How to reach:
To reach the tidal bench marks from Jacksonboro, travel 12.9 km (8.0 mi) SW on U.S. Highway 17, crossing Ashepoo River, to the intersection of State Road S-15-26, then turn left and proceed 25.1 km (15.6 mi) south on State Road S-15-26 to the end of the pavement, turn right onto a dirt road and proceed 0.3 km (0.2 mi) to the boat ramp at Bennett's Point. By boat, travel 0.5 km (0.4 nm) to Ashepoo River, proceed downstream 5.6 km (4.0 nm) on Ashepoo River to Fenwick Cut, thrn proceed north through the cut and continue 2.9 km (2.1 nm) north on South Edisto River to the gage site. The bench marks can be reached without a boat by following the tracks along fields on Fenwick Island from Mosquito Creek to the gage site, but it is advised to attempt the trip during the dry seasons. The bench marks are located along a dirt road near the west shore of the river. The tide gage and staff were located on a platform constructed 30 m (100 ft) from the east edge of the high marsh, off the west shore of the river.