- Name: NAD83(HARN) / Oregon North (ft)
- Scope: Large and medium scale topographic mapping and engineering survey.
- Remarks: State law defines system in International feet (note: not US survey feet). Federal definition is metric - see code 2838. Replaces NAD83 / SPCS for applications with an accuracy of better than 3 ft. Replaced by NAD83(NSRS2007) / SPCS.
- Area of validity: United States (USA) - Oregon north of approximately 44?15'N - counties of Baker; Benton; Clackamas; Clatsop; Columbia; Gilliam; Grant; Hood River; Jefferson; Lincoln; Linn; Marion; Morrow; Multnomah; Polk; Sherman; Tillamook; Umatilla; Union; Wallowa; Wasco; Washington; Wheeler; Yamhill.