-C-505 which is located on the W side of the Post Office Building.
Unique Number - 9435-1975
Inspected in- 10/1979
Status - Good