EPSG:3992

Puerto Rico / St. Croix

Transform Get position on a map

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

Selected transformation

Method: Geocentric translations (geog2D domain)

Remarks: Derived at 11 stations. Accuracy 3m in each axis.

Information source: U.S. Defense Mapping Agency TR8350.2 September 1987.

Revision date: 2020-03-14

Attributes

Unit: US survey foot

Geodetic CRS: Puerto Rico

Datum: Puerto Rico

Ellipsoid: Clarke 1866

Prime meridian: Greenwich

Data source: EPSG

Information source: US National Geodetic Survey

Revision date: 2009-09-05

Scope: Engineering survey, topographic mapping.

Remarks: Sometimes erroneously referred to as NAD27 / St. Croix State Plane CS.

Area of use: US Virgin Islands - onshore - St Croix, St John, and St Thomas.

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

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SimpleMap

Center coordinates
612087.96 233951.61

Projected bounds:
-35201.6 23241.33
1260109.77 448977.77

WGS84 bounds:
-67.97 17.62
-64.25 18.78

Puerto Rico, US Virgin Islands and British Virgin Islands - onshore.
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Definition: OGC Well Known Text

PROJCS["Puerto Rico / St. Croix",
    GEOGCS["Puerto Rico",
        DATUM["Puerto_Rico",
            SPHEROID["Clarke 1866",6378206.4,294.978698213898],
            TOWGS84[11,72,-101,0,0,0,0]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4139"]],
    PROJECTION["Lambert_Conformal_Conic_2SP"],
    PARAMETER["latitude_of_origin",17.8333333333333],
    PARAMETER["central_meridian",-66.4333333333333],
    PARAMETER["standard_parallel_1",18.4333333333333],
    PARAMETER["standard_parallel_2",18.0333333333333],
    PARAMETER["false_easting",500000],
    PARAMETER["false_northing",100000],
    UNIT["US survey foot",0.304800609601219],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","3992"]]

Definition: OGC Well Known Text 2 (2019)

PROJCRS["Puerto Rico / St. Croix",
    BASEGEOGCRS["Puerto Rico",
        DATUM["Puerto Rico",
            ELLIPSOID["Clarke 1866",6378206.4,294.978698213898,
                LENGTHUNIT["metre",1]]],
        PRIMEM["Greenwich",0,
            ANGLEUNIT["degree",0.0174532925199433]],
        ID["EPSG",4139]],
    CONVERSION["St. Croix CS27",
        METHOD["Lambert Conic Conformal (2SP)",
            ID["EPSG",9802]],
        PARAMETER["Latitude of false origin",17.8333333333333,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8821]],
        PARAMETER["Longitude of false origin",-66.4333333333333,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8822]],
        PARAMETER["Latitude of 1st standard parallel",18.4333333333333,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8823]],
        PARAMETER["Latitude of 2nd standard parallel",18.0333333333333,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8824]],
        PARAMETER["Easting at false origin",500000,
            LENGTHUNIT["US survey foot",0.304800609601219],
            ID["EPSG",8826]],
        PARAMETER["Northing at false origin",100000,
            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["US Virgin Islands - onshore - St Croix, St John, and St Thomas."],
        BBOX[17.62,-65.09,18.44,-64.51]],
    ID["EPSG",3992]]

Definition: ESRI Well Known Text

PROJCS["Puerto_Rico_StatePlane_Virgin_Islands_St_Croix_FIPS_5202",
    GEOGCS["GCS_Puerto_Rico",
        DATUM["D_Puerto_Rico",
            SPHEROID["Clarke_1866",6378206.4,294.978698213898]],
        PRIMEM["Greenwich",0.0],
        UNIT["Degree",0.0174532925199433]],
    PROJECTION["Lambert_Conformal_Conic"],
    PARAMETER["False_Easting",500000.0],
    PARAMETER["False_Northing",100000.0],
    PARAMETER["Central_Meridian",-66.4333333333333],
    PARAMETER["Standard_Parallel_1",18.4333333333333],
    PARAMETER["Standard_Parallel_2",18.0333333333333],
    PARAMETER["Latitude_Of_Origin",17.8333333333333],
    UNIT["US survey foot",0.304800609601219]]

