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Port Harpswell Center

Where is the Port?
HARPSWELL CENTER is located near the monitored sea lanes. The official UN/LOCODE of this port is USHP4.

How many vessels are in Harpswell Center port?
There are currently 8 vessels in port and 11 vessels recently departed.

Port map updates in near real-time from AIS snapshots and route transitions. Use the vessel-type filters and names toggle in the map control.


Most frequent incoming origins

Most frequent outgoing destinations



You can see routes between ports on port-to-port analytics.


Recent vessel arrivals at the port

Latest available transitions/port-call records (UTC). Total: 11
2025-09-15 13:04 UTC · US flagRADIAN JOURNEY
IMO: 0, MMSI: 368089410 | Type:
2025-09-15 12:43 UTC · LIQUIDITY
IMO: 0, MMSI: 338099181 | Type:
2025-09-15 12:43 UTC · SAPPHIRE
IMO: 0, MMSI: 368132140 | Type:
2025-09-08 18:08 UTC · US flagANANDA
IMO: 0, MMSI: 368032980 | Type:
2025-09-08 18:08 UTC · SCOTER DUCK
IMO: 0, MMSI: 368178240 | Type:
2025-09-08 18:08 UTC · KIMS WORLD
IMO: 0, MMSI: 367716560 | Type:
2025-09-08 15:44 UTC · US flagSAILS CALL
IMO: 0, MMSI: 338360493 | Type:
2025-09-08 15:44 UTC · G3
IMO: 0, MMSI: 338092599 | Type:
2025-09-08 10:46 UTC · 368091450
IMO: 0, MMSI: 368091450 | Type:
2025-09-06 00:02 UTC · NORUMBEGA
IMO: 0, MMSI: 338349363 | Type:
2025-09-05 23:58 UTC · SALT
IMO: 0, MMSI: 367688660 | Type:

Recent vessel departures from the port

Latest available transitions/port-call records (UTC). Total: 11
2025-09-15 13:04 UTC · US flagRADIAN JOURNEY
IMO: 0, MMSI: 368089410 | Type:
2025-09-15 12:43 UTC · LIQUIDITY
IMO: 0, MMSI: 338099181 | Type:
2025-09-15 12:43 UTC · SAPPHIRE
IMO: 0, MMSI: 368132140 | Type:
2025-09-08 18:08 UTC · US flagANANDA
IMO: 0, MMSI: 368032980 | Type:
2025-09-08 18:08 UTC · SCOTER DUCK
IMO: 0, MMSI: 368178240 | Type:
2025-09-08 18:08 UTC · KIMS WORLD
IMO: 0, MMSI: 367716560 | Type:
2025-09-08 15:44 UTC · US flagSAILS CALL
IMO: 0, MMSI: 338360493 | Type:
2025-09-08 15:44 UTC · G3
IMO: 0, MMSI: 338092599 | Type:
2025-09-08 10:46 UTC · 368091450
IMO: 0, MMSI: 368091450 | Type:
2025-09-06 00:02 UTC · NORUMBEGA
IMO: 0, MMSI: 338349363 | Type:
2025-09-05 23:58 UTC · SALT
IMO: 0, MMSI: 367688660 | Type:

Shipping companies (lines) whose ships most often called at the port Harpswell Center:

No companies linked yet.

Port summary

Port congestion score

Loading congestion data…

Vessel type distribution for the last 3 months:

Unknown · 3 calls (100%)

Most frequent incoming origins

Most frequent outgoing destinations


Vessels currently in port

Detected by latest AIS in the extended port area, latest 72 hours (deduplicated by vessel).

FREE BIRD
Type: Unknown | IMO: 0, MMSI: 338364671 | AIS: 2026-03-26 15:59:29 UTC
'MAQUOIT II'
Type: Unknown | IMO: 0, MMSI: 366950450 | AIS: 2026-03-26 14:27:10 UTC
INDEPENDENCE
Type: Unknown | IMO: 0, MMSI: 368115350 | AIS: 2026-03-26 11:58:40 UTC
US flagCHARLES D MCALLISTER
Type: Unknown | IMO: 6801418, MMSI: 366897820 | AIS: 2026-03-26 11:40:56 UTC
US flagSCHOLARIE
Type: Tug | IMO: 1000000, MMSI: 368234420 | AIS: 2026-03-26 10:16:44 UTC
MMSI 338222486
Type: Unknown | IMO: 0, MMSI: 338222486 | AIS: 2026-03-26 10:16:39 UTC
368149330
Type: Unknown | IMO: 0, MMSI: 368149330 | AIS: 2026-03-24 17:33:06 UTC
MIDNIGHT OIL
Type: Unknown | IMO: 0, MMSI: 338204032 | AIS: 2026-03-24 15:55:17 UTC

Expected arrivals

Forecast from transitions and inferred destination signals.

No expected arrivals found for next 10 days.

Port in news

Mentions from Topos news feed and spotlights.

No recent port mentions found in Topos news/spotlights.