EPSG:32001

NAD27 / Montana North

Transform Get position on a map

Available transformations
to EPSG:4326
EPSG:4326 - WGS 84

Selected transformation

Method: NTv2

Grid Files: NTv2_0.gsb

Remarks: Parameter file is from NAD27 to NAD83 (4) (code 1313) assuming that NAD83 is equivalent to WGS 84 within the accuracy of the transformation.

Information source: OGP

Revision date: 2021-09-10

Attributes

Unit: US survey foot

Geodetic CRS: NAD27

Datum: North American Datum 1927

Ellipsoid: Clarke 1866

Prime meridian: Greenwich

Data source: EPSG

Revision date: 1995-06-02

Scope: Engineering survey, topographic mapping.

Area of use: United States (USA) - Montana north of approximately 47°50'N - counties of Blaine; Chouteau; Daniels; Flathead; Glacier; Hill; Liberty; Lincoln; Phillips; Pondera; Roosevelt; Sheridan; Teton; Toole; Valley.

Coordinate system: Cartesian 2D CS. Axes: easting, northing (X,Y). Orientations: east, north. UoM: ftUS.

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Center coordinates
5027096.03 5710221.4

Projected bounds:
-5521334.05 -1344857.38
18365054.32 16074045.73

WGS84 bounds:
-141.01 40.0
-44.0 83.17

Canada - onshore - Alberta; British Columbia; Manitoba; New Brunswick; Newfoundland and Labrador; Northwest Territories; Nova Scotia; Nunavut; Ontario; Prince Edward Island; Quebec; Saskatchewan; Yukon; offshore east coast west of 44°W and north of 40°N.
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Definition: OGC Well Known Text

PROJCS["NAD27 / Montana North",
    GEOGCS["NAD27",
        DATUM["North_American_Datum_1927",
            SPHEROID["Clarke 1866",6378206.4,294.978698213898],
            EXTENSION["PROJ4_GRIDS","NTv2_0.gsb"]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4267"]],
    PROJECTION["Lambert_Conformal_Conic_2SP"],
    PARAMETER["latitude_of_origin",47],
    PARAMETER["central_meridian",-109.5],
    PARAMETER["standard_parallel_1",48.7166666666667],
    PARAMETER["standard_parallel_2",47.85],
    PARAMETER["false_easting",2000000],
    PARAMETER["false_northing",0],
    UNIT["US survey foot",0.304800609601219],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","32001"]]

Definition: OGC Well Known Text 2 (2019)

PROJCRS["NAD27 / Montana North",
    BASEGEOGCRS["NAD27",
        DATUM["North American Datum 1927",
            ELLIPSOID["Clarke 1866",6378206.4,294.978698213898,
                LENGTHUNIT["metre",1]]],
        PRIMEM["Greenwich",0,
            ANGLEUNIT["degree",0.0174532925199433]],
        ID["EPSG",4267]],
    CONVERSION["Montana CS27 North zone",
        METHOD["Lambert Conic Conformal (2SP)",
            ID["EPSG",9802]],
        PARAMETER["Latitude of false origin",47,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8821]],
        PARAMETER["Longitude of false origin",-109.5,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8822]],
        PARAMETER["Latitude of 1st standard parallel",48.7166666666667,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8823]],
        PARAMETER["Latitude of 2nd standard parallel",47.85,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8824]],
        PARAMETER["Easting at false origin",2000000,
            LENGTHUNIT["US survey foot",0.304800609601219],
            ID["EPSG",8826]],
        PARAMETER["Northing at false origin",0,
            LENGTHUNIT["US survey foot",0.304800609601219],
            ID["EPSG",8827]]],
    CS[Cartesian,2],
        AXIS["easting (X)",east,
            ORDER[1],
            LENGTHUNIT["US survey foot",0.304800609601219]],
        AXIS["northing (Y)",north,
            ORDER[2],
            LENGTHUNIT["US survey foot",0.304800609601219]],
    USAGE[
        SCOPE["Engineering survey, topographic mapping."],
        AREA["United States (USA) - Montana north of approximately 47°50'N - counties of Blaine; Chouteau; Daniels; Flathead; Glacier; Hill; Liberty; Lincoln; Phillips; Pondera; Roosevelt; Sheridan; Teton; Toole; Valley."],
        BBOX[47.41,-116.07,49.01,-104.04]],
    ID["EPSG",32001]]

Definition: ESRI Well Known Text

PROJCS["NAD_1927_StatePlane_Montana_North_FIPS_2501",
    GEOGCS["GCS_North_American_1927",
        DATUM["D_North_American_1927",
            SPHEROID["Clarke_1866",6378206.4,294.978698213898],
            EXTENSION["PROJ4_GRIDS","NTv2_0.gsb"]],
        PRIMEM["Greenwich",0.0],
        UNIT["Degree",0.0174532925199433]],
    PROJECTION["Lambert_Conformal_Conic"],
    PARAMETER["False_Easting",2000000.0],
    PARAMETER["False_Northing",0.0],
    PARAMETER["Central_Meridian",-109.5],
    PARAMETER["Standard_Parallel_1",48.7166666666667],
    PARAMETER["Standard_Parallel_2",47.85],
    PARAMETER["Latitude_Of_Origin",47.0],
    UNIT["US survey foot",0.304800609601219]]

