Benchmark - 3-1958 HS est
| Benchmark Number | 3-1958 HS est |
|---|---|
| Established In | 1958 |
| Condition | GOOD |
| Latitude | 59.995933 |
| Longitude | -69.913967 |
| Reference Benchmark | No |
| Vertical Datum Code | UNKNOWN |
| Type | PERMANENT_MARKER |
| Setting | VERTICAL |
| Description | A standard Hydrographic Service bronze tablet stamped BM 3-1958, cemented in bedrock 8 m above high water line and 18 m NW of BM 1. Coordinates updated from 2019 handheld GPS +\- 2 m |
| Date | Elevation (m) | Status | Vertical Datum Code |
|---|---|---|---|
| 2018-10-01 | 12.420 | ACTIVE | CD |
| 1958-08-01 | 11.460 | HISTORICAL | CD |