Attributes: GIS Surface Effects Maps

Listed are name, description, type, and example of data contained in the surface effects map databases. Attributes related to the surface effects maps are listed under the "Surface Effects Map Layers and Themes" section. Attributes related to the bar-and-ball (fault) symbols used on the surface effects maps are listed under the "Bar Layers and Themes" and the "Ball Layers and Themes" sections. 

View Explanation of Map Symbols (PDF Format)

Name

Description

Type

Example

Surface Effects Map Layers and Themes

Areaid

Operation Area of the Nevada Test Site

Text

Area02

Siteid

Borehole name as listed in the RSN Drilling & Mining Summary (Red Book); (Terry, 1990).

Text

U-2dg

Feature

Surface effects feature type

Text

Crack

Length

Length of surface effects feature, in feet.

Numerical

256.58

Source

Original source map for the surface effects feature. This attribute is used to track the source of every feature. This information is also contained in the sites database as Se_source.

Text

Original Mylar

U-2dg

Label

A label that can be displayed on the surface effects maps, where necessary

Text

Reactivated

Bar Symbol Layers and Themes

Areaid

NTS Operation Area

Text

Area02

Siteid

Borehole name as listed in the RSN Drilling & Mining Summary (Red Book); (Terry, 1990).

Text

U-2dg

Feature

Surface effects feature type

Text

Fault

Source

Original source map for the surface effects feature. This attribute is used to track the source of every feature. This information is also contained in the sites database as Se_source.

Text

Original Mylar

U-2dg

Notes

Notes about the bar-and-bale feature, where applicable

Text

Ball Symbol Layers and Themes

Areaid

NTS Operation Area

Text

Area02

Siteid

Borehole name as listed in the RSN Drilling & Mining Summary (Red Book); (Terry, 1990).

Text

U-2dg

Feature

Surface effects feature type

Text

Fault

Offset_cm

Vertical offset on the fault, in centimeters, as measured at the location of the ball symbol. This attribute is used to label the bar-and-ball symbols.

Text

30

Source

Original source map for the surface effects feature. This attribute is used to track the source of every feature. This information is also contained in the sites database as Se_source.

Text

Original Mylar

U-2dg

Notes

Notes about the bar-and-ball feature, where applicable

Text

References:

• Terry, Herman, 1990, RSN Drilling and Mining Summary (Red Book), map.

• U.S. Department of Energy, 2000, United States Nuclear Weapons Tests, July 1945 through September 1992. DOE/NV-209, Rev. 15 (December 2000). Available only from U.S. Department of Commerce, National Technical Information Service, Springfield, Virginia, 22161.