Dams

Identification Information

Citation

Originator: OWRD

Publish Date: 2013

Online Link: http://summit.wrd.state.or.us/arcgis/rest/services/Dynamic/ds_dams_names/MapServer

BPA Project #:

Contact Information

Agency: Oregon Water Resources Department

Name: Keith Mills

Job Position: Dam Safety Engineer

Telephone: 503-986-0840

E-Mail Address: keith.a.mills@wrd.state.or.us

Description

Abstract: Dam sites in Oregon. Obtain current data from OWRD map service (URL above). The service is updated nightly from the dams database.

Purpose: Depict the approximate location of dams in the state of Oregon that the State has statutory authority over. These are dams that are greater than or equal to 10-feet in height and store greater than or equal to 9.2-acre-feet of water behind them.

Time Period of Content: 1859 to present

Geographic Extent: Oregon

Status: Final

Use Constraints:

Format: ArcGIS layer file (ver 10.1; attached) which connects to the web map URL (above).

Data Quality Information

Lineage-Source: Dams originally located to the nearest second of latitude and longitude on USGS 1:24,000-scale quad maps in 1998. The locations have been reviewed by interns and updated where necessary. This information is stored in a format compatible with the National Dams Inventory database structure.

Data Information

No data information was supplied.

Entity and Attribute Information

Attributes Description: Field attribute information is available in the database table field descriptions.

Is a physical copy maintained for reference at Headquarters? Unknown