Benchmark - GRON1-58

Benchmark Number GRON1-58
Established In 1959
Condition GOOD
Latitude 46.5875
Longitude -72.038333
Reference Benchmark Yes
Vertical Datum Code UNKNOWN
Type PERMANENT_MARKER
Setting HORIZONTAL
Description CHS convex tablet stamped GRON-1 1958, set vertically on a rocky outcrop 3.75 m northeast of the northeast façade of street address 560. Drive on Route 138 to Grondines and then southeast on the road to the wharf. The point is on a rock formation between the wharf and a lighthouse and is under water at high tide. The BM is located 19.05 m from a beacon, 90.0 m from the lighthouse, 120.0 m from the wharf, 0.70 m from the edge of the rock and 30.0 m from the middle of the road.
Elevations
Date Elevation Status Vertical Datum Code
2001-10-12 4.098 ACTIVE CD