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5b98ab6c-42a0-5584-8cbb-cf5f15864060 · no UN/LOCODE · North America

Nantucket Boat Basin

Nantucket, United States · 41.285°N 70.097°W

SUPERCOORDINATEDOPERATIONAL

A short, expensive, fog-and-reservation harbour. The basin is the town. Off-island weather windows, ferry wash and a July–August closed list define the place.

Live channels · not a chart · not a reservation

Estimate

Rainshowers at 2026-10-14T06:00:00Z America/New_York. Wind 24 kn from SW. It is after local sunset. If this harbour publishes a night-entry restriction, treat it as active until sunrise. Nearest IOC gauge Woods Hole, MA (54.8 km) last observed 0.542 m — observational only, not a tide table or controlling depth. Next published high 2026-10-14 03:25 (NOAA CO-OPS).

Wind
24 kn SW
Gusts
—
Waves
—
Twilight
Night

Max LOA

65 m

Reported

Max draft

3 m

Reported

VHF

09

Verified

October band

MODERATE

Estimate

Services

Fuel

diesel

Marina operator rate card / facilities sheet · 2026-06-01

Verified
Potable water

Yes

Marina operator rate card / facilities sheet · 2026-06-01

Verified
Wi-Fi

STRONG

Marina operator rate card / facilities sheet · 2026-06-01

Reported
Security

Marina access control

Marina operator rate card / facilities sheet · 2026-06-01

Reported

Shore power: 120V, 208V, 240V, 480V · 32A, 63A, 125A, 400A · 60Hz

Waste: pump-out yes · black yes · grey yes

Fees — labelled estimates

High-season daily bands. Not a quote, not live availability.

  • 30 m reference · ~400 USDEstimate
  • 50 m reference · ~900 USDEstimate

Contacts by role

  • HARBOURMASTERVHF09Verified
  • EMERGENCYPHONElocal emergency numberReported

Allocation kinds — kept separate

Season contracts + nightly remainder. No VTS product.

BERTH_RESERVATIONDECLARED_CAPACITY

Captain notes

  • Have Hyannis or Martha's Vineyard as weather overflow.
  • Reservation is necessary and still not sufficient in race weeks.

Port entry & formalities

Decision-support intelligence only. Not legal advice. Not clearance authorization. maritimIQ does not authorize entry and does not determine formal status.

Port of entry UNKNOWNCustoms UNKNOWNImmigration UNKNOWN24-hour clearance UNKNOWN

A port-of-entry label does not invent 24-hour customs or immigration service.

Pilotage

NOT_COVERED — No matching PILOTAGE rule is recorded for this harbour/jurisdiction. That is NOT_COVERED, not NOT_REQUIRED.

  • PORT_ENTRY · NOT_COVERED · UNKNOWN

    No matching PORT_ENTRY rule is recorded for this harbour/jurisdiction. That is NOT_COVERED, not NOT_REQUIRED.

  • ADVANCE_NOTICE · NOT_COVERED · UNKNOWN

    No matching ADVANCE_NOTICE rule is recorded for this harbour/jurisdiction. That is NOT_COVERED, not NOT_REQUIRED.

  • PILOTAGE · NOT_COVERED · UNKNOWN

    No matching PILOTAGE rule is recorded for this harbour/jurisdiction. That is NOT_COVERED, not NOT_REQUIRED.

  • TOWAGE · NOT_COVERED · UNKNOWN

    No matching TOWAGE rule is recorded for this harbour/jurisdiction. That is NOT_COVERED, not NOT_REQUIRED.

  • CUSTOMS · NOT_COVERED · UNKNOWN

    No matching CUSTOMS rule is recorded for this harbour/jurisdiction. That is NOT_COVERED, not NOT_REQUIRED.

  • IMMIGRATION · NOT_COVERED · UNKNOWN

    No matching IMMIGRATION rule is recorded for this harbour/jurisdiction. That is NOT_COVERED, not NOT_REQUIRED.

  • HEALTH · NOT_COVERED · UNKNOWN

    No matching HEALTH rule is recorded for this harbour/jurisdiction. That is NOT_COVERED, not NOT_REQUIRED.

  • SECURITY · NOT_COVERED · UNKNOWN

    No matching SECURITY rule is recorded for this harbour/jurisdiction. That is NOT_COVERED, not NOT_REQUIRED.

  • COMMERCIAL · NOT_COVERED · UNKNOWN

    No matching COMMERCIAL rule is recorded for this harbour/jurisdiction. That is NOT_COVERED, not NOT_REQUIRED.

  • NOAD · APPLICABILITY_UNKNOWN · SOURCE_BACKED

    Notice of Arrival may be required under 33 CFR 160.203. Harbor Intelligence does not submit NOAD.

  • EMSWE · NOT_COVERED · UNKNOWN

    EMSWe does not apply outside the EU.

Sample evaluation factsAt 2026-08-25T23:30:00Z. Missing vessel facts stay UNKNOWN. This is not clearance.

Navigational warnings

USCG LNM QUERIEDUSCG BNM QUERIEDNGA MSI UNKNOWN

Active warnings

No matching known active warning in the current sources.

Upcoming

No matching known upcoming warning in the current sources.

Recently expired

No matching recently expired warning in the current sources.

  • No matching known active warning in the current sources.
  • UNKNOWN COVERAGE — NGA MSI coverage does not include this harbour, or no geo-matched notice was found.
  • Absence of a matching row is not an all-clear for this harbour.
Run vessel feasibilityCompare this harbourLive JSON