EPSG systems

EPSG:3739 NAD83 / Wyoming West (ftUS)

Projected system (Transverse Mercator) in use: USA - Wyoming - SPCS - W. The full definition below, and conversion in one click.

System record
CodeEPSG:3739
NameNAD83 / Wyoming West (ftUS)
TypeProjected system — Transverse Mercator
Area of use USA - Wyoming - SPCS - W
United States (USA) - Wyoming - counties of Lincoln; Sublette; Teton; Uinta.
Bounds W -111,06° · S 40,99° · E -109,04° · N 44,67°
Countries United States
DatumNorth American Datum 1983
Ellipsoid GRS 1980 a = 6378137 m · 1/f = 298.257222101
Base geographic system EPSG:4269 — NAD83
Unit US survey foot (X east, Y north)
Transformation to WGS 84 NAD83 to WGS 84 (1) (EPSG:1188) — accuracy 4 m
ScopeEngineering survey, topographic mapping.

Projection parameters

ParameterValueUnit
Latitude of natural origin40.5degree
Longitude of natural origin-110.08333333333333degree
Scale factor at natural origin0.9999375unity
False easting2624666.6667US survey foot
False northing328083.3333US survey foot

proj4 definition

+proj=tmerc +lat_0=40.5 +lon_0=-110.083333333333 +k=0.9999375 +x_0=800000.00001016 +y_0=99999.99998984 +a=6378137 +rf=298.257222101 +units=us-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:3739.

WKT (ESRI format, the .prj content)

PROJCS["NAD_1983_StatePlane_Wyoming_West_FIPS_4904_Feet",GEOGCS["GCS_North_American_1983",DATUM["D_North_American_1983",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",2624666.6667],PARAMETER["False_Northing",328083.3333],PARAMETER["Central_Meridian",-110.083333333333],PARAMETER["Scale_Factor",0.9999375],PARAMETER["Latitude_Of_Origin",40.5],UNIT["US survey foot",0.304800609601219]]

All systems — United States

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