Datasets > Benchmarks

Category Geography
Agency City of Portland
Sub-Agency Transportation
Date Released November 14, 2013
Date Updated May 1, 2014
Frequency As needed

ArcGis Layer data for the City of Portland Benchmarks. All elevations are in COP datum. Locations are in NAD83/91, and are approximate. This data is updated regularly, so it should be re-downloaded on a regular basis (every 6mos-1yr).

Agency Program City of Portland / Transportation
Technical Documentation Benchmarks (metadata)
zipcanv8 :: January 15, 2015 - 9:37am

bench marks locations

SBERGESON :: February 28, 2017 - 11:37am