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1. Offshore Border: United States and Mexico, 2004

2004. California. Department of Fish and Game. Marine Resources Region. This line shapefile represents the offshore boundary between the United States and Mexico. This layer is part of a collection of data created by th... California. Department of Fish and Game. Marine Resources Region.

2. North American Atlas - Bathymetry (Lines)

2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Canada Centre for Mapping, and Geological Survey (U.S.). This line shapefile shows bathymetric contours with depth in metres for ocean areas covered by the extent of the North American Atlas project. Isob... Canada Centre for Mapping.

3. North American Atlas - Bathymetry (Polygons)

2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Canada Centre for Mapping, and Geological Survey (U.S.). This polygon shapefile contains bathymetric data with depth in metres for ocean areas covered by the extent of the North American Atlas project. Is... Canada Centre for Mapping.

4. U.S. National Atlas Historic Earthquakes 2008

1568. National Atlas of the United States and the United States Geological Survey. U.S. National Atlas Historic Earthquakes represents the locations of significant, historic earthquakes in United States and adjacent Canada and Mex... ESRI.

5. U.S. National Atlas Historic Earthquakes 2000

1568. National Atlas of the United States and the United States Geological Survey. U.S. National Atlas Historic Earthquakes represents the locations of significant, historic earthquakes in United States and adjacent Canada and Mex... Environmental Systems Research Institute, Inc. (ESRI).

6. U.S. National Atlas Historic Earthquakes 2002

1568. National Atlas of the United States and the United States Geological Survey. U.S. National Atlas Historic Earthquakes represents the locations of significant, historic earthquakes in United States and adjacent Canada and Mex... Environmental Systems Research Institute, Inc. (ESRI).

7. United States Historic Earthquakes, 2012

1568. National Atlas of the United States and the United States Geological Survey and Environmental Systems Research Institute (Redlands, Calif.). United States Historic Earthquakes is a point theme representing the locations of significant, historic earthquakes in United States and adjacent C... Esri.

8. 1:1,000,000-Scale National Boundaries of the United States, 2014

2014. Geological Survey (U.S.). This polygon shapefile contains the boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer was created by extract... Geological Survey (U.S.).

9. Hydrographic Lines, North America, 2004

2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Geological Survey (U.S.), and Canada Centre for Remote Sensing. This line shapefile shows the coastline, linear hydrographic features, and area hydrographic features in North America. This data set was produced ... Geological Survey (U.S.).

10. Hydrography, North America, 2004

2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Geological Survey (U.S.), and Canada Centre for Remote Sensing. This polygon shapefile shows areas of coastline, and other hydrographic features in North America. This data set was produced using digital files s... Geological Survey (U.S.).

11. Political Boundaries, North America, 2004

2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Geological Survey (U.S.), and Canada Centre for Remote Sensing. This polygon shapefile depicts the political boundaries of North America, including: international boundaries, provincial boundaries, state or terr... Geological Survey (U.S.).

12. Political Boundary Lines, North America, 2004

2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Geological Survey (U.S.), and Canada Centre for Remote Sensing. This line shapefile depicts the political boundaries of North America, including: international boundaries, provincial boundaries, state or territo... Geological Survey (U.S.).

13. Populated Places, North America. 2004

2004. Geological Survey (U.S.), Instituto Nacional de Estadística, Geografía e Informática (Mexico), and Canada Centre for Remote Sensing. A joint venture involving the National Atlas programs in Canada (Natural Resources Canada), Mexico (Instituto Nacional de Estadística Geografía e I... Geological Survey (U.S.).

14. Roads, North America, 2004

2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Geological Survey (U.S.), and Canada Centre for Remote Sensing. This line shapefile represents roads in North America at 1:1,000,000 scale. The roads included in this layer are either those that connect major ce... Geological Survey (U.S.).

15. Magnetic Field - Declination Component for the Epoch 2010.0

2010. National Geophysical Data Center. This map layer shows isogonic lines (lines of constant declination of the Earth's magnetic field), derived from the International Geomagnetic Refer... National Atlas of the United States.

16. Magnetic Field - Horizontal Component of the Total Field Intensity for the Epoch 2010.0

2010. National Geophysical Data Center. This line shapefile shows lines of equal horizontal intensity of the Earth's magnetic field, derived from the International Geomagnetic Reference F... National Atlas of the United States.

17. Magnetic Field - Inclination Component for the Epoch 2010.0

2010. National Geophysical Data Center. This shapefile shows isoclinic lines (lines of constant inclination of the Earth's magnetic field), derived from the International Geomagnetic Refe... National Atlas of the United States.

18. Magnetic Field - Secular Variation of the Declination Component for the Epoch 2010.0

2010. National Geophysical Data Center. This map layer shows isoporic lines (lines of equal annual change, or secular variation, in the declination of the Earth's magnetic field), derived... National Atlas of the United States.

19. Magnetic Field - Secular Variation of the Horizontal Component of the Total Field Intensity for the Epoch 2010.0

2010. National Geophysical Data Center. This line shapefile shows lines of equal annual change (secular variation) in the horizontal component of the total field intensity of the Earth's ... National Atlas of the United States.

20. Magnetic Field - Secular Variation of the Inclination Component for the Epoch 2010.0

2010. National Geophysical Data Center. This shapefile shows lines of equal annual change (secular variation) in the inclination of the Earth's magnetic field, derived from the Internatio... National Atlas of the United States.

21. Magnetic Field - Secular Variation of the Total Field Component for the Epoch 2010.0

2010. National Geophysical Data Center. This line shapefile shows lines of equal annual change (secular variation), in the total field intensity of the Earth's magnetic field, derived fro... National Atlas of the United States.

