Orwood Tract
Aerial image of an island.
USGS aerial imagery of Orwood Tract
Orwood Tract is located in Sacramento-San Joaquin River Delta
Orwood Tract
Orwood Tract
Orwood Tract is located in California
Orwood Tract
Orwood Tract
Orwood Tract is located in the United States
Orwood Tract
Orwood Tract
Geography
LocationNorthern California
Coordinates37°55′42″N 121°35′00″W / 37.92833°N 121.58333°W / 37.92833; -121.58333 (Orwood Tract)[1]
Adjacent toSacramento–San Joaquin River Delta
Highest elevation13 ft (4 m)[1]
Administration
United States
State California
CountyContra Costa
United States Geological Survey map of Palm and Orwood Tracts in 1913.[2]

The Orwood Tract is an island in the Sacramento–San Joaquin River Delta.[3][4] It is part of Contra Costa County, California.[5][6] It, along with Palm Tract to the north, are managed by Reclamation District 2024 (Orwood and Palm Tracts).[7] Its coordinates are 37°55′42″N 121°35′00″W / 37.92833°N 121.58333°W / 37.92833; -121.58333 (Orwood Tract)[1], and the United States Geological Survey measured its elevation as 13 ft (4.0 m) in 1981.[1] It appears on 1913 and 1952 United States Geological Survey maps of the area.[2][8]

References

  1. ^ a b c d U.S. Geological Survey Geographic Names Information System: Orwood Tract
  2. ^ a b Marshall, R.B.; Gerdine, T.G.; Hannegan, Duncan; Lewis, J.L. (1913). "Topography, State of California: Woodward Island Quadrangle". United States Geological Survey. Archived from the original on 5 April 2020. Retrieved 25 February 2021.
  3. ^ California State Automobile Association (2007). Coast and Valley: Bay Area to Southern California (Map). 1:560,000. American Automobile Association.
  4. ^ California State Automobile Association (1999). San Francisco Bay Region (Map). 1:190,000. American Automobile Association.
  5. ^ "Bond Men Visit Phillips Company's Island Holdings". The Evening Mail. Stockton, California. 1913-01-11. p. 6.
  6. ^ "King Bean In The Ascendency". Stockton Daily Evening Record. Stockton, California. 1913-02-25. p. 7.
  7. ^ "Countywide Reclamation Services: Municipal Service Review/Sphere of Influence Update (2nd Round) – FINAL" (PDF). Contra Costa Local Agency Formation Commission. 18 November 2015. Archived (PDF) from the original on 1 March 2017. Retrieved 23 February 2021.
  8. ^ United States Geological Survey (1952). "Woodward Island Quadrangle, California" (Map). United States Department of the Interior Geological Survey. 1:24000.


Categories