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Altitude Datum Codes

Code Description
ASVD02 American Samoa Vertical Datum of 2002
BARGECANAL New York State Barge Canal datum
COE1912 U.S. Corps of Engineers datum adjustment 1912
GUVD04 Guam Vertical Datum of 2004
IGLD International Great Lakes Datum
LMSL Local Mean Sea Level
MLLW Mean Lower Low Water tidal datum
NAVD88 North American Vertical Datum of 1988
NGVD29 National Geodetic Vertical Datum of 1929
NMVD03 Northern Marianas Vertical Datum of 2003
OLDAK Old Alaska (Mainland) and Aleutian Island Datum
OLDPR Old Puerto Rico and Virgin Island Datum
PRVD02 Puerto Rico Vertical Datum of 2002
VIVD09 Virgin Islands Vertical Datum of 2009