Green Island
Aerial image of an island.
USGS aerial imagery of Green Island
Green Island is located in San Francisco Bay Area
Green Island
Green Island
Green Island is located in California
Green Island
Green Island
Green Island is located in the United States
Green Island
Green Island
Geography
LocationNorthern California
Coordinates38°12′09″N 122°18′16″W / 38.20250°N 122.30444°W / 38.20250; -122.30444 (Green Island)[1]
Adjacent toNapa River
Highest elevation23 ft (7 m)[1]
Administration
United States
State California
CountyNapa
Green Island as it appears on a 1951 USGS topographic map.
An aerial view, looking toward the west, of the Napa River where it flows into San Pablo Bay through Vallejo. Islands visible include, from bottom of image: Mare, No. 1, Knight, Russ, No. 2, Green, Bull, Edgerly, Coon, Little, and Tubbs.

Green Island is an island in the Napa River, upstream of San Pablo Bay (an embayment of San Francisco Bay).[2][3][4][5][6][7][8][9][10][11][12][13][14] It is in Napa County, California, and managed as part of the Napa-Sonoma Marshes Wildlife Area.[15][16] Its coordinates are 38°12′09″N 122°18′16″W / 38.20250°N 122.30444°W / 38.20250; -122.30444 (Green Island)[1], and the United States Geological Survey measured its elevation as 23 ft (7.0 m) in 1981.[1] It, long with Island No. 1, Island No. 2 and Tubbs Island, are labeled on a 1902 USGS map of the area.[17]

References

  1. 1 2 3 4 U.S. Geological Survey Geographic Names Information System: Green Island
  2. ↑ "Town and County". Napa County Reporter. Napa, California. March 2, 1883. p. 3.
  3. ↑ "Saturday". Napa Journal. Napa, California. July 26, 1890. p. 3.
  4. ↑ "Petitions are Filed". Napa Journal. Napa, California. December 17, 1905. p. 1.
  5. ↑ "Wanted". Napa Journal. Napa, California. December 9, 1908. p. 4.
  6. ↑ "Auction Sale Near Napa Next Sunday". Napa Journal. Napa, California. October 6, 1927. p. 5.
  7. ↑ "County Clerk Holds Hearing in Land Suit". The Napa Valley Register. Napa, California. September 18, 1930. p. 2.
  8. ↑ "Railroad Co. Files Denial". Napa Journal. Napa, California. July 16, 1933. p. 1.
  9. ↑ "Tenant at Bass Resort Loses Court Appeal". The Napa Valley Register. Napa, California. July 13, 1934. p. 1.
  10. ↑ "Clearing Weather Predicted as Flood Damage Mounts Throughout State". The Napa Valley Register. Napa, California. February 14, 1938. p. 8.
  11. ↑ "Profile: Hubert Fruehauf Is Farm, Civic Leader". The Napa Valley Register. Napa, California. September 3, 1953. p. 11.
  12. ↑ "Cities Agree On Giving Up 14 1/2 Cents". The Napa Valley Register. Napa, California. November 21, 1956. p. 1.
  13. ↑ "Salt Farming, Napa's Newest Crop-Raising Enterprise". Napa Journal. Napa, California. June 18, 1959. p. 1.
  14. ↑ "River Landmark Soon To Disappear". The Napa Valley Register. Napa, California. November 14, 1962. p. 17.
  15. ↑ "Directional Map Napa-Sonoma Marshes Wildlife Area". California Department of Fish and Wildlife, Bay Delta Region. May 2019. Archived from the original on April 23, 2020. Retrieved February 26, 2021.
  16. ↑ URS Corporation (May 2019). "Napa-Sonoma Marshes Wildlife Area Land Management Plan". California Department of Fish and Game. Retrieved February 26, 2021.
  17. ↑ Goode, R.U.; Fletcher, L.C. (1902), Topography, State of California: Woodward Island Quadrangle, United States Geological Survey


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