EPSG systems

EPSG:8330 NAD83(2011) / Oregon Ochoco Summit zone (ft)

Projected system (Lambert Conic Conformal (1SP)) in use: USA - Oregon - Ochoco Summit. The full definition below, and conversion in one click.

System record
CodeEPSG:8330
NameNAD83(2011) / Oregon Ochoco Summit zone (ft)
TypeProjected system — Lambert Conic Conformal (1SP)
Area of use USA - Oregon - Ochoco Summit
United States (USA) - Oregon - Ochoco Summit area.
Bounds W -121,01° · S 44,21° · E -120,31° · N 44,61°
Countries United States
DatumNAD83 (National Spatial Reference System 2011)
Ellipsoid GRS 1980 a = 6378137 m · 1/f = 298.257222101
Base geographic system EPSG:6318 — NAD83(2011)
Unit foot (X east, Y north)
Transformation to WGS 84 NAD83(2011) to WGS 84 (1) (EPSG:9774) — accuracy 2 m
ScopeEngineering survey.

Projection parameters

ParameterValueUnit
Latitude of natural origin43.5degree
Longitude of natural origin-120.5degree
Scale factor at natural origin1.00006unity
False easting131233.5958foot
False northing-262467.1916foot

proj4 definition

+proj=lcc +lat_1=43.5 +lat_0=43.5 +lon_0=-120.5 +k_0=1.00006 +x_0=39999.99999984 +y_0=-79999.99999968 +ellps=GRS80 +units=ft +towgs84=0,0,0 +no_defs

Paste it into QGIS, proj4js, PostGIS (spatial_ref_sys) or GDAL. +towgs84 carries the EPSG transformation to WGS 84; the official code stays EPSG:8330.

WKT (ESRI format, the .prj content)

PROJCS["OCRS_Ochoco_Summit_NAD_1983_2011_LCC_Ft_Intl",GEOGCS["GCS_NAD_1983_2011",DATUM["D_NAD_1983_2011",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Lambert_Conformal_Conic"],PARAMETER["False_Easting",131233.5958],PARAMETER["False_Northing",-262467.1916],PARAMETER["Central_Meridian",-120.5],PARAMETER["Standard_Parallel_1",43.5],PARAMETER["Scale_Factor",1.00006],PARAMETER["Latitude_Of_Origin",43.5],UNIT["foot",0.3048]]

All systems — United States

Source: EPSG registry v11.022 (IOGP), through the PROJ database. Always check a code on epsg.org before contractual work.