EPSG:2948 — NAD83(CSRS) / MTM zone 6

Projected · Canada - Quebec and Labrador - 69°W to 66°W

Export Formats

OGC WKT

PROJCS[
    "NAD83(CSRS) / MTM zone 6",
    GEOGCS[
        "NAD83(CSRS)",
        DATUM[
            "NAD83_Canadian_Spatial_Reference_System",
            SPHEROID["GRS 1980",6378137,298.257222101],
            TOWGS84[-0.991,1.9072,0.5129,-1.25033E-07,-4.6785E-08,-5.6529E-08,0]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4617"]
    ],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",-67.5],
    PARAMETER["scale_factor",0.9999],
    PARAMETER["false_easting",304800],
    PARAMETER["false_northing",0],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","2948"]
]

WKT2

PROJCRS[
    "NAD83(CSRS) / MTM zone 6",
    BASEGEOGCRS[
        "NAD83(CSRS)",
        DATUM[
            "NAD83 Canadian Spatial Reference System",
            ELLIPSOID[
                "GRS 1980",
                6378137,
                298.257222101,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7019]
            ],
            ID["EPSG",6140]
        ],
        ID["EPSG",4617]
    ],
    CONVERSION[
        "MTM zone 6",
        METHOD["Transverse Mercator",ID["EPSG",9807]],
        PARAMETER[
            "Latitude of natural origin",
            0,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8801]
        ],
        PARAMETER[
            "Longitude of natural origin",
            -67.5000000000003,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8802]
        ],
        PARAMETER[
            "Scale factor at natural origin",
            0.9999,
            SCALEUNIT["unity",1,ID["EPSG",9201]],
            ID["EPSG",8805]
        ],
        PARAMETER[
            "False easting",
            304800,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            0,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",17706]
    ],
    CS[Cartesian,2,ID["EPSG",4496]],
    AXIS["Easting (E(X))",east],
    AXIS["Northing (N(Y))",north],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",2948]
]

PROJ.4

+proj=tmerc +lat_0=0 +lon_0=-67.5 +k=0.9999 +x_0=304800 +y_0=0 +ellps=GRS80 +towgs84=-0.991,1.9072,0.5129,-1.25033e-07,-4.6785e-08,-5.6529e-08,0 +units=m +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:2948", "+proj=tmerc +lat_0=0 +lon_0=-67.5 +k=0.9999 +x_0=304800 +y_0=0 +ellps=GRS80 +towgs84=-0.991,1.9072,0.5129,-1.25033e-07,-4.6785e-08,-5.6529e-08,0 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 2948,
  "name": "NAD83(CSRS) / MTM zone 6",
  "kind": "projected",
  "area": "Canada - Quebec and Labrador - 69°W to 66°W",
  "unit": "metre",
  "bbox": [
    47.31,
    -69,
    59,
    -66
  ],
  "proj4": "+proj=tmerc +lat_0=0 +lon_0=-67.5 +k=0.9999 +x_0=304800 +y_0=0 +ellps=GRS80 +towgs84=-0.991,1.9072,0.5129,-1.25033e-07,-4.6785e-08,-5.6529e-08,0 +units=m +no_defs +type=crs"
}

PostGIS

How to add a projection to PostGIS? →

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (2948, 'EPSG', 2948, '+proj=tmerc +lat_0=0 +lon_0=-67.5 +k=0.9999 +x_0=304800 +y_0=0 +ellps=GRS80 +towgs84=-0.991,1.9072,0.5129,-1.25033e-07,-4.6785e-08,-5.6529e-08,0 +units=m +no_defs +type=crs', 'PROJCS["NAD83(CSRS) / MTM zone 6",GEOGCS["NAD83(CSRS)",DATUM["NAD83_Canadian_Spatial_Reference_System",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[-0.991,1.9072,0.5129,-1.25033E-07,-4.6785E-08,-5.6529E-08,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4617"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-67.5],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",304800],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","2948"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=tmerc"
  "+lat_0=0"
  "+lon_0=-67.5"
  "+k=0.9999"
  "+x_0=304800"
  "+y_0=0"
  "+ellps=GRS80"
  "+towgs84=-0.991,1.9072,0.5129,-1.25033e-07,-4.6785e-08,-5.6529e-08,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