Definition: PROJ.4

+proj=lcc +lat_0=17.8333333333333 +lon_0=-66.4333333333333 +lat_1=18.4333333333333 +lat_2=18.0333333333333 +x_0=152400.30480061 +y_0=30480.0609601219 +ellps=clrk66 +towgs84=11,72,-101,0,0,0,0 +units=us-ft +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:3992","+proj=lcc +lat_0=17.8333333333333 +lon_0=-66.4333333333333 +lat_1=18.4333333333333 +lat_2=18.0333333333333 +x_0=152400.30480061 +y_0=30480.0609601219 +ellps=clrk66 +towgs84=11,72,-101,0,0,0,0 +units=us-ft +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "ProjectedCRS",
    "name": "Puerto Rico / St. Croix",
    "base_crs": {
        "name": "Puerto Rico",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Puerto Rico",
            "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": 4139
        }
    },
    "conversion": {
        "name": "St. Croix CS27",
        "method": {
            "name": "Lambert Conic Conformal (2SP)",
            "id": {
                "authority": "EPSG",
                "code": 9802
            }
        },
        "parameters": [
            {
                "name": "Latitude of false origin",
                "value": 17.8333333333333,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8821
                }
            },
            {
                "name": "Longitude of false origin",
                "value": -66.4333333333333,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8822
                }
            },
            {
                "name": "Latitude of 1st standard parallel",
                "value": 18.4333333333333,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8823
                }
            },
            {
                "name": "Latitude of 2nd standard parallel",
                "value": 18.0333333333333,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8824
                }
            },
            {
                "name": "Easting at false origin",
                "value": 500000,
                "unit": {
                    "type": "LinearUnit",
                    "name": "US survey foot",
                    "conversion_factor": 0.304800609601219
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8826
                }
            },
            {
                "name": "Northing at false origin",
                "value": 100000,
                "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": "US Virgin Islands - onshore - St Croix, St John, and St Thomas.",
    "bbox": {
        "south_latitude": 17.62,
        "west_longitude": -65.09,
        "north_latitude": 18.44,
        "east_longitude": -64.51
    },
    "id": {
        "authority": "EPSG",
        "code": 3992
    }
}

Definition: GeoServer

3992=PROJCS["Puerto Rico / St. Croix",GEOGCS["Puerto Rico",DATUM["Puerto_Rico",SPHEROID["Clarke 1866",6378206.4,294.978698213898],TOWGS84[11,72,-101,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4139"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["latitude_of_origin",17.8333333333333],PARAMETER["central_meridian",-66.4333333333333],PARAMETER["standard_parallel_1",18.4333333333333],PARAMETER["standard_parallel_2",18.0333333333333],PARAMETER["false_easting",500000],PARAMETER["false_northing",100000],UNIT["US survey foot",0.304800609601219],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3992"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=lcc"
	"lat_0=17.8333333333333"
	"lon_0=-66.4333333333333"
	"lat_1=18.4333333333333"
	"lat_2=18.0333333333333"
	"x_0=152400.30480061"
	"y_0=30480.0609601219"
	"ellps=clrk66"
	"towgs84=11,72,-101,0,0,0,0"
	"units=us-ft"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=lcc +lat_0=17.8333333333333 +lon_0=-66.4333333333333 +lat_1=18.4333333333333 +lat_2=18.0333333333333 +x_0=152400.30480061 +y_0=30480.0609601219 +ellps=clrk66 +towgs84=11,72,-101,0,0,0,0 +units=us-ft +no_defs +type=crs">
	<Layer srs="+proj=lcc +lat_0=17.8333333333333 +lon_0=-66.4333333333333 +lat_1=18.4333333333333 +lat_2=18.0333333333333 +x_0=152400.30480061 +y_0=30480.0609601219 +ellps=clrk66 +towgs84=11,72,-101,0,0,0,0 +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 ( 3992, 'EPSG', 3992, '+proj=lcc +lat_0=17.8333333333333 +lon_0=-66.4333333333333 +lat_1=18.4333333333333 +lat_2=18.0333333333333 +x_0=152400.30480061 +y_0=30480.0609601219 +ellps=clrk66 +towgs84=11,72,-101,0,0,0,0 +units=us-ft +no_defs +type=crs', 'PROJCS["Puerto Rico / St. Croix",GEOGCS["Puerto Rico",DATUM["Puerto_Rico",SPHEROID["Clarke 1866",6378206.4,294.978698213898],TOWGS84[11,72,-101,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4139"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["latitude_of_origin",17.8333333333333],PARAMETER["central_meridian",-66.4333333333333],PARAMETER["standard_parallel_1",18.4333333333333],PARAMETER["standard_parallel_2",18.0333333333333],PARAMETER["false_easting",500000],PARAMETER["false_northing",100000],UNIT["US survey foot",0.304800609601219],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3992"]]');