EPSG:3991
Puerto Rico State Plane CS of 1927
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- Type: PROJECTED_CRS
- WGS84 Bounds: -67.97, 17.87, -65.19, 18.57
- Scope: Engineering survey, topographic mapping.
- Area: Puerto Rico - onshore.
- Projection method name: Lambert Conic Conformal (2SP)
- Axes: Easting, Northing (X,Y). Directions: east, north. UoM: US survey foot.
- Base CRS: EPSG:4139