GeoData @ UCB

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1. Census 2010 Block Groups, Cambridge, Massachusetts

2010. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains the boundaries of the 80 block groups in the City of Cambridge for the 2010 US Census. Cambridge (Mass.). Geographic Information Systems.

2. Census 2010 Blocks, Cambridge, Massachusetts

2010. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains the 886 census blocks that make up the City of Cambridge for the 2010 Census. Cambridge (Mass.). Geographic Information Systems.

3. Census Tracts, Cambridge, Massachusetts, 2010

2010. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains the boundaries of the 30 census tracts that make up the City of Cambridge for the 2010 Census. Cambridge (Mass.). Geographic Information Systems.

4. City Boundary, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. This layer consists of one polygon representing the area and political boundary of the City of Cambridge. Cambridge (Mass.). Geographic Information Systems.

5. Commercial Tax Districts, Cambridge, Massachusetts, FY 2013

2013. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains commercial taxing districts for the City of Cambridge. This data is updated through January 1, 2012. Cambridge (Mass.). Geographic Information Systems.

6. Commercial Tax Districts, Cambridge, Massachusetts, FY 2014

2014. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains commercial taxing districts for the City of Cambridge. Cambridge (Mass.). Geographic Information Systems.

7. Congressional Districts, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains the twp elective districts for congressmen in Cambridge in the United State Congress. Cambridge (Mass.). Geographic Information Systems.

8. Election Wards and Precincts, Cambridge, Massachusetts, 2011

2011. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains 33 wards and 11 precincts within the City of Cambridge. These were adjusted in 2011 from the 2010 U.S. Census. Cambridge (Mass.). Geographic Information Systems.

9. Floodplains, Cambridge, Massachusetts, 2010

2010. Cambridge (Mass.). Geographic Information Systems. The National Flood Hazard Layer (NFHL) data incorporates all Digital Flood Insurance Rate Map(DFIRM) databases published by FEMA, and any Letters O... Cambridge (Mass.). Geographic Information Systems.

10. Historic Districts, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. This layer contains two polygons representing the city's Historic Districts, Fort Washington Historic District and Old Cambridge Historic District.... Cambridge (Mass.). Geographic Information Systems.

11. Landmarks Easements, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. This layer contains polygons representing individual properties, usually a single parcel or building. The GIS data layer was created from paper doc... Cambridge (Mass.). Geographic Information Systems.

12. Master Address Blocks, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. MasterAddressBlocks were created for the field work phase of the Master Address Project. The blocks were derived from U.S. Census blocks, and were ... Cambridge (Mass.). Geographic Information Systems.

13. Metered Parking Spaces, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains metered street parking spaces in the City of Cambridge. Cambridge (Mass.). Geographic Information Systems.

14. National Register of Historic Places, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains buildings, sites, structures, objects, and districts that have been placed on the National Register of Historic Places ... Cambridge (Mass.). Geographic Information Systems.

15. Neighborhood Conservation Districts, Cambridge, Massachusetts, 2000 (pub. 2014)

2000. Cambridge (Mass.). Geographic Information Systems. This layer contains five polygons representing the city's Neighborhood Conservation Districts (NCDs). Conservation districts are groups of building... Cambridge (Mass.). Geographic Information Systems.

16. Neighborhoods, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. Created for the establishment of neighborhood planning groups, administration of Community Development Block Group )(CDBG) programs, Community Deve... Cambridge (Mass.). Geographic Information Systems.

17. Open Space, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains open space areas within the City of Cambridge. These areas include publicly accessible land that is intended for active... Cambridge (Mass.). Geographic Information Systems.

18. Parcel Map Index, Cambridge, Massachusetts, FY 2013

2013. Cambridge (Mass.). Geographic Information Systems. This layer contains polygons that split the City of Cambridge into 286 city blocks. Each block boundary is associated with an Assessors map, and a ... Cambridge (Mass.). Geographic Information Systems.

19. Parcel Map Index, Cambridge, Massachusetts, FY 2014

2014. Cambridge (Mass.). Geographic Information Systems. This layer contains polygons that split the City of Cambridge into 286 city blocks. Each block boundary is associated with an Assessors map, and a ... Cambridge (Mass.). Geographic Information Systems.

20. Parcels, Cambridge, Massachusetts, FY 2013

2013. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains all of the property parcels in Cambridge. Each parcel has a unique Map and Lot ID number that links it to a record in t... Cambridge (Mass.). Geographic Information Systems.

21. Parcels, Cambridge, Massachusetts, FY 2014

2014. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains all of the property parcels in Cambridge. Each parcel has a unique Map and Lot ID number that links it to a record in t... Cambridge (Mass.). Geographic Information Systems.

