San Diego Entrance Range Rear (Shelter Island) Lighthouse
Location & Light Range
About San Diego Entrance Range Rear (Shelter Island) Lighthouse
This red skeletal tower with a white vertical stripe stands 15 meters tall on Shelter Island, marking the San Diego Entrance Range. Its focal height is 17 meters, and it emits an isophase green light on a 6-second cycle. The light has a geographic range of 12.4 nautical miles. A rectangular slatted daymark is attached to the structure. The site is open to the public, but the tower itself is closed.
Why it matters: This range light is essential for guiding vessels safely into San Diego Bay by providing precise alignment with the deep-water channel.
Light & Optic
- Flash Type
- Isophase
- Light Color
- Green
- Interval
- 6s
- Raw Code
- Iso G 6s
- Focal Height
- 17m
- Geographic Range
- 12.4NM
Location
- City
- San Diego
- Country
- 🇺🇸United States
- Region
- California
- Sea Region
- San Diego Bay, marking the San Diego Entrance Range
- Latitude
- 32.7089°
- Longitude
- -117.2343°
References & Identifiers
- Nearest Port
- San Diego(2.2 km)
- Admiralty No.
- G3679.1
- USCG No.
- 6-1505
- ARLHS No.
- USA-1440
Tower & Structure
- Tower Height
- 15m
- Tower Shape
- skeletal
- Tower Color
- red with a white vertical stripe
Structure: A 15m square skeletal tower, painted red with a white vertical stripe, carrying a rectangular slatted daymark.
Visiting
- Open to public
- Site open, tower closed
Nearby Vessels
اعثر على منارة San Diego Entrance Range Rear (Shelter Island) على الخريطة البحرية المباشرة
خطّط رحلاتك قرب United States، وشاهد السفن المجاورة في الوقت الفعلي، واستكشف أكثر من 14,900 معلَم ملاحي في التطبيق.