Definition: PROJ.4

+proj=lcc +lat_0=47 +lon_0=-109.5 +lat_1=48.7166666666667 +lat_2=47.85 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +nadgrids=NTv2_0.gsb +units=us-ft +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:32001","+proj=lcc +lat_0=47 +lon_0=-109.5 +lat_1=48.7166666666667 +lat_2=47.85 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +nadgrids=NTv2_0.gsb +units=us-ft +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "ProjectedCRS",
    "name": "NAD27 / Montana North",
    "base_crs": {
        "name": "NAD27",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "North American Datum 1927",
            "ellipsoid": {
                "name": "Clarke 1866",
                "semi_major_axis": 6378206.4,
                "inverse_flattening": 294.978698213898
            }
        },
        "coordinate_system": {
            "subtype": "ellipsoidal",
            "axis": [
                {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                },
                {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 4267
        }
    },
    "conversion": {
        "name": "Montana CS27 North zone",
        "method": {
            "name": "Lambert Conic Conformal (2SP)",
            "id": {
                "authority": "EPSG",
                "code": 9802
            }
        },
        "parameters": [
            {
                "name": "Latitude of false origin",
                "value": 47,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8821
                }
            },
            {
                "name": "Longitude of false origin",
                "value": -109.5,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8822
                }
            },
            {
                "name": "Latitude of 1st standard parallel",
                "value": 48.7166666666667,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8823
                }
            },
            {
                "name": "Latitude of 2nd standard parallel",
                "value": 47.85,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8824
                }
            },
            {
                "name": "Easting at false origin",
                "value": 2000000,
                "unit": {
                    "type": "LinearUnit",
                    "name": "US survey foot",
                    "conversion_factor": 0.304800609601219
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8826
                }
            },
            {
                "name": "Northing at false origin",
                "value": 0,
                "unit": {
                    "type": "LinearUnit",
                    "name": "US survey foot",
                    "conversion_factor": 0.304800609601219
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8827
                }
            }
        ]
    },
    "coordinate_system": {
        "subtype": "Cartesian",
        "axis": [
            {
                "name": "Easting",
                "abbreviation": "X",
                "direction": "east",
                "unit": {
                    "type": "LinearUnit",
                    "name": "US survey foot",
                    "conversion_factor": 0.304800609601219
                }
            },
            {
                "name": "Northing",
                "abbreviation": "Y",
                "direction": "north",
                "unit": {
                    "type": "LinearUnit",
                    "name": "US survey foot",
                    "conversion_factor": 0.304800609601219
                }
            }
        ]
    },
    "scope": "Engineering survey, topographic mapping.",
    "area": "United States (USA) - Montana north of approximately 47°50'N - counties of Blaine; Chouteau; Daniels; Flathead; Glacier; Hill; Liberty; Lincoln; Phillips; Pondera; Roosevelt; Sheridan; Teton; Toole; Valley.",
    "bbox": {
        "south_latitude": 47.41,
        "west_longitude": -116.07,
        "north_latitude": 49.01,
        "east_longitude": -104.04
    },
    "id": {
        "authority": "EPSG",
        "code": 32001
    }
}

Definition: GeoServer

32001=PROJCS["NAD27 / Montana North",GEOGCS["NAD27",DATUM["North_American_Datum_1927",SPHEROID["Clarke 1866",6378206.4,294.978698213898],EXTENSION["PROJ4_GRIDS","NTv2_0.gsb"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4267"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["latitude_of_origin",47],PARAMETER["central_meridian",-109.5],PARAMETER["standard_parallel_1",48.7166666666667],PARAMETER["standard_parallel_2",47.85],PARAMETER["false_easting",2000000],PARAMETER["false_northing",0],UNIT["US survey foot",0.304800609601219],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","32001"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=lcc"
	"lat_0=47"
	"lon_0=-109.5"
	"lat_1=48.7166666666667"
	"lat_2=47.85"
	"x_0=609601.219202438"
	"y_0=0"
	"ellps=clrk66"
	"nadgrids=NTv2_0.gsb"
	"units=us-ft"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=lcc +lat_0=47 +lon_0=-109.5 +lat_1=48.7166666666667 +lat_2=47.85 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +nadgrids=NTv2_0.gsb +units=us-ft +no_defs +type=crs">
	<Layer srs="+proj=lcc +lat_0=47 +lon_0=-109.5 +lat_1=48.7166666666667 +lat_2=47.85 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +nadgrids=NTv2_0.gsb +units=us-ft +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 32001, 'EPSG', 32001, '+proj=lcc +lat_0=47 +lon_0=-109.5 +lat_1=48.7166666666667 +lat_2=47.85 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +nadgrids=NTv2_0.gsb +units=us-ft +no_defs +type=crs', 'PROJCS["NAD27 / Montana North",GEOGCS["NAD27",DATUM["North_American_Datum_1927",SPHEROID["Clarke 1866",6378206.4,294.978698213898],EXTENSION["PROJ4_GRIDS","NTv2_0.gsb"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4267"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["latitude_of_origin",47],PARAMETER["central_meridian",-109.5],PARAMETER["standard_parallel_1",48.7166666666667],PARAMETER["standard_parallel_2",47.85],PARAMETER["false_easting",2000000],PARAMETER["false_northing",0],UNIT["US survey foot",0.304800609601219],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","32001"]]');