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1. 10 Meter Contours: Russian River Basin, California

2002. United States. National Oceanic and Atmospheric Administration and Circuit Rider Productions. This line shapefile contains contours that were derived from a mosiac of 10 meter digital elevation models for the extent of the Russian River basi... Circuit Rider Productions.

2. Africa: River Network, 15s resolution, 2007

2007. World Wildlife Fund. This river network (stream lines) map for Africa is derived from the flow direction map for Africa. The flow accumulation map for Africa is used fo... Geological Survey (U.S.).

3. Africa: River Network, 30s resolution, 2007

2007. World Wildlife Fund. This river network (stream lines) map for Africa is derived from the flow direction map for Africa. The flow accumulation map for Africa is used fo... Geological Survey (U.S.).

4. Asia: River Network, 15s resolution, 2007

2007. World Wildlife Fund. This river network (stream lines) map for Asia is derived from the flow direction map for Asia. The flow accumulation map for Asia is used for sele... Geological Survey (U.S.).

5. Asia: River Network, 30s resolution, 2007

2007. World Wildlife Fund. This river network (stream lines) map for Asia is derived from the flow direction map for Asia. The flow accumulation map for Asia is used for sele... Geological Survey (U.S.).

6. Australasia: River Network, 15s resolution, 2008

2006. World Wildlife Fund. This river network (stream lines) map for Australasia is derived from the flow direction map for Australasia. The flow accumulation map for Austral... Geological Survey (U.S.).

7. Australasia: River Network, 30s resolution, 2008

2008. World Wildlife Fund. This river network (stream lines) map for Australasia is derived from the flow direction map for Australasia. The flow accumulation map for Austral... Geological Survey (U.S.).

8. Bathymetric Contours, Central California Coast, 1998

1998. Circuit Rider Productions. This line shapefile represents bathymetric contour line coverage for a region of the central California coast from approximately Point Arena to Lop... Circuit Rider Productions.

9. Central America: River Network, 15s resolution, 2007

2007. World Wildlife Fund. This river network (stream lines) map for Central America is derived from the flow direction map for Central America. The flow accumulation map for... Geological Survey (U.S.).

10. Central America: River Network, 30s resolution, 2007

2007. World Wildlife Fund. This river network (stream lines) map for Central America is derived from the flow direction map for Central America. The flow accumulation map for... Geological Survey (U.S.).

11. Continental Divide of the United States

2002. National Atlas of the United States. This line shapefile represents the Continental Divide of the United States. The map layer was created by extracting Hydrologic Unit Boundary line f... National Atlas of the United States.

12. Europe: River Network, 15s resolution, 2008

2008. World Wildlife Fund. This river network (stream lines) map for Europe is derived from the flow direction map for Europe. The flow accumulation map for Europe is used fo... Geological Survey (U.S.).

13. Europe: River Network, 30s resolution, 2008

2008. World Wildlife Fund. This river network (stream lines) map for Europe is derived from the flow direction map for Europe. The flow accumulation map for Europe is used fo... Geological Survey (U.S.).

14. FIRM Floodplains and Flood Hazard Zones: Indiana

2017. Indiana Department of Natural Resources. This polygon layer represents floodplains created from FEMA Flood Rate Insurance Maps (FIRM). The layer is symbolized to show the following flood h...

15. Floodway: Ann Arbor, Michigan, 2012

2012. A 'Regulatory Floodway' means the channel of a river or other watercourse and the adjacent land areas that must be reserved in order to discharge t...

16. Groundwater Elevation, California, Spring 2016

2016. California. Department of Water Resources. This point shapefile represents groundwater elevation in California for spring 2016. This layer shows the depth to groundwater values collected fro... California. Department of Water Resources.

17. Groundwater Elevation Change, California, Fall 2004 to Fall 2014

2004. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2004 and fall 20... California. Department of Water Resources.

18. Groundwater Elevation Change, California, Fall 2009 to Fall 2014

2009. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2009 and fall 20... California. Department of Water Resources.

