Metadata for Montana 1-Kilometer Digital Elevation Model

Identification Information
Data Quality Information
Spatial Data Organization Information
Spatial Reference Information
Entity and Attribute Information
Distribution Information
Metadata Reference Information

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Identification Information:

Citation:

Originator: Montana State Library
Publication date: 05/15/1992
Title: Montana 1-Kilometer Digital Elevation Model
Other citation details:: The former name of the data set on the NRIS web site was "el11"
Online linkage: ftp://ftp.geoinfo.msl.mt.gov/Data/Spatial/NonMSDI/Elevation/DEM_1000m_1992.zip

Browse graphic file name: ftp://ftp.geoinfo.msl.mt.gov/Documents/Maps/Thumbnails/19950429_475_thumb.jpg
Browse graphic file description: Thumbnail of shaded relief map based on 1-kilometer DEM

Browse graphic file name: ftp://ftp.geoinfo.msl.mt.gov/Documents/Maps/Individual/19950429_475_1995_Elevation.gif
Browse graphic file description: Shaded relief map based on 1-kilometer DEM

Abstract:

One-kilometer Digital Elevation Model for Montana. This data is from the EROS Data Center 30-second Digital Elevation Model of North America, which was derived from the Digital Chart of the World 1:1,000,000 scale contour and hydrography data.

Time period of content:

Calendar date: 1992
Currentness reference: Publication Date

Status:

Progress: Complete

Access constraints: None

Use constraints:

The Montana State Library provides this product/service for informational purposes only. The Library did not produce it for, nor is it suitable for legal, engineering, or surveying purposes. Consumers of this information should review or consult the primary data and information sources to ascertain the viability of the information for their purposes. The Library provides these data in good faith but does not represent or warrant its accuracy, adequacy, or completeness. In no event shall the Library be liable for any incorrect results or analysis; any direct, indirect, special, or consequential damages to any party; or any lost profits arising out of or in connection with the use or the inability to use the data or the services provided. The Library makes these data and services available as a convenience to the public, and for no other purpose. The Library reserves the right to change or revise published data and/or services at any time.

Point of contact:

Montana State Library
PO Box 201800
Helena, Montana 59620-1800
Telephone: 406-444-5354
TDD/TTY telephone: 406-444-4799
Fax: 406-444-0266
E-Mail: geoinfo@mt.gov

Data Quality Information:

Attribute accuracy report:

The DCW elevation data has a stated accuracy of plus or minus 650 meters.

Horizontal Positional Accuracy Report:

The DCW source data has a stated accuracy of plus or minus 2000 meters.

Vertical positional accuracy report:

The DCW elevation data has a stated accuracy of plus or minus 650 meters.

Lineage:

Source information:

Originator: EROS Data Center
Publication date: 1992
Title: 30-second digital elevation model
Source scale denominator: 2000000
Source contribution: This data set is a copy of part of this source.
Calendar date: 1992

Source information:

Originator: Defense Mapping Agency
Publication date: 1992
Title: Digital Chart of the World elevation and hydrography data.
Source scale denominator: 1000000
Source contribution:: The EROS 30-second data was derived by processing this data with the ANUDEM program.
Calendar date: 1992

Process step:

Process the DCW contour and hydrography data with the ANUDEM program from Australian National University to produce a digital elevation model. Performed by the EROS data center.


Process date: 1992

Process step:

Clip the area of Montana from the EROS Data Center 30-second Digital Elevation Model. Performed by Environmental Systems Monitoring Laboratory, Las Vegas.


Process date: 1992

Process step:

Project the Montana DEM from geographic coordinates to UTM. Performed by Environmental Systems Monitoring Laboratory, Las Vegas.


Process date: 1992

Process step:

Project the DEM from UTM zone 12 to Albers Equal Area Projection. Performed by the Montana State Library.


Process date: 05/15/1992

Spatial Data Organization Information:

Raster object information:

Raster object type: Point
Row count: 599
Column count: 833

Spatial Reference Information:

Horizontal coordinate system definition:

Grid coordinate system name: State Plane Coordinate System 1983

SPCS zone identifier: 2500

Lambert conformal conic:

Standard parallel: 45
Standard parallel: 49
Longitude of central meridian: -109.5
Latitude of projection origin: 44.25
False easting: 600000.00000
False northing: 0.00000

Planar distance units: meters

Geodetic model:

Horizontal datum name: North American Datum of 1983
Ellipsoid name: Geodetic Reference System 80
Semi-major axis: 6378137
Denominator of flattening ratio: 298.257

Altitude system definition:

Altitude datum name: NGVD29
Altitude resolution: 1
Altitude distance units: FEET
Altitude encoding method: Implicit coordinate

Entity and Attribute Information:

Entity type label: Cell Values

Attribute label: VALUE

Attribute definition: Elevation, feet
Range domain minimum: 1883
Range domain maximum: 11610
Attribute units of measure: Feet

Distribution Information:

Distributor:

Montana State Library
PO Box 201800
Helena, MT 59620-1800
Telephone: 406-444-5354
TDD/TTY telephone: 406-444-4799
Fax: 406-444-0266
E-Mail: geoinfo@mt.gov

Resource description: Downloadable Data

Distribution liability:

Standard order process:

Digital form:

Format name: GeoTIFF
Online option:

Metadata Reference Information:

Metadata date: 01/13/2014

Metadata review date: 04/17/2013

Metadata review date: 09/29/2004

Metadata review date: 03/07/1996

Metadata review date: 01/04/1996

Metadata contact:

Montana State Library
PO Box 201800
Helena, Montana 59620-1800
Telephone: 406-444-5354
TDD/TTY telephone: 406-444-4799
Fax: 406-444-0266
E-Mail: geoinfo@mt.gov