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Newburyport Harbor Lighthouse

Occ G 15s🇺🇸Northern Massachusetts, USOperational

Constructed in 1788, the Newburyport Harbor Light stands 13.5 meters tall with a focal height of 15 meters. This lighthouse, also referred to as Plum Island Light, emits a green light. It retains its original 4th order Fresnel lens, a rare feature as only five such original glass lenses remain in use in Massachusetts. The property is now managed by the City of Newburyport and leased to the Friends of Plum Island Light.

Why it matters: This lighthouse was added to the National Register of Historic Places on June 15, 1987.

Background
The Newburyport Harbor Light, also known as Plum Island Light, built in 1788, is a historic lighthouse on Northern Boulevard in Newburyport, Massachusetts. The original 4th order Fresnel lens is still in use, one of only five original glass Fresnel lenses still in use in Massachusetts. The light is now owned by the City of Newburyport and is leased to the Friends of Plum Island Light. It was added to the National Register of Historic Places as Newburyport Harbor Light on June 15, 1987, reference number 87001485.
Characteristic Signature
Occ G 15s
Flash Type
Occ
Light Color
Green
Flash Count
1 flash
Interval
15s
Focal Height
15m
Year Built
1788
Heritage Status
National Register of Historic Places listed place
Tower Height
13.5m
City
Northern Massachusetts
Country
🇺🇸US
Latitude
42.8151°
Longitude
-70.8190°
Flag
Type
Name
Dist.
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How do mariners identify Newburyport Harbor Lighthouse at night?+
Newburyport Harbor displays the characteristic Occ G 15s — 1 green flash every 15 seconds. Each lighthouse has a unique flash pattern published in the List of Lights, allowing mariners to positively identify it and distinguish it from other navigation aids in the area. The green color may indicate a specific sector or warning zone.
Which ports and harbors does Newburyport Harbor Lighthouse guide vessels into?+
Newburyport Harbor Lighthouse assists vessels approaching 5 nearby ports. The closest is SALISBURY at 2.3 NM to the W. Other ports served include NEWBURYPORT (2.3 NM W), Newburyport (2.7 NM W), NEWBURY (3.4 NM SSW), AMESBURY (4.9 NM WNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Newburyport Harbor Lighthouse still active and maintained?+
Yes, Newburyport Harbor Lighthouse is currently operational. It is actively maintained and continues to emit its characteristic light signal for marine navigation. Most modern lighthouses are automated and monitored remotely by the national maritime authority.
How can I track vessels near Newburyport Harbor Lighthouse?+
You can track vessels near Newburyport Harbor Lighthouse in real time using MarineRadar. The platform shows live AIS positions of ships in the area, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page to open the live map centered on this lighthouse.