Benchmark - H.S. 0

Benchmark Number H.S. 0
Established In 1958
Condition GOOD
Latitude 44.827286
Longitude -75.315894
Reference Benchmark No
Vertical Datum Code UNKNOWN
Type PERMANENT_MARKER
Setting HORIZONTAL
Description A C.H.S. Bronze tablet set horizontally on northwest face of upper control building of Iroquois Lock, 0.6m above coping. Horizontal Position updated to NAD83CSRS in January 2010.

At Upper Iroquois Lock.

Horizontal position updated September 2018 based on description and Google Earth. Previous location: N 44.826944, W 75.315

Elevations
Date Elevation Status Vertical Datum Code
N/A 77.216 ACTIVE IGLD1985
N/A 3.976 ACTIVE CDIGLD1985