San Martin Lake Channel Map

Tides 6.6 mi Port Isabel, Laguna Madre 8.0 mi South Bay entrance 8.2 mi Queen Isabella Causeway (west end) 9.5 mi Coast Guard Station, South Padre Island 9.6 mi Queen Isabella Causeway (east end) 9.9 mi Padre Island, Brazos Santiago Pass 10.0 mi South Padre Island, Brazos Santiago Pass Currents 5.4 mi Brownsville Ship Channel, east end 6.5 mi Port Isabel Channel, North End 7.0 mi Laguna Madre Channel, SW end 7.8 mi Port Isabel, Pontoon Swing Bridge 8.4 mi Queen Isabella Causeway Bridge 9.1 mi ICW Laguna Madre, Light 69 9.3 mi Laguna Madre Channel, NE end 10.0 mi Brazos Santiago Pass (SPIP) 10.3 mi Brazos Santiago Pass Entrance