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. |
| Date | Elevation | Status | Vertical Datum Code |
|---|---|---|---|
| N/A | 76.614 | ACTIVE | IGLD1985 |
| N/A | 3.374 | ACTIVE | CDIGLD1985 |