Benchmark - 1-1958 HS est
| Benchmark Number | 1-1958 HS est |
|---|---|
| Established In | 1958 |
| Condition | GOOD |
| Latitude | 59.9959 |
| Longitude | -69.913733 |
| Reference Benchmark | No |
| Vertical Datum Code | UNKNOWN |
| Type | PERMANENT_MARKER |
| Setting | VERTICAL |
| Description | A standard Hydrographic Service bronze tablet stamped BM 1-1956, cemented in bedrock 9 m from high water mark on south side of small bay at NW extremity of Pikiyulik Island. Coordinates updated from 2019 handheld GPS +\- 2 m |
| Date | Elevation (m) | Status | Vertical Datum Code |
|---|---|---|---|
| 2018-10-01 | 12.520 | ACTIVE | CD |
| 1958-08-01 | 11.560 | HISTORICAL | CD |