EPSG systems

EPSG:6612 NAD83(2011) / Wyoming East (ftUS)

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

System record
CodeEPSG:6612
NameNAD83(2011) / Wyoming East (ftUS)
TypeProjected system — Transverse Mercator
Area of use USA - Wyoming - SPCS - E
United States (USA) - Wyoming - counties of Albany; Campbell; Converse; Crook; Goshen; Laramie; Niobrara; Platte; Weston.
Bounds W -106,33° · S 40,99° · E -104,05° · N 45,01°
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 US survey foot (X east, Y north)
Transformation to WGS 84 NAD83(2011) to WGS 84 (1) (EPSG:9774) — accuracy 2 m
ScopeEngineering survey, topographic mapping.

Projection parameters

ParameterValueUnit
Latitude of natural origin40.5degree
Longitude of natural origin-105.16666666666667degree
Scale factor at natural origin0.9999375unity
False easting656166.6667US survey foot
False northing0US survey foot

proj4 definition

+proj=tmerc +lat_0=40.5 +lon_0=-105.166666666667 +k=0.9999375 +x_0=200000.00001016 +y_0=0 +ellps=GRS80 +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:6612.

WKT (ESRI format, the .prj content)

PROJCS["NAD_1983_2011_StatePlane_Wyoming_East_FIPS_4901_Ft_US",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["Transverse_Mercator"],PARAMETER["False_Easting",656166.6667],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-105.166666666667],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.