22. Magnetic Field - Secular Variation of the Vertical Component of the Total Field Intensity for the Epoch 2010.0

2010. National Geophysical Data Center. This line shapefile shows lines of equal annual change (secular variation) in the vertical component of the total field intensity of the Earth's ma... National Atlas of the United States.

23. Magnetic Field - Total Field Intensity for the Epoch 2010.0

2010. National Geophysical Data Center. This shapefile contains isodynamic lines (lines of equal total intensity of the Earth's magnetic field), derived from the International Geomagnetic... National Atlas of the United States.

24. Magnetic Field - Vertical Component of the Total Field Intensity for the Epoch 2010.0

2010. National Geophysical Data Center. This line shapefile shows lines of equal vertical intensity of the Earth's magnetic field, derived from the International Geomagnetic Reference Fie... National Atlas of the United States.

25. North American Bat Ranges, 1830-2008

1830. National Atlas of the United States. This poygon shapefile portrays the distributions of United States and Canadian bat species during the past 100-150 years (1830-2009). The specimen ... National Atlas of the United States.

26. Volcanoes: United States, 2004

2004. National Atlas of the United States. This point shapefile includes Holocene volcanoes, which are those thought to be active in the last 10,000 years, that are within an extended area o... National Atlas of the United States.

27. North America (Electric Control Area Points, Dec. 2008)

Platts. The Control Area Points layer contains a schematic point representation of interconnected control areas. The point locations are for presentation o... Platts.

28. North America (Electric Holding Company Service Territories, Dec. 2008)

Platts. The Platts Electric Holding Company Service Territories geospatial data layer contains regions representing the geographic extent of retail service... Platts.

29. North America (Electric Investor Owned Utility Service Territories, Dec. 2008)

Platts. The Platts Electric Investor Owned Utility (IOU) Service Territories geospatial data layer contains regions representing the geographic extent of r... Platts.

30. North America (Electric Market Area Interconnections, Dec. 2008)

Platts. Schematic representation of interconnections among BaseCase market areas. See Quarterly Update for details. . Platts.

31. North America (Electric Market Area Points, Dec. 2008)

Platts. Points representing BaseCase market areas. Platts.

32. North America (Electric Market Areas, Dec. 2008)

Platts. The Platts Electric Market Areas geospatial data layer contains regions representing the geographic extent of electric price clearing markets. If ... Platts.

33. North America (Electric Market Areas, 2008)

Platts. The Platts Electric Market Areas geospatial data layer contains regions representing the geographic extent of electric price clearing markets. If ... Platts.

34. North America (Electric Planning Areas, Dec. 2008)

Platts. The Platts Electric Planning Areas geospatial data layer contains regions representing the geographic extent of utility planning areas, derived fro... Platts.

35. North America (Electric Substations, 2008)

Platts. The Platts Electric Substation geospatial data layer contains point features representing electric transmission, sub-transmission, and some distrib... Platts.

36. North America (Electric Substations, Aug. 2008)

Platts. The Platts Electric Substation geospatial data layer contains point features representing electric transmission, sub-transmission, and some distrib... Platts.

37. North America (Electric Substations, Dec. 2008)

Platts. The Platts Electric Substation geospatial data layer contains point features representing electric transmission, sub-transmission, and some distrib... Platts.

38. North America (Electric Transmission Area Points, Dec. 2008)

Platts. Points representing BaseCase transmission areas. Platts.

39. North America (Electric Transmission Areas, 2008)

Platts. The Platts Electric Transmission Areas geospatial data layer contains regions representing the geographic extent of adjacent market areas whose flo... Platts.

40. North America (Electric Transmission Areas, Dec. 2008)

Platts. The Platts Electric Transmission Areas geospatial data layer contains regions representing the geographic extent of adjacent market areas whose flo... Platts.

41. North America Electric Transmission Lines, 2009

2009. Platts (Firm). Electric Transmission Lines is a polyline theme representing electric power lines of transmission and sub-transmission voltages covering North Amer... Platts.

42. North America (Electric Transmission Lines, Aug. 2008)

Platts. The Platts Transmission Lines geospatial data layer contains electric power lines of transmission and sub-transmission voltages covering North Amer... Platts.

43. North America (Electric Transmission Lines, Dec. 2008)

Platts. The Platts Transmission Lines geospatial data layer contains electric power lines of transmission and sub-transmission voltages covering North Amer... Platts.

44. North America (ISO Nodal Pricing Points, Dec. 2008)

Platts. The Platts ISO Nodal Pricing Points geospatial data layer contains point features representing the North American nodal pricing locations. Platts.

45. North America ((LNG) Liquefied Natural Gas Import Terminals, 2008)

Platts. The Platts Liquefied Natural Gas (LNG) Import Terminals geospatial data layer contains point features representing locations in and around the Unit... Platts.

46. North America (Megawatt Daily Pricing Points, Aug. 2008)

Platts. The approximate location of all pricing points listed in Platts' Megawatt Daily publication. . Platts.

47. North America (Megawatt Daily Pricing Points, Dec. 2008)

Platts. The approximate location of all pricing points listed in Platts' Megawatt Daily publication. Platts.

48. North America (Megawatt Daily Pricing Points, Mar. 2008)

Platts. The approximate location of all pricing points listed in Platts' Megawatt Daily publication. . Platts.

49. North America (Natural Gas Holding Company Service Territories, 2008)

Platts. The Platts Natural Gas Holding Company Service Territories geospatial data layer contains regions representing the geographic extent of retail serv... Platts.

50. North America (Natural Gas Pipelines, 2008)

Platts. The Platts Natural Gas Pipelines geospatial data layer contains interstate and intrastate gas pipelines throughout North America. These pipelines ... Platts.