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.
Offshore Supply Vessel
Harvey Charger
MMSI 367427450 · Call sign WDH2181
Not yet on Master's MateType
Offshore Supply Vessel
Flag
USALength
51.5 m
Beam
14 m
Draft
4.6 m
Call sign
WDH2181
IMO
9575113
Official No.
1221989
AIS reports
2
Harvey Charger is an American utility vessel — 51.5 metres overall. Harvey Charger has a 14-metre beam and a 4.6-metre draft. She's on record as MMSI 367427450, call sign WDH2181, IMO 9575113. Add Harvey Charger 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 · for working boats
Built for boats that work — like Harvey Charger.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever Harvey Charger roams, 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 · for working boats
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Harvey Charger 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 Harvey Charger and switch it all on
Free to join · nothing to install to start · cancel anytime
About Harvey Charger
What kind of vessel is Harvey Charger?
Harvey Charger is a Offshore Supply Vessel flagged to United States of America.
What is Harvey Charger's MMSI?
Harvey Charger's MMSI is 367427450. Call sign WDH2181. IMO 9575113.
How big is Harvey Charger?
Harvey Charger is about 51.5 m long, 14 m on the beam, drawing 4.6 m.
Is Harvey Charger on the Master's Mate Safety Initiative Network?
Not yet. If Harvey Charger is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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