22. Public Pools, Cambridge, Massachusetts, 2006 (pub. 2014)

2006. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains the outdoor public pool facilities within Cambridge. Data layer created in 2006 from the Open Space layer, which derive... Cambridge (Mass.). Geographic Information Systems.

23. Residential Districts, Cambridge, Massachusetts, FY 2013

2013. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains residential taxing districts for the City of Cambridge. This data is updated through January 1, 2012. Cambridge (Mass.). Geographic Information Systems.

24. Residential Districts, Cambridge, Massachusetts, FY 2014

2014. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains residential taxing districts for the City of Cambridge. Cambridge (Mass.). Geographic Information Systems.

25. State Representative Districts, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains the six elective districts for state legislators who represent Cambridge in the Massachusetts House of Representatives. Cambridge (Mass.). Geographic Information Systems.

26. State Senate Districts, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains the three elective districts for state legislators who represent Cambridge in the Massachusetts Senate. Cambridge (Mass.). Geographic Information Systems.

27. Wetlands, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing wetlands in Cambridge, Massachusetts, 2010. Cambridge (Mass.). Geographic Information Systems.

28. Zip Codes, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. This Polygon layer contains the boundaries of the five United States Postal Service (USPS) ZIP code areas in the city of Cambridge. Cambridge (Mass.). Geographic Information Systems.

29. Zoning Overlay Districts, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains the zoning overlay districts in the City of Cambridge that set out additional or alternative zoning regulations to an a... Cambridge (Mass.). Geographic Information Systems.

30. Zoning Overlay Districts, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. This polygon layer contains the zoning overlay districts in the City of Cambridge that set out additional or alternative zoning regulations to an a... Cambridge (Mass.). Geographic Information Systems.

31. Bridges, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing bridges in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

32. Buildings, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing buildings in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

33. Bus Shelters, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing bus shelters in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

34. Cemeteries, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing cemeteries in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

35. Decks, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing decks in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

36. Docks, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing docks in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

37. Driveways, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains line features representing driveways in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

38. Miscellaneous Structures, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing miscellaneous structures in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

39. Other Impervious Surfaces, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing other impervious surfaces in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

40. Parking Lots, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygons features representing parking lots in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

41. Plazas, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing plazas in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

42. Porches, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing porches in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

43. Private Walkways, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing private walkways in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

44. Public Footpaths, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing public footpaths in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

45. Roads, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing roads in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

46. Sidewalks, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains line features representing sidewalks in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

47. Sports Areas, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing sports areas in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

48. Stairs, Cambridge, Massachusetts, 2010 (pub. 2014)

2014. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing stairs in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

49. Street Sweeping Roads, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. This polygon layer shows all the roads in Cambridge and the street cleaning district for that road. The attribute district in the layer corresponds... City of Cambridge IT Department.

50. Subway Head Houses, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing subway head houses in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

51. Swimming Pools, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing swimming pools in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

52. Vegetation, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing vegetation in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

53. Water Bodies, Cambridge, Massachusetts, 2010 (pub. 2014)

2010. Cambridge (Mass.). Geographic Information Systems. This layer contains polygon features representing water bodies in Cambridge, Massachusetts, 2010. City of Cambridge IT Department.

54. Flood Insurance Risk Zones, Massachusetts, 2011

2011. United States. Federal Emergency Management Agency. The flood insurance risk zone layer contains information about the flood hazards for Massachusetts. These zones are used by the federal Emergency M... Federal Emergency Management Agency (FEMA).

55. 1:1,000,000-Scale County Boundaries of the United States, 2014

2014. Geological Survey (U.S.). This polygon shapefile contains the county boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands, by showing the counties as ar... Geological Survey (U.S.).

56. 1:1,000,000-Scale Waterbodies and Wetlands of the United States, 2014

2014. Geological Survey (U.S.). This polygon shapefile represents waterbodies and wetlands of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer was produc... Geological Survey (U.S.).

57. Areas and Facies Types of Metamorphism: Geology of the Conterminous United States, 2005

2005. King, Philip B., Arndt, Raymond E., Schruben, Paul G., Bawiec, Walter J., and Beikman, Helen M. This line shapefile shows the outlines of major calderas and impact structures in the United States. This layer is part of the Geologic Map of the ... Geological Survey (U.S.).

58. County Boundaries of the United States, 1980

1980. Geological Survey (U.S.). This polygon shapefile contains the 1980 state and county boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer ... Geological Survey (U.S.).

59. County Boundaries of the United States, 1990

1990. Geological Survey (U.S.). This polygon shapefile portrays the 1990 state and county boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer ... Geological Survey (U.S.).

60. County Boundaries of the United States, 2000

2000. Geological Survey (U.S.). This polygon shapefile portrays the 2000 state and county boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer ... Geological Survey (U.S.).

