EPSG systems

EPSG:7590 NAD83(2011) / WISCRS Bayfield (ftUS)

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

System record
CodeEPSG:7590
NameNAD83(2011) / WISCRS Bayfield (ftUS)
TypeProjected system — Lambert Conic Conformal (1SP)
Area of use USA - Wisconsin - Bayfield
United States (USA) - Wisconsin - Bayfield county.
Bounds W -91,56° · S 46,15° · E -90,75° · N 47,01°
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.

Projection parameters

ParameterValueUnit
Latitude of natural origin46.66964837722222degree
Longitude of natural origin-91.15277777777779degree
Scale factor at natural origin1.0000331195unity
False easting750000.001US survey foot
False northing487372.659US survey foot

proj4 definition

+proj=lcc +lat_1=46.6696483772222 +lat_0=46.6696483772222 +lon_0=-91.1527777777778 +k_0=1.0000331195 +x_0=228600.457505715 +y_0=148551.483566167 +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:7590.

WKT (ESRI format, the .prj content)

PROJCS["NAD_1983_2011_WISCRS_Bayfield_Feet",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",750000.001],PARAMETER["False_Northing",487372.659],PARAMETER["Central_Meridian",-91.1527777777778],PARAMETER["Standard_Parallel_1",46.6696483772222],PARAMETER["Scale_Factor",1.0000331195],PARAMETER["Latitude_Of_Origin",46.6696483772222],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.