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Start Over Subject Hydrography Bounding Box -40.000931 39.999015 -39.999064 40.000987

11. Global GIS : Springs, wells and dams

Datasets Harvard University Restricted content
1997. United States. National Imagery and Mapping Agency. This datalayer is a point coverage representing the locations of springs/water holes/wells, dams/weirs, river rapids, and waterfalls worldwide and ... American Geological Institute.

12. Hydrographic Features (Lines): United States and Territories, 2011

Datasets Stanford University Public content
2011. United States. Bureau of the Census. Geography Division and United States. Bureau of Transportation Statistics. This polyline shapefile depicts hydro coverages that were created using TIGER/Line 2000 shapefile data gathered from ESRI's Geography Network. The ... United States. Bureau of Transportation Statistics.

13. Hydrographic Features (Polygons): United States and Territories, 2011

Datasets Stanford University Public content
2011. United States. Bureau of the Census. Geography Division and United States. Bureau of Transportation Statistics. This polygon shapefile depicts hydrography coverages that were created using TIGER/Line 2000 shapefile data gathered from ESRI's Geography Network.... United States. Bureau of Transportation Statistics.

14. Hydrographic Lines, North America, 2004

Datasets Stanford University Public content
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.).

15. Hydrography, North America, 2004

Datasets Stanford University Public content
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.).

16. VMap1 Coastal Areas, Polygons

Datasets Harvard University Public content
1995. National Geospatial-Intelligence Agency. This datalayer is a polygon coverage representing coastal hydrography located throughout current Vmap geographic coverage areas. Features in this l...

17. VMap1 Coastlines

Datasets Harvard University Public content
1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing coastlines (shorelines) located throughout current VMap1 geographic coverage areas. Features in ...

18. VMap1 Depth Contour Lines

Datasets Harvard University Public content
1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing hydrographic depth contour lines located throughout current VMap1 geographic coverage areas. Fea...

19. VMap1 Hydrographic Hazards, Lines

Datasets Harvard University Public content
1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing hydrographic hazards or dangers located throughout current VMap1 geographic coverage areas. Feat...

20. VMap1 Hydrographic Hazards, Points

Datasets Harvard University Public content
1995. National Geospatial-Intelligence Agency. This datalayer is a point coverage representing hydrographic hazards or dangers located throughout current VMap1 geographic coverage areas. Feature...