EPSG systems

EPSG:8237 NAD83(CSRS)v2

Geographic system in latitude and longitude, in use: Canada. Datum, ellipsoid and transformation to WGS 84 below.

EPSG publishes no simple transformation to WGS 84 for this datum: conversion works on the ellipsoid alone and can be off by tens of metres.

System record
CodeEPSG:8237
NameNAD83(CSRS)v2
TypeGeographic system
Area of use Canada
Canada - onshore and offshore - Alberta; British Columbia; Manitoba; New Brunswick; Newfoundland and Labrador; Northwest Territories; Nova Scotia; Nunavut; Ontario; Prince Edward Island; Quebec; Saskatchewan; Yukon.
Bounds W -141,01° · S 38,21° · E -40,73° · N 86,46°
Countries Canada
DatumNorth American Datum of 1983 (CSRS) version 2
Ellipsoid GRS 1980 a = 6378137 m · 1/f = 298.257222101
Unit degree (Lat north, Lon east)
Transformation to WGS 84 No simple transformation published (ellipsoid alone)
ScopeHorizontal component of 3D system.

proj4 definition

+proj=longlat +ellps=GRS80 +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:8237.

WKT (ESRI format, the .prj content)

GEOGCS["GCS_NAD83_CSRS_v2",DATUM["North_American_Datum_of_1983_(CSRS)_version_2",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]]

All systems — Canada

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