EPSG:3991 — Puerto Rico State Plane CS of 1927
Projected coordinate reference system. Area of use: Puerto Rico - onshore.
Code
EPSG:3991
Type
Projected
Area
Puerto Rico - onshore
PROJ definition
+proj=lcc +lat_0=17.8333333333333 +lon_0=-66.4333333333333 +lat_1=18.4333333333333 +lat_2=18.0333333333333 +x_0=152400.30480061 +y_0=0 +ellps=clrk66 +units=us-ft +no_defs +type=crs
Geographic bounds
W -67.97° S 17.87° E -65.19° N 18.57°
Convert coordinates with EPSG:3991
Common transformations from EPSG:3991
- EPSG:3991 → EPSG:4326Puerto Rico State Plane CS of 1927 → WGS 84
- EPSG:3991 → EPSG:3857Puerto Rico State Plane CS of 1927 → WGS 84 / Pseudo-Mercator
- EPSG:3991 → EPSG:3395Puerto Rico State Plane CS of 1927 → WGS 84 / World Mercator
- EPSG:3991 → EPSG:4978Puerto Rico State Plane CS of 1927 → WGS 84
- EPSG:3991 → EPSG:7789Puerto Rico State Plane CS of 1927 → ITRF2014
- EPSG:3991 → EPSG:4267Puerto Rico State Plane CS of 1927 → NAD27
- EPSG:3991 → EPSG:4269Puerto Rico State Plane CS of 1927 → NAD83
- EPSG:3991 → EPSG:6318Puerto Rico State Plane CS of 1927 → NAD83(2011)
- EPSG:3991 → EPSG:4322Puerto Rico State Plane CS of 1927 → WGS 72
- EPSG:3991 → EPSG:26910Puerto Rico State Plane CS of 1927 → NAD83 / UTM zone 10N
- EPSG:3991 → EPSG:26911Puerto Rico State Plane CS of 1927 → NAD83 / UTM zone 11N
- EPSG:3991 → EPSG:26912Puerto Rico State Plane CS of 1927 → NAD83 / UTM zone 12N
Frequently asked questions
- What is the proj4 string for EPSG:3991?
- The proj4 definition for EPSG:3991 is: +proj=lcc +lat_0=17.8333333333333 +lon_0=-66.4333333333333 +lat_1=18.4333333333333 +lat_2=18.0333333333333 +x_0=152400.30480061 +y_0=0 +ellps=clrk66 +units=us-ft +no_defs +type=crs
- Where is EPSG:3991 used?
- EPSG:3991 (Puerto Rico State Plane CS of 1927) is defined for the area: Puerto Rico - onshore.