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Portage Lake North Pierhead Lighthouse

Fl G 4s🇺🇸Michigan's Western Lower Peninsula, USOperational

Location & Light Range

About Portage Lake North Pierhead Lighthouse

Portage Lake North Pierhead Lighthouse is a maritime navigation aid located in Michigan's Western Lower Peninsula, US. It is currently operational and active, providing guidance to vessels navigating the surrounding waters. The light sits at a focal height of 10 meters above mean sea level.

Light characteristic: The identifying signal of this lighthouse is Fl G 4s. This means the light produces 1 flash every 4 seconds. Mariners use this distinctive pattern to positively identify the light and distinguish it from other aids to navigation in the area. The light color is green, which may indicate a specific sector or warning zone.

Position: Portage Lake North Pierhead Lighthouse is positioned at 44.3603°N, 86.2682°W, near Michigan's Western Lower Peninsula in US.

Geographic context: Portage Lake North Pierhead Lighthouse is situated on the North Pacific Ocean. The location falls within the temperate maritime climate zone.

Nearby lighthouses in US: Other lighthouses in the region include Abagadasset Point Range, Absecon, Admiralty Head Light, Ahukini Breakwater, Alameda County (Oakland Area) Lighthouses. View all on the Lighthouses Directory.

Nearby Ports

ONEKAMA

USONK

1.8 NME

MANISTEE

USMBL

7.2 NMSSW

ARCADIA

USADI

7.6 NMN

Frankfort

USFNF

16.2 NMN

Ludington

USLDM

26.1 NMSSW

Flash Characteristics

Characteristic Signature
Fl G 4s
Flash Type
Flashing
Light Color
Green
Flash Count
1 flash
Interval
4s

Physical Specifications

Focal Height
10m
Light Range
Not available
Status
ACTIVE
City
Michigan's Western Lower Peninsula
Country
🇺🇸US
Latitude
44.3603°
Longitude
-86.2682°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Portage Lake North Pierhead Lighthouse at night?+
Portage Lake North Pierhead displays the characteristic Fl G 4s — 1 green flash every 4 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 Portage Lake North Pierhead Lighthouse guide vessels into?+
Portage Lake North Pierhead Lighthouse assists vessels approaching 5 nearby ports. The closest is ONEKAMA at 1.8 NM to the E. Other ports served include MANISTEE (7.2 NM SSW), ARCADIA (7.6 NM N), Frankfort (16.2 NM N), Ludington (26.1 NM SSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Portage Lake North Pierhead Lighthouse still active and maintained?+
Yes, Portage Lake North Pierhead 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 Portage Lake North Pierhead Lighthouse?+
You can track vessels near Portage Lake North Pierhead 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.