How to reach:
To reach the tidal bench marks from the intersection of State Road 699 (Gulf Boulevard) and Welch Causeway (State Road 666, 150th Avenue) in Madeira Beach, proceed NE on Welch Causeway for 1.3 km (0.8 mi) to the Madeira Shopping Center and McDonalds entrance, turn left and go 0.2 km (0.1 mi) to a stop sign at Black Hawk Road, turn left and go 152 m (500 ft) to the end of the parking lot at Brown Derby Restaurant (on the left) and American Legion Post 273 (on the right). The bench marks are between Brown Derby Restaurant and the Welch Causeway bridge. The tide gauge and staff were on the SE corner of the wooden pier behind the post. Access to the pier is through the American Legion Post 273 building.