Benchmark - 21-1971

Benchmark Number 21-1971
Established In 1971
Condition DESTROYED
Latitude 49.535
Longitude -124.822
Reference Benchmark No
Vertical Datum Code UNKNOWN
Type BRONZE_TABLET
Setting VERTICAL
Description On the west coast of Denman Island, 32 metres northwest of the approach to the public wharf, 4 metres southeast of the centreline of a launching ramp, on the southeast side of the Ferry Terminal, set in the top of the most northeasterly of four large concrete abutements, a bronze tablet marked: "Hydrographic Service Canada BM 22 1971".
Elevations
Date Elevation Status Vertical Datum Code
N/A 6.603 ACTIVE CD
N/A 3.498 ACTIVE CGVD2013
2010-05-29 3.345 ACTIVE CGVD28_HTv2_0
2010-05-29 -12.422 ACTIVE NAD83_CSRS