Benchmark - 3-1981
| Benchmark Number | 3-1981 |
|---|---|
| Established In | 1981 |
| Condition | DESTROYED |
| Latitude | N/A |
| Longitude | N/A |
| Reference Benchmark | No |
| Vertical Datum Code | UNKNOWN |
| Type | ROD |
| Setting | VERTICAL |
| Description | BM 3 is an iron post set in gravel below the high water mark at the SW corner of a small cove on the south side of an island. The island lies at the west side of the entrance to Grise Firod. BM 3 lies 9.22 m ESE of BM 1 and 16.15 m south of BM 2. DESTROYED SEPT.1984 |
| Date | Elevation | Status | Vertical Datum Code |
|---|---|---|---|
| N/A | 2.506 | ACTIVE | CD |