EPSG:6633 — NAD83(PA11) / Hawaii zone 3 (ftUS)

Projected · USA - Hawaii - Oahu - onshore

Export Formats

OGC WKT

PROJCS[
    "NAD83(PA11) / Hawaii zone 3 (ftUS)",
    GEOGCS[
        "NAD83(PA11)",
        DATUM[
            "NAD83_National_Spatial_Reference_System_PA11",
            SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],
            AUTHORITY["EPSG","1117"]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","6322"]
    ],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",21.1666666666667],
    PARAMETER["central_meridian",-158],
    PARAMETER["scale_factor",0.99999],
    PARAMETER["false_easting",1640416.6667],
    PARAMETER["false_northing",0],
    UNIT["US survey foot",0.304800609601219,AUTHORITY["EPSG","9003"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","6633"]
]

WKT2

PROJCRS[
    "NAD83(PA11) / Hawaii zone 3 (ftUS)",
    BASEGEOGCRS[
        "NAD83(PA11)",
        DATUM[
            "NAD83 (National Spatial Reference System PA11)",
            ELLIPSOID[
                "GRS 1980",
                6378137,
                298.257222101,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7019]
            ],
            ANCHOREPOCH[2010],
            ID["EPSG",1117]
        ],
        ID["EPSG",6322]
    ],
    CONVERSION[
        "SPCS83 Hawaii zone 3 (US survey foot)",
        METHOD["Transverse Mercator",ID["EPSG",9807]],
        PARAMETER[
            "Latitude of natural origin",
            21.1666666666669,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8801]
        ],
        PARAMETER[
            "Longitude of natural origin",
            -158,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8802]
        ],
        PARAMETER[
            "Scale factor at natural origin",
            0.99999,
            SCALEUNIT["unity",1,ID["EPSG",9201]],
            ID["EPSG",8805]
        ],
        PARAMETER[
            "False easting",
            1640416.6667,
            LENGTHUNIT["US survey foot",0.304800609601219,ID["EPSG",9003]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            0,
            LENGTHUNIT["US survey foot",0.304800609601219,ID["EPSG",9003]],
            ID["EPSG",8807]
        ],
        ID["EPSG",15138]
    ],
    CS[Cartesian,2,ID["EPSG",4497]],
    AXIS["Easting (X)",east],
    AXIS["Northing (Y)",north],
    LENGTHUNIT["US survey foot",0.304800609601219,ID["EPSG",9003]],
    ID["EPSG",6633]
]

PROJ.4

+proj=tmerc +lat_0=21.1666666666667 +lon_0=-158 +k=0.99999 +x_0=500000.00001016 +y_0=0 +ellps=GRS80 +units=us-ft +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:6633", "+proj=tmerc +lat_0=21.1666666666667 +lon_0=-158 +k=0.99999 +x_0=500000.00001016 +y_0=0 +ellps=GRS80 +units=us-ft +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 6633,
  "name": "NAD83(PA11) / Hawaii zone 3 (ftUS)",
  "kind": "projected",
  "area": "USA - Hawaii - Oahu - onshore",
  "unit": "US survey foot",
  "bbox": [
    21.2,
    -158.33,
    21.75,
    -157.61
  ],
  "proj4": "+proj=tmerc +lat_0=21.1666666666667 +lon_0=-158 +k=0.99999 +x_0=500000.00001016 +y_0=0 +ellps=GRS80 +units=us-ft +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 (6633, 'EPSG', 6633, '+proj=tmerc +lat_0=21.1666666666667 +lon_0=-158 +k=0.99999 +x_0=500000.00001016 +y_0=0 +ellps=GRS80 +units=us-ft +no_defs +type=crs', 'PROJCS["NAD83(PA11) / Hawaii zone 3 (ftUS)",GEOGCS["NAD83(PA11)",DATUM["NAD83_National_Spatial_Reference_System_PA11",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1117"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6322"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",21.1666666666667],PARAMETER["central_meridian",-158],PARAMETER["scale_factor",0.99999],PARAMETER["false_easting",1640416.6667],PARAMETER["false_northing",0],UNIT["US survey foot",0.304800609601219,AUTHORITY["EPSG","9003"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","6633"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=tmerc"
  "+lat_0=21.1666666666667"
  "+lon_0=-158"
  "+k=0.99999"
  "+x_0=500000.00001016"
  "+y_0=0"
  "+ellps=GRS80"
  "+units=us-ft"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

