Knight Island (California)

Knight Island
USGS aerial imagery of Knight Island
Knight Island
Knight Island
Knight Island
Geography
LocationNorthern California
Coordinates38°08′09″N 122°17′58″W / 38.13583°N 122.29944°W / 38.13583; -122.29944 (Knight Island)[1]
Adjacent toNapa River
Highest elevation3 ft (0.9 m)[1]
Administration
United States
State California
CountySolano

Knight Island is a mostly-submerged island in the Napa River, upstream of San Pablo Bay (an embayment of San Francisco Bay).[2][3][4] It is in Solano County, California, and managed as part of the Napa-Sonoma Marshes Wildlife Area.[5][6] Its coordinates are 38°08′09″N 122°17′58″W / 38.13583°N 122.29944°W / 38.13583; -122.29944 (Knight Island)[1], and the United States Geological Survey measured its elevation as 3 ft (0.91 m) in 1981.[1]

References

  1. ^ a b c d U.S. Geological Survey Geographic Names Information System: Knight Island
  2. ^ California State Automobile Association (1999). San Francisco Bay Region (Map). 1:190,000. American Automobile Association.
  3. ^ "Salt plant will involve expenditure of $3,500,000". The Napa Valley Register. Napa, California. 1952-05-14. p. 16.
  4. ^ "In Days Gone By: 25 Years Ago". The Napa Valley Register. Napa, California. 1975-07-24. p. 4.
  5. ^ "Directional Map Napa-Sonoma Marshes Wildlife Area". California Department of Fish and Wildlife, Bay Delta Region. May 2019. Archived from the original on 23 April 2020. Retrieved 26 February 2021.
  6. ^ URS Corporation (May 2019). "Napa-Sonoma Marshes Wildlife Area Land Management Plan". California Department of Fish and Game. Retrieved 26 February 2021.