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Saginaw Approach Range Rear Lighthouse

F Red🇺🇸Bay City, USOperational

Location & Light Range

About Saginaw Approach Range Rear Lighthouse

This steel, triangular skeletal tower stands 41 meters tall with a focal plane of 47 meters, mounted on a round pier. Located near Bay City, Michigan, it is situated between railroad tracks and a sewage treatment plant close to Patterson and Wilder Roads. The light emits a continuous red signal, serving as the rear range marker for the Saginaw Approach. It operates in conjunction with a front light to guide vessels along the established channel. The structure is not open to the public.

Why it matters: This range light provides essential alignment for safe navigation into the Saginaw area, defining a precise shipping channel in conjunction with its front counterpart.

Light & Optic

Characteristic Signature
F Red
Flash Type
Fixed
Light Color
Red
Raw Code
F R
Focal Height
47m
Geographic Range
18.2NM

Location

City
Bay City
Country
🇺🇸United States
Region
Michigan
Sea Region
Saginaw Approach Range Rear, located between a railroad and a sewage treatment plant near Patterson Road and Wilder Road, 2.65 km west southwest of the front light.
Latitude
43.6233°
Longitude
-83.8705°

References & Identifiers

Nearest Port
Bay City(2.0 km)
USCG No.
7-10560
ARLHS No.
USA-940

Tower & Structure

Tower Height
41m
Tower Shape
skeletal
Material
steel

Structure: A 41m triangular skeletal tower with a focal plane of 47m, mounted on a round pier.

Visiting

Open to public
No

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Saginaw Approach Range Rear Lighthouse at night?+
Saginaw Approach Range Rear displays the characteristic F Red. 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 red color may indicate a specific sector or warning zone.
Which ports and harbors does Saginaw Approach Range Rear Lighthouse guide vessels into?+
Saginaw Approach Range Rear Lighthouse assists vessels approaching 5 nearby ports. The closest is BAY CITY at 1.4 NM to the NE. Other ports served include Kawkawlin (3.2 NM WNW), LINWOOD BEACH (7.5 NM NNW), Saginaw (9.3 NM SSW), SUNSET BAY (12.8 NM ENE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Saginaw Approach Range Rear Lighthouse still active and maintained?+
Yes, Saginaw Approach Range Rear 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 Saginaw Approach Range Rear Lighthouse?+
You can track vessels near Saginaw Approach Range Rear 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.