EPSG systems

EPSG:2765 NAD83(HARN) / Arkansas South

Projected system (Lambert Conic Conformal (2SP)) in use: USA - Arkansas - SPCS - S. The full definition below, and conversion in one click.

System record
CodeEPSG:2765
NameNAD83(HARN) / Arkansas South
TypeProjected system — Lambert Conic Conformal (2SP)
Area of use USA - Arkansas - SPCS - S
United States (USA) - Arkansas - counties Arkansas; Ashley; Bradley; Calhoun; Chicot; Clark; Cleveland; Columbia; Dallas; Desha; Drew; Garland; Grant; Hempstead; Hot Spring; Howard; Jefferson; Lafayette; Lee; Lincoln; Little River; Lonoke; Miller; Monroe; Montgomery; Nevada; Ouachita; Phillips; Pike; Polk; Prairie; Pulaski; Saline; Sevier; Union.
Bounds W -94,48° · S 33,01° · E -90,40° · N 35,10°
Countries United States
DatumNAD83 (High Accuracy Reference Network)
Ellipsoid GRS 1980 a = 6378137 m · 1/f = 298.257222101
Base geographic system EPSG:4152 — NAD83(HARN)
Unit metre (X east, Y north)
Transformation to WGS 84 NAD83(HARN) to WGS 84 (3) (EPSG:1901) — accuracy 1 m
ScopeEngineering survey, topographic mapping.

Projection parameters

ParameterValueUnit
Latitude of false origin32.666666666666664degree
Longitude of false origin-92degree
Latitude of 1st standard parallel34.766666666666666degree
Latitude of 2nd standard parallel33.3degree
Easting at false origin400000metre
Northing at false origin400000metre

proj4 definition

+proj=lcc +lat_0=32.6666666666667 +lon_0=-92 +lat_1=34.7666666666667 +lat_2=33.3 +x_0=400000 +y_0=400000 +ellps=GRS80 +units=m +towgs84=-0.991,1.9072,0.5129,0.02579,0.00965,0.01166,0 +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:2765.

WKT (ESRI format, the .prj content)

PROJCS["NAD_1983_HARN_StatePlane_Arkansas_South_FIPS_0302",GEOGCS["GCS_North_American_1983_HARN",DATUM["D_North_American_1983_HARN",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Lambert_Conformal_Conic"],PARAMETER["False_Easting",400000.0],PARAMETER["False_Northing",400000.0],PARAMETER["Central_Meridian",-92.0],PARAMETER["Standard_Parallel_1",34.7666666666667],PARAMETER["Standard_Parallel_2",33.3],PARAMETER["Latitude_Of_Origin",32.6666666666667],UNIT["Meter",1.0]]

All systems — United States

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