2948=PROJCS["NAD83(CSRS) / MTM zone 6",GEOGCS["NAD83(CSRS)",DATUM["NAD83_Canadian_Spatial_Reference_System",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[-0.991,1.9072,0.5129,-1.25033E-07,-4.6785E-08,-5.6529E-08,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4617"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-67.5],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",304800],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","2948"]]

Related Coordinate Systems

Available Transformations (14)

Transformations inherited from base CRS: EPSG:4617 (NAD83(CSRS))

Transformation	Source → Target	Accuracy (m)
NAD83(CSRS) to WGS 84 (2)	4617 → 4326	1
NAD83 to NAD83(CSRS) (4)	4269 → 4617	2
NAD83(CSRS) to WGS 84 (1)	4617 → 4326	2
ATS77 to NAD83(CSRS) (1) Deprecated	4122 → 4617	1.5
ATS77 to NAD83(CSRS) (2) Deprecated	4122 → 4617	1.5
ATS77 to NAD83(CSRS) (3) Deprecated	4122 → 4617	1.5
NAD27 to NAD83(CSRS) (1) Deprecated	4267 → 4617	1.5
NAD27 to NAD83(CSRS) (2) Deprecated	4267 → 4617	1.5
NAD27 to NAD83(CSRS) (4) Deprecated	4267 → 4617	0.8
NAD83 to NAD83(CSRS) (1) Deprecated	4269 → 4617	1.5

Other CRS using NAD83 Canadian Spatial Reference System (70)

Frequently Asked Questions

How do I add EPSG:2948 to GeoServer?

Add the following definition to your GeoServer configuration:

2948=PROJCS["NAD83(CSRS) / MTM zone 6",GEOGCS["NAD83(CSRS)",DATUM["NAD83_Canadian_Spatial_Reference_System",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[-0.991,1.9072,0.5129,-1.25033E-07,-4.6785E-08,-5.6529E-08,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4617"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-67.5],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",304800],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","2948"]]

Read the full GeoServer guide →

How do I add EPSG:2948 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (2948, 'EPSG', 2948, '+proj=tmerc +lat_0=0 +lon_0=-67.5 +k=0.9999 +x_0=304800 +y_0=0 +ellps=GRS80 +towgs84=-0.991,1.9072,0.5129,-1.25033e-07,-4.6785e-08,-5.6529e-08,0 +units=m +no_defs +type=crs', 'PROJCS["NAD83(CSRS) / MTM zone 6",GEOGCS["NAD83(CSRS)",DATUM["NAD83_Canadian_Spatial_Reference_System",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[-0.991,1.9072,0.5129,-1.25033E-07,-4.6785E-08,-5.6529E-08,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4617"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-67.5],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",304800],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","2948"]]');

Read the full PostGIS guide →

How do I add EPSG:2948 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=tmerc"
  "+lat_0=0"
  "+lon_0=-67.5"
  "+k=0.9999"
  "+x_0=304800"
  "+y_0=0"
  "+ellps=GRS80"
  "+towgs84=-0.991,1.9072,0.5129,-1.25033e-07,-4.6785e-08,-5.6529e-08,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:2948 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:2948", "+proj=tmerc +lat_0=0 +lon_0=-67.5 +k=0.9999 +x_0=304800 +y_0=0 +ellps=GRS80 +towgs84=-0.991,1.9072,0.5129,-1.25033e-07,-4.6785e-08,-5.6529e-08,0 +units=m +no_defs +type=crs");

Read the full Proj4js guide →

Type

Projected

Unit

metre

Geodetic CRS

NAD83(CSRS)

Datum

NAD83 Canadian Spatial Reference System

Ellipsoid

GRS 1980

Prime Meridian

Greenwich

Area of Use

Canada - Quebec and Labrador - 69°W to 66°W

Canada - Quebec and Labrador between 69°W and 66°W.

Coordinate System

Cartesian 2D CS. Axes: easting, northing [E(X),N(Y)]. Orientations: east, north. UoM: m.

Center Coordinates

304800.19 5891278.77

Projected Bounds

6542979.99 191390.11390999.89 5242276.12

WGS84 Bounds

59.00 -69.00-66.00 47.31

Data Source

EPSG

Information Source

Topographic Mapping Section; Quebec Ministry of Natural Resources.

Revision Date

2011-06-30

Scope

Engineering survey, topographic mapping.

Remarks

Known in Quebec as "NAD83(CSRS) / SCoPQ zone 6" with axis 1 and 2 abbreviations of "X" and "Y" respectively.

EPSG

2948