California / Carquinez Strait /

Martinez Marina

Boat ramp · on Carquinez Strait · near Martinez · California

Past algal blooms

Harmful algal blooms reported on this water (state reports compiled by U.S. EPA): 2026.

state reports compiled by U.S. EPA · checked October 18, 2026

Status not reported No closure has been posted for this launch, but its agency does not publish open or closed status. Check with the managing agency before you tow.

At the launch

Type
Boat ramp
Ramp lanes
4
Trailer parking
100 spaces
Restrooms
Yes
Tidal
Yes
Managed by
City
Website
almar.com
Coordinates
38.02613, -122.13744

Directions (Google) Apple Maps

Channel depths in feet from the Army Corps' surveys (San Francisco District; the one nearest this launch is of June 9, 2026). Not for navigation.

Conditions

Marine advisories

Advisories in effect load here; without them, see the NWS zone forecast below.

National Weather Service marine zone PZZ530, San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge. Zone forecast: winds, seas, warnings.

Tides

Predicted highs and lows at NOAA's Martinez-Amorco Pier station, 0.9 mi from this launch, in local time above MLLW. Predictions, not observations: wind and weather move the real tide. Full predictions at NOAA.

Tide predictions, Mon Oct 19 to Sun Oct 25
Mon Oct 19 Low 3:18 am 0.4 ft · High 10:10 am 4.2 ft · Low 3:20 pm 2.5 ft · High 8:33 pm 4.2 ft
Tue Oct 20 Low 4:06 am 0.3 ft · High 10:50 am 4.3 ft · Low 4:21 pm 2.0 ft · High 9:47 pm 4.2 ft
Wed Oct 21 Low 4:47 am 0.3 ft · High 11:22 am 4.5 ft · Low 5:14 pm 1.5 ft · High 10:49 pm 4.2 ft
Thu Oct 22 Low 5:23 am 0.5 ft · High 11:48 am 4.7 ft · Low 6:02 pm 1.1 ft · High 11:44 pm 4.3 ft
Fri Oct 23 Low 5:56 am 0.7 ft · High 12:10 pm 5.0 ft · Low 6:46 pm 0.6 ft
Sat Oct 24 High 12:37 am 4.4 ft · Low 6:29 am 1.0 ft · High 12:31 pm 5.3 ft · Low 7:29 pm 0.2 ft
Sun Oct 25 High 1:29 am 4.4 ft · Low 7:02 am 1.4 ft · High 12:55 pm 5.6 ft · Low 8:13 pm -0.1 ft

Channel survey

The Army Corps surveys the channels it maintains and posts every survey.

  • Suisun Bay Channel · 0.4 mi from this launch
    Condition survey of June 9, 2026 by the San Francisco District. Least depth in the channel (Suisun Bay (0+00 to 150+00)): 32.4 ft below mean lower low water (MLLW); project depth 35 ft. Survey sheet (PDF)

US Army Corps of Engineers hydrographic surveys, from eHydro. A survey shows the bottom on the day it was made; channels shoal after high water and change with dredging. Not for navigation.

On Carquinez Strait

Sound in California. All launches on Carquinez Strait.

Community

Where people who use Carquinez Strait talk about it.

Nearby launches

Sources

Why it is listed as public: listed by California Boating Facilities (Division of Boating and Waterways survey, CDFW Fishing Guide). Something wrong, or is this launch private? Send a correction; it goes to a person.