The controlling depth was 4.8 meters/16 feet for a width of 91.4-129.5 meters/300-425 feet from the entrance in the Gulf, through Belle Pass Channel, to Port Fourchon; thence a centerline depth of 2.7 meters/9 feet to Leeville; thence 2.1 meters/7 feet to the Intracoastal Waterway at Larose; thence 1.2 meters/4 feet to Raceland; thence 0.9 meters/3 feet to Thibodaux. The old entrance through the jetties is closed by a dam.