How to reach:
To reach the tidal bench marks from the intersection of Caillavet Street and U.S. Highway 90 in Biloxi, proceed 1.9 km (1.2 mi) north on Caillavet Street to the intersection with Bayview Drive, then 0.2 km (0.1 mi) west on Bayview Drive to the entrance ramp for I-110, then up the ramp and 1.6 km (1.0 mi) north on I-110 to the D'Iberville/St. Martin exit, then off I-110 and 0.3 km (0.2 mi) east on D'Iberville/St. Martin Road to its intersection with Central Avenue, then 0.3 km (0.2 mi) south on Central Avenue to the inter- section with Racetrack Road, then 1.4 km (0.9 mi) east on Racetrack Road to the entrance of a subdivision, then to the right for 0.8 km (0.5 mi) on Rue Dauphin Drive to the Richey residence (#15404). The bench marks are in the vicinity of the Richey residence and Rue Dauphin Drive. The tide gage and staff were at the south end of the Richey's private pier.