EPSG:4431 — NAD83 / BLM 11N (ftUS)
Projected coordinate reference system. Area of use: USA - 120°W to 114°W.
Code
EPSG:4431
Type
Projected
Area
USA - 120°W to 114°W
PROJ definition
+proj=tmerc +lat_0=0 +lon_0=-117 +k=0.9996 +x_0=500000.001016002 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=us-ft +no_defs +type=crs
Geographic bounds
W -120° S 30.88° E -114° N 49.01°
Convert coordinates with EPSG:4431
Common transformations from EPSG:4431
- EPSG:4431 → EPSG:4326NAD83 / BLM 11N (ftUS) → WGS 84
- EPSG:4431 → EPSG:3857NAD83 / BLM 11N (ftUS) → WGS 84 / Pseudo-Mercator
- EPSG:4431 → EPSG:3395NAD83 / BLM 11N (ftUS) → WGS 84 / World Mercator
- EPSG:4431 → EPSG:4978NAD83 / BLM 11N (ftUS) → WGS 84
- EPSG:4431 → EPSG:7789NAD83 / BLM 11N (ftUS) → ITRF2014
- EPSG:4431 → EPSG:4267NAD83 / BLM 11N (ftUS) → NAD27
- EPSG:4431 → EPSG:4269NAD83 / BLM 11N (ftUS) → NAD83
- EPSG:4431 → EPSG:6318NAD83 / BLM 11N (ftUS) → NAD83(2011)
- EPSG:4431 → EPSG:4322NAD83 / BLM 11N (ftUS) → WGS 72
- EPSG:4431 → EPSG:26910NAD83 / BLM 11N (ftUS) → NAD83 / UTM zone 10N
- EPSG:4431 → EPSG:26911NAD83 / BLM 11N (ftUS) → NAD83 / UTM zone 11N
- EPSG:4431 → EPSG:26912NAD83 / BLM 11N (ftUS) → NAD83 / UTM zone 12N
Frequently asked questions
- What is the proj4 string for EPSG:4431?
- The proj4 definition for EPSG:4431 is: +proj=tmerc +lat_0=0 +lon_0=-117 +k=0.9996 +x_0=500000.001016002 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=us-ft +no_defs +type=crs
- Where is EPSG:4431 used?
- EPSG:4431 (NAD83 / BLM 11N (ftUS)) is defined for the area: USA - 120°W to 114°W.