6633=PROJCS["NAD83(PA11) / Hawaii zone 3 (ftUS)",GEOGCS["NAD83(PA11)",DATUM["NAD83_National_Spatial_Reference_System_PA11",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1117"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6322"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",21.1666666666667],PARAMETER["central_meridian",-158],PARAMETER["scale_factor",0.99999],PARAMETER["false_easting",1640416.6667],PARAMETER["false_northing",0],UNIT["US survey foot",0.304800609601219,AUTHORITY["EPSG","9003"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","6633"]]

Related Coordinate Systems

Available Transformations (3)

Transformations inherited from base CRS: EPSG:6322 (NAD83(PA11))

Transformation	Source → Target	Accuracy (m)
NAD83(HARN) to NAD83(PA11) (1)	4152 → 6322	0.05
NAD83(FBN) to NAD83(PA11) (1)	8860 → 6322	0.05
NAD83(FBN) to NAD83(PA11) (1) Deprecated	8449 → 6322	0.05

Other CRS using NAD83 (National Spatial Reference System PA11)

Frequently Asked Questions

How do I add EPSG:6633 to GeoServer?

Add the following definition to your GeoServer configuration:

6633=PROJCS["NAD83(PA11) / Hawaii zone 3 (ftUS)",GEOGCS["NAD83(PA11)",DATUM["NAD83_National_Spatial_Reference_System_PA11",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1117"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6322"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",21.1666666666667],PARAMETER["central_meridian",-158],PARAMETER["scale_factor",0.99999],PARAMETER["false_easting",1640416.6667],PARAMETER["false_northing",0],UNIT["US survey foot",0.304800609601219,AUTHORITY["EPSG","9003"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","6633"]]

Read the full GeoServer guide →

How do I add EPSG:6633 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (6633, 'EPSG', 6633, '+proj=tmerc +lat_0=21.1666666666667 +lon_0=-158 +k=0.99999 +x_0=500000.00001016 +y_0=0 +ellps=GRS80 +units=us-ft +no_defs +type=crs', 'PROJCS["NAD83(PA11) / Hawaii zone 3 (ftUS)",GEOGCS["NAD83(PA11)",DATUM["NAD83_National_Spatial_Reference_System_PA11",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1117"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6322"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",21.1666666666667],PARAMETER["central_meridian",-158],PARAMETER["scale_factor",0.99999],PARAMETER["false_easting",1640416.6667],PARAMETER["false_northing",0],UNIT["US survey foot",0.304800609601219,AUTHORITY["EPSG","9003"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","6633"]]');

Read the full PostGIS guide →

How do I add EPSG:6633 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=tmerc"
  "+lat_0=21.1666666666667"
  "+lon_0=-158"
  "+k=0.99999"
  "+x_0=500000.00001016"
  "+y_0=0"
  "+ellps=GRS80"
  "+units=us-ft"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:6633 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:6633", "+proj=tmerc +lat_0=21.1666666666667 +lon_0=-158 +k=0.99999 +x_0=500000.00001016 +y_0=0 +ellps=GRS80 +units=us-ft +no_defs +type=crs");

Read the full Proj4js guide →

Type

Projected

Unit

US survey foot

Geodetic CRS

NAD83(PA11)

Datum

NAD83 (National Spatial Reference System PA11)

Ellipsoid

GRS 1980

Prime Meridian

Greenwich

Area of Use

USA - Hawaii - Oahu - onshore

United States (USA) - Hawaii - Oahu - onshore.

Coordinate System

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

Center Coordinates

1650617.13 112004.37

Projected Bounds

212068.72 1528001.811772772.92 12225.35

WGS84 Bounds

21.75 -158.33-157.61 21.20

Data Source

EPSG

Information Source

City and County of Honolulu, http://www.honoluludpp.org

Revision Date

2025-05-14

Scope

Engineering survey, topographic mapping.

Remarks

State has no law defining grid unit; system therefore not recognised by Federal authorities. Replaces NAD83(HARN) / Hawaii zone 3 (ftUS) (CRS code 3760).

EPSG

6633

ESRI Equivalent

ESRI:102527