61. Geologic Units (Polygons): Geology of the Conterminous United States, 2005

1994. King, Philip B., Arndt, Raymond E., Schruben, Paul G., Bawiec, Walter J., and Beikman, Helen M. This polygon shapefile shows the boundaries of geologic units within the United States. This layer is part of the Geologic Map of the United States... Geological Survey (U.S.).

62. Global Map: 1:1,000,000-Scale Inland Water Areas of the United States, 2014

2014. Geological Survey (U.S.). This polygon shapefile includes Global Map data showing waterbodies and wetlands of the United States, Puerto Rico, and the U.S. Virgin Islands. Th... Geological Survey (U.S.).

63. Public Land Survey System of the United States, 2010

2010. Geological Survey (U.S.). This polygon shapefile portrays the Public Land Surveys of the United States, including areas of private survey, donation land claims, and land gra... Geological Survey (U.S.).

64. State Boundaries of the United States, 2005

1972. Geological Survey (U.S.). This polygon shapefile portrays the state boundaries of the United States, and the boundaries of Puerto Rico and the U.S. Virgin Islands. The map l... Geological Survey (U.S.).

65. Urban Areas of the United States, 2001

2001. Geological Survey (U.S.). This data set includes a selection of urban areas in the United States derived from the urban areas layer of the Digital Chart of the World (DCW). ... Geological Survey (U.S.).

66. 1:1,000,000-Scale Combined Statistical Areas, 2013

2013. National Atlas of the United States. This polygon shapefile contains combined statistical areas in the United States and Puerto Rico. Combined statistical areas consist of two or more ... National Atlas of the United States.

67. 1:1,000,000-Scale Core Based Statistical Areas, 2013

2013. National Atlas of the United States. This polygon shapefile contains core based statistical areas in the United States and Puerto Rico. The map layer was created from the CENSUS 2010 T... National Atlas of the United States.

68. 1:1,000,000-Scale National Wilderness Preservation System of the United States, 2014

2014. National Atlas of the United States. This polygon shapefile consists of National Wilderness Preservation System areas of 320 acres or more, in the United States, Puerto Rico, and the U... National Atlas of the United States.

69. 1:1,000,000-Scale State Boundaries of the United States, 2012

2012. National Atlas of the United States. This polygon shapefile portrays the state boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer was created by e... National Atlas of the United States.

70. 1:1,000,000-Scale State Boundaries of the United States, 2014

2014. National Atlas of the United States. This polygon shapefile portrays the state boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer was created by e... National Atlas of the United States.

71. Agriculture Census of the United States, 2002

2002. National Atlas of the United States. This polygon shapefile portrays a selected set of information that was collected for the 2002 Census of Agriculture by the National Agricultural St... National Atlas of the United States.

72. Agriculture Census of the United States, 2007

2007. National Atlas of the United States. This polygon shapefile portrays a selected set of information that was collected for the 2007 Census of Agriculture by the National Agricultural St... National Atlas of the United States.

73. Bailey's Ecoregions and Subregions of the United States, 2004

2004. United States. Forest Service. This polygon shapefile is commonly called Bailey's ecoregions and shows ecosystems of regional extent in the United States, Puerto Rico, and the U.... National Atlas of the United States.

74. Coal Fields of the United States

2001. Eastern Energy Resource Surveys Team (Geological Survey). This polygon shapefile shows the coal fields of Alaska and the conterminous United States. Most of the material for the conterminous United States ... National Atlas of the United States.

75. Costly Regional Landslide Events in the United States

2001. Godt, Jonathan W. This polygon shapefile contains information on costly regional landslide events in the 50 United States and Puerto Rico. The extents of the regiona... National Atlas of the United States.

76. Crimes United States 1994-2000

1994. National Atlas of the United States. This map layer shows crime statistics for the United States for theyears 1994-2000, drawn from the Uniform Crime Reporting Program datacompiled by ... National Atlas of the United States.

77. Crimes United States 2001-2002

2001. National Atlas of the United States. This map layer shows crime statistics for the United States for the years 2001-2002, drawn from the Uniform Crime Reporting Program datacompiled by... National Atlas of the United States.

78. Current Distributions of Selected Amphibians in the United States, 1941-2000

1941. Lannoo, Michael J., Blackburn, Laura, and Nanjappa, Priya. This polygon shapefile portrays the distribution of 10 selected amphibians in the United States, based on historical literature and museum records ... National Atlas of the United States.

79. Engineering Aspects of Karst

1984. Tobin, B. D. and Weary, David J. This polygon shapefile is a digital version of U.S. Geological Survey Open File Report 2004-1352, Engineering Aspects of Karst. The open-file repor... National Atlas of the United States.

80. Federal Lands of the United States, 2006

1972. National Atlas of the United States. This polygon shapefile contains federally owned or administered lands of the United States, Puerto Rico, and the U.S. Virgin Islands. Only areas of... National Atlas of the United States.

