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.
Law Enforcement
USCGC SLEDGE
MMSI 366999646
Not yet on Master's MateType
Law Enforcement
Flag
USALength
22 m
Beam
6 m
Draft
1.4 m
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
Registered in the United States, USCGC SLEDGE is a 22-metre boat. Her hull carries a 6 m beam and a draft of 1.4 m. Her registration reads MMSI 366999646. Add USCGC SLEDGE to the Master's Mate Safety Initiative Network — free to join, and the fleet keeps an eye out for each other.
Free forever · No credit card
Is USCGC SLEDGE your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 14:31 UTC
Position
39.5549° N, 75.5272° W
Status
Restricted manoeuvrability
Speed
0.0 kn
Course
215°
Crossing off the U.S. East Coast? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
Free with your claim
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put USCGC SLEDGE on the map. It hands you the full bridge:
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.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim USCGC SLEDGE and switch it all on
Free to join · nothing to install to start · cancel anytime
About USCGC SLEDGE
What kind of vessel is USCGC SLEDGE?
USCGC SLEDGE is a Law Enforcement flagged to United States of America.
Where was USCGC SLEDGE last seen?
USCGC SLEDGE was last reported in off the U.S. East Coast in Jun 2026 on public AIS.
What is USCGC SLEDGE's MMSI?
USCGC SLEDGE's MMSI is 366999646.
How big is USCGC SLEDGE?
USCGC SLEDGE is about 22 m long, 6 m on the beam, drawing 1.4 m.
Is USCGC SLEDGE on the Master's Mate Safety Initiative Network?
Not yet. If USCGC SLEDGE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.