19. Groundwater Elevation Change, California, Fall 2010 to Fall 2015

2010. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2010 and fall 20... California. Department of Water Resources.

20. Groundwater Elevation Change, California, Fall 2011 to Fall 2014

2011. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2011 and fall 20... California. Department of Water Resources.

21. Groundwater Elevation Change, California, Fall 2012 to Fall 2015

2012. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2012 and fall 20... California. Department of Water Resources.

22. Groundwater Elevation Change, California, Fall 2013 to Fall 2014

2013. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2013 and fall 20... California. Department of Water Resources.

23. Groundwater Elevation Change, California, Fall 2014 to Fall 2015

2014. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2014 and fall 20... California. Department of Water Resources.

24. Groundwater Elevation Change, California, Spring 2002 to Spring 2012

2002. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2002 and sprin... California. Department of Water Resources.

25. Groundwater Elevation Change, California, Spring 2003 to Spring 2013

2003. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2003 and sprin... California. Department of Water Resources.

26. Groundwater Elevation Change, California, Spring 2004 to Spring 2014

2004. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2004 and sprin... California. Department of Water Resources.

27. Groundwater Elevation Change, California, Spring 2005 to Spring 2015

2005. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2005 and sprin... California. Department of Water Resources.

28. Groundwater Elevation Change, California, Spring 2006 to Spring 2016

2006. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2006 and sprin... California. Department of Water Resources.

29. Groundwater Elevation Change, California, Spring 2007 to Spring 2012

2007. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2007 and sprin... California. Department of Water Resources.

30. Groundwater Elevation Change, California, Spring 2008 to Spring 2013

2008. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2008 and sprin... California. Department of Water Resources.

31. Groundwater Elevation Change, California, Spring 2009 to Spring 2012

2016. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2009 and sprin... California. Department of Water Resources.

32. Groundwater Elevation Change, California, Spring 2009 to Spring 2014

2009. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2009 and sprin... California. Department of Water Resources.

33. Groundwater Elevation Change, California, Spring 2010 to Spring 2013

2010. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2010 and sprin... California. Department of Water Resources.

34. Groundwater Elevation Change, California, Spring 2010 to Spring 2015

2010. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2005 and sprin... California. Department of Water Resources.

35. Groundwater Elevation Change, California, Spring 2011 to Spring 2012

2011. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2011 and sprin... California. Department of Water Resources.

36. Groundwater Elevation Change, California, Spring 2011 to Spring 2016

2011. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2011 and sprin... California. Department of Water Resources.

37. Groundwater Elevation Change, California, Spring 2012 to Spring 2013

2012. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2012 and sprin... California. Department of Water Resources.

38. Groundwater Elevation Change, California, Spring 2012 to Spring 2015

2012. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2012 and sprin... California. Department of Water Resources.

39. Groundwater Elevation Change, California, Spring 2013 to Spring 2014

2013. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2013 and sprin... California. Department of Water Resources.

40. Groundwater Elevation Change, California, Spring 2013 to Spring 2016

2013. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2013 and sprin... California. Department of Water Resources.

41. Groundwater Elevation Change, California, Spring 2014 to Spring 2015

2014. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2014 and sprin... California. Department of Water Resources.

42. Groundwater Elevation Change Contours, California, Fall 20013 to Fall 2014

2013. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2013 and fall 201... California. Department of Water Resources.

43. Groundwater Elevation Change Contours, California, Fall 2004 to Fall 2014

2004. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2004 and fall 201... California. Department of Water Resources.

44. Groundwater Elevation Change Contours, California, Fall 2005 to Fall 2015

2005. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2005 and fall 201... California. Department of Water Resources.

45. Groundwater Elevation Change Contours, California, Fall 2009 to Fall 2014

2009. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2009 and fall 201... California. Department of Water Resources.

46. Groundwater Elevation Change Contours, California, Fall 2010 to Fall 2015

2010. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2010 and fall 201... California. Department of Water Resources.