81. Global Map: 1:1,000,000-Scale Political Areas of the United States, 2014

2014. National Atlas of the United States. This polygon shapefile includes Global Map data showing the counties and equivalent entities of the United States, Puerto Rico, and the U.S. Virgin... National Atlas of the United States.

82. Hazardous Waste, Generated, Shipped, Received 2001-2007

2001. National Atlas of the United States. This polygon shapefile portrays the hazardous waste generated, shipped, and received by state and other areas within the United States, Puerto Rico... National Atlas of the United States.

83. Income and Employment United States 1979-1981

1979. National Atlas of the United States. This map layer portrays 1979, 1980, and 1981 estimates for total personal income, per capita personal income, annual number of full-time and part-t... National Atlas of the United States.

84. Income and Employment United States 1982

1982. National Atlas of the United States. This map layer portrays 1982 estimates for total personal income, per capita personal income, annual number of full-time and part-time jobs, averag... National Atlas of the United States.

85. Income and Employment United States 1988

1988. National Atlas of the United States. This map layer portrays 1988 estimates for total personal income, per capita personal income, annual number of full-time and part-time jobs, averag... National Atlas of the United States.

86. Income and Employment United States 1989-1990

1989. National Atlas of the United States. This map layer portrays 1989 and 1990 estimates for total personal income, per capita personal income, annual number of full-time and part-time job... National Atlas of the United States.

87. Income and Employment United States 1991-1992

1991. National Atlas of the United States. This map layer portrays 1991 and 1992 estimates for total personal income, per capita personal income, annual number of full-time and part-time job... National Atlas of the United States.

88. Income and Employment United States 1993-2001

1993. National Atlas of the United States. This map layer portrays 1993 to 2001 estimates for total personal income, per capita personal income, annual number of full-time and part-time jobs... National Atlas of the United States.

89. Income and Employment United States 2002-2003

2002. National Atlas of the United States. This map layer portrays 2002 and 2003 estimates for total personal income, per capita personal income, annual number of full-time and part-time job... National Atlas of the United States.

90. Income and Employment United States 2004-2008

2004. National Atlas of the United States. This map layer portrays 2004-2008 per capita personal income, annual number of full-time and part-time jobs, average wage per job in dollars, popul... National Atlas of the United States.

91. Income and EmploymentUnited States 1983-1987

1983. National Atlas of the United States. This map layer portrays 1983 to 1987 estimates for total personal income, per capita personal income, annual number of full-time and part-time job... National Atlas of the United States.

92. Indian Lands of the United States, 2006

2006. National Atlas of the United States. This polygon shapefile shows Indian lands of the United States. Only areas of 640 acres or more are included. Federally-administered lands within a... National Atlas of the United States.

93. Labor Statistics United States 2000-2001

2000. National Atlas of the United States. This data set portrays labor statistics annual averages for the years 2000 and 2001, shown by county, for the United States and Puerto Rico. The d... National Atlas of the United States.

94. Labor Statistics United States 2002-2004

2002. National Atlas of the United States. This data set portrays labor statistics annual averages for the years 2002 to 2004, shown by county, for the United States and Puerto Rico. The da... National Atlas of the United States.

95. Labor Statistics United States 2005-2009

2005. National Atlas of the United States. This data set portrays labor statistics annual averages for the years 2005 to 2009, shown by county, for the United States and Puerto Rico. The da... National Atlas of the United States.

96. Landslide Incidence and Susceptibility in the Conterminous United States

2001. Geological Survey (U.S.) and Godt, Jonathan W. These polygon shapefile is a digital version of U.S. Geological Survey Professional Paper 1183, Landslide Overview Map of the Conterminous United S... National Atlas of the United States.

97. National Fire Plan - Hazardous Fuels Reduction Program, 2004

2004. National Atlas of the United States. This polygon shapefile portrays county level data for the fiscal-year-2004 National Fire Plan - Hazardous Fuels Reduction Program. The purpose of t... National Atlas of the United States.

98. National Wilderness Preservation System of the United States, 2006

1972. National Atlas of the United States. This polygon shapefile contains National Wilderness Preservation System areas of 640 acres or more, in the United States, Puerto Rico, and the U.S.... National Atlas of the United States.

99. Omernik's Level III Ecoregions of the Continental United States, 2003

2003. United States. Environmental Protection Agency. This polygon shapefile shows Omernik's Level III ecoregions, derived from a 1:7,500,000 map created by J.M. Omernik in 1987 and from refinements of... National Atlas of the United States.

100. Quaternary Fault and Fold Database of the United States (Polygons)

2005. Geological Survey (U.S.). This map layer contains locations and information on faults and associated folds, in the United States, that are believed to be sources of signific... National Atlas of the United States.