Master's MateSafety Initiative Network
The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.
Tug
WILLIAM M
MMSI 367019240 · Call sign WDC4110
Not yet on Master's MateType
Tug
Flag
USALength
32 m
Beam
12 m
Draft
5.5 m
Call sign
WDC4110
IMO
8835140
Official No.
952220
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
30
WILLIAM M, an American tug, measures 32 metres on deck. Her hull carries a 12 m beam and a draft measuring 5.5 metres. She's listed under MMSI 367019240, call sign WDC4110, IMO 8835140. Give WILLIAM M the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.
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Built for boats that work — like WILLIAM M.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
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Live AIS position · Jun 9, 2026 04:24 UTC
Position
29.7592° N, 95.0910° W
Status
Under way (engine)
Speed
8.7 kn
Course
217°
Destination
US^HOU<>US^GLS
Working the Gulf of Mexico? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put WILLIAM M on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim WILLIAM M and switch it all on
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About WILLIAM M
What kind of vessel is WILLIAM M?
WILLIAM M is a Tug flagged to United States of America.
Where was WILLIAM M last seen?
WILLIAM M was last reported in the Gulf of Mexico in Jun 2026 on public AIS.
What is WILLIAM M's MMSI?
WILLIAM M's MMSI is 367019240. Call sign WDC4110. IMO 8835140.
How big is WILLIAM M?
WILLIAM M is about 32 m long, 12 m on the beam, drawing 5.5 m.
Is WILLIAM M on the Master's Mate Safety Initiative Network?
Not yet. If WILLIAM M is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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