EPSG:8747Compound
NAD83 / Maryland (ftUS) + NAVD88 height (ftUS)
Type
Compound
Unit
—
Area of use
United States (USA) - Maryland - counties of Allegany; Anne Arundel; Baltimore; Calvert; Caroline; Carroll; Cecil; Charles; Dorchester; Frederick; Garrett; Harford; Howard; Kent; Montgomery; Prince Georges; Queen Annes; Somerset; St Marys; Talbot; Washington; Wicomico; Worcester.
proj4 definition
+proj=lcc +lat_0=37.6666666666667 +lon_0=-77 +lat_1=39.45 +lat_2=38.3 +x_0=399999.9998984 +y_0=0 +datum=NAD83 +units=us-ft +vunits=us-ft +no_defs +type=crs
Well-Known Text (WKT)
COMPD_CS["NAD83 / Maryland (ftUS) + NAVD88 height (ftUS)",PROJCS["NAD83 / Maryland (ftUS)",GEOGCS["NAD83",DATUM["North_American_Datum_1983",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","6269"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4269"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["latitude_of_origin",37.6666666666667],PARAMETER["central_meridian",-77],PARAMETER["standard_parallel_1",39.45],PARAMETER["standard_parallel_2",38.3],PARAMETER["false_easting",1312333.333],PARAMETER["false_northing",0],UNIT["US survey foot",0.304800609601219,AUTHORITY["EPSG","9003"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","2248"]],VERT_CS["NAVD88 height (ftUS)",VERT_DATUM["North American Vertical Datum 1988",2005,AUTHORITY["EPSG","5103"]],UNIT["US survey foot",0.304800609601219,AUTHORITY["EPSG","9003"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","6360"]],AUTHORITY["EPSG","8747"]]