Benchmark - H.S.4

Benchmark Number H.S.4
Established In 1960
Condition GOOD
Latitude 44.822
Longitude -75.32
Reference Benchmark No
Vertical Datum Code UNKNOWN
Type PERMANENT_MARKER
Setting VERTICAL
Description A C.H.S. Bronze tablet stamped "BM 1960 4" set vertically in west face of extreme end of upper north entrance wall, 0.3m in from edge of coping, approximately 5m SE of southern most corner of upper gauge house, 19m SW of M053002. Horizontal Position updated to NAD83CSRS in January 2010.

At Upper Iroquois Lock.

Horizontal position updated September 2018 based on NRCan database. Previous location: N 44.82225, W 75.320889.

Elevations
Date Elevation Status Vertical Datum Code
N/A 76.614 ACTIVE IGLD1985
N/A 3.374 ACTIVE CDIGLD1985