47. Groundwater Elevation Change Contours, California, Fall 2011 to Fall 2014

2011. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2011 and fall 201... California. Department of Water Resources.

48. Groundwater Elevation Change Contours, California, Fall 2012 to Fall 2015

2012. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2012 and fall 201... California. Department of Water Resources.

49. Groundwater Elevation Change Contours, California, Fall 2014 to Fall 2015

2014. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2014 and fall 201... California. Department of Water Resources.

50. Groundwater Elevation Change Contours, California, Spring 2003 to Spring 2013

2003. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2003 and spring... California. Department of Water Resources.

51. Groundwater Elevation Change Contours, California, Spring 2004 to Spring 2014

2004. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2004 and spring... California. Department of Water Resources.

52. Groundwater Elevation Change Contours, California, Spring 2005 to Spring 2015

2015. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2005 and spring... California. Department of Water Resources.

53. Groundwater Elevation Change Contours, California, Spring 2006 to Spring 2016

2006. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2006 and spring... California. Department of Water Resources.

54. Groundwater Elevation Change Contours, California, Spring 2008 to Spring 2013

2008. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2008 and spring... California. Department of Water Resources.

55. Groundwater Elevation Change Contours, California, Spring 2009 to Spring 2014

2009. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2009 and spring... California. Department of Water Resources.

56. Groundwater Elevation Change Contours, California, Spring 2010 to Spring 2013

2010. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2010 and spring... California. Department of Water Resources.

57. Groundwater Elevation Change Contours, California, Spring 2010 to Spring 2015

2010. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2010 and spring... California. Department of Water Resources.

58. Groundwater Elevation Change Contours, California, Spring 2011 to Spring 2014

2011. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2011 and spring... California. Department of Water Resources.

59. Groundwater Elevation Change Contours, California, Spring 2011 to Spring 2016

2011. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2011 and spring... California. Department of Water Resources.

60. Groundwater Elevation Change Contours, California, Spring 2012 to Spring 2015

2012. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2012 and spring... California. Department of Water Resources.

61. Groundwater Elevation Change Contours, California, Spring 2013 to Spring 2014

2013. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2013 and spring... California. Department of Water Resources.

62. Groundwater Elevation Change Contours, California, Spring 2013 to Spring 2016

2013. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2013 and spring... California. Department of Water Resources.

63. Groundwater Elevation Change Contours, California, Spring 2014 to Spring 2015

2014. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2014 and spring... California. Department of Water Resources.

64. Groundwater Elevation Change Contours, California, Spring 2015 to Spring 2016

2015. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2015 and spring... California. Department of Water Resources.

65. North America: River Network, 15s resolution, 2009

2009. World Wildlife Fund. This river network (stream lines) map for North America is derived from the flow direction map for North America. The flow accumulation map for Nor... Geological Survey (U.S.).

66. North America: River Network, 30s resolution, 2009

2009. World Wildlife Fund. This river network (stream lines) map for North America is derived from the flow direction map for North America. The flow accumulation map for Nor... Geological Survey (U.S.).

67. Slope Channel Classification: San Francisco Bay Area, California, 2008

2008. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polyline shapefile depicts data compiled within the nine county San Francisco Bay Area Region, California using the following methods: 1) Usin... Bay Area Open Space Council.

68. South America: River Network, 15s resolution, 2006

2006. World Wildlife Fund. This river network (stream lines) map for South America is derived from the flow direction map for South America. The flow accumulation map for Sou... Geological Survey (U.S.).

69. South America: River Network, 30s resolution, 2006

2006. World Wildlife Fund. This river network (stream lines) map for South America is derived from the flow direction map for South America. The flow accumulation map for Sou... Geological Survey (U.S.).

70. Topographic Contours, Elk River Watershed, California, 1940-2000

1940. California Geological Survey, California. Department of Conservation, Marshall, Gerald, and Mendes, Eric. This line shapefile depicts contains topographic contours of the Elk River watershed in Humboldt County, California. These countours were derived f... California Geological Survey.