EPSG systems

EPSG:26856 NAD83(HARN) / Maine West (ftUS)

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

System record
CodeEPSG:26856
NameNAD83(HARN) / Maine West (ftUS)
TypeProjected system — Transverse Mercator
Area of use USA - Maine - SPCS - W
United States (USA) - Maine - counties of Androscoggin; Cumberland; Franklin; Kennebec; Lincoln; Oxford; Sagadahoc; Somerset; York.
Bounds W -71,09° · S 43,04° · E -69,26° · N 46,58°
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 US survey foot (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 natural origin42.833333333333336degree
Longitude of natural origin-70.16666666666667degree
Scale factor at natural origin0.999966667unity
False easting2952750US survey foot
False northing0US survey foot

proj4 definition

+proj=tmerc +lat_0=42.8333333333333 +lon_0=-70.1666666666667 +k=0.999966667 +x_0=900000 +y_0=0 +ellps=GRS80 +units=us-ft +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:26856.

WKT (ESRI format, the .prj content)

PROJCS["NAD_1983_HARN_StatePlane_Maine_West_FIPS_1802_Feet",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["Transverse_Mercator"],PARAMETER["False_Easting",2952750.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-70.1666666666667],PARAMETER["Scale_Factor",0.999966667],PARAMETER["Latitude_Of_Origin",42.8333333333333],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.