EPSG:3431 NAD83(HARN) / Nevada West (ftUS)
Projected system (Transverse Mercator) in use: USA - Nevada - SPCS - W. The full definition below, and conversion in one click.
| Code | EPSG:3431 |
|---|---|
| Name | NAD83(HARN) / Nevada West (ftUS) |
| Type | Projected system — Transverse Mercator |
| Area of use |
USA - Nevada - SPCS - W United States (USA) - Nevada - counties of Churchill; Douglas; Esmeralda; Humboldt; Lyon; Mineral; Pershing; Storey; Washoe. |
| Bounds | W -120,00° · S 36,95° · E -116,99° · N 42,00° |
| Countries | United States |
| Datum | NAD83 (High Accuracy Reference Network) |
| Ellipsoid | GRS 1980 a = 6378137 m · 1/f = 298.257222101 |
| Base geographic system | EPSG:4152 — NAD83(HARN) |
| Unit | US survey foot (X east, Y north) |
| Transformation to WGS 84 | NAD83(HARN) to WGS 84 (3) (EPSG:1901) — accuracy 1 m |
| Scope | Engineering survey, topographic mapping. |
Projection parameters
| Parameter | Value | Unit |
|---|---|---|
| Latitude of natural origin | 34.75 | degree |
| Longitude of natural origin | -118.58333333333333 | degree |
| Scale factor at natural origin | 0.9999 | unity |
| False easting | 2624666.6667 | US survey foot |
| False northing | 13123333.3333 | US survey foot |
proj4 definition
+proj=tmerc +lat_0=34.75 +lon_0=-118.583333333333 +k=0.9999 +x_0=800000.00001016 +y_0=3999999.99998984 +ellps=GRS80 +units=us-ft +towgs84=-0.991,1.9072,0.5129,0.02579,0.00965,0.01166,0 +no_defsPaste it into QGIS, proj4js, PostGIS (spatial_ref_sys) or GDAL. +towgs84 carries the EPSG transformation to WGS 84; the official code stays EPSG:3431.
WKT (ESRI format, the .prj content)
PROJCS["NAD_1983_HARN_StatePlane_Nevada_West_FIPS_2703_Feet",GEOGCS["GCS_North_American_1983_HARN",DATUM["D_North_American_1983_HARN",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",2624666.6667],PARAMETER["False_Northing",13123333.3333],PARAMETER["Central_Meridian",-118.583333333333],PARAMETER["Scale_Factor",0.9999],PARAMETER["Latitude_Of_Origin",34.75],UNIT["US survey foot",0.304800609601219]]Other systems — United States
- EPSG:3421NAD83 / Nevada East (ftUS)
- EPSG:3422NAD83 / Nevada Central (ftUS)
- EPSG:3423NAD83 / Nevada West (ftUS)
- EPSG:3424NAD83 / New Jersey (ftUS)
- EPSG:3425NAD83(HARN) / Iowa North (ftUS)
- EPSG:3426NAD83(HARN) / Iowa South (ftUS)
- EPSG:3427NAD83(HARN) / Kansas North (ftUS)
- EPSG:3428NAD83(HARN) / Kansas South (ftUS)
- EPSG:3429NAD83(HARN) / Nevada East (ftUS)
- EPSG:3430NAD83(HARN) / Nevada Central (ftUS)
- EPSG:3432NAD83(HARN) / New Jersey (ftUS)
- EPSG:3433NAD83 / Arkansas North (ftUS)
- EPSG:3434NAD83 / Arkansas South (ftUS)
- EPSG:3435NAD83 / Illinois East (ftUS)
- EPSG:3436NAD83 / Illinois West (ftUS)
- EPSG:3437NAD83 / New Hampshire (ftUS)
- EPSG:3438NAD83 / Rhode Island (ftUS)
- EPSG:3441NAD83(HARN) / Arkansas North (ftUS)
Source: EPSG registry v11.022 (IOGP), through the PROJ database. Always check a code on epsg.org before contractual work.