metre
Geodesy, engineering survey, topographic mapping.
None
Mexico - onshore. United States (USA) - CONUS and Alaska - onshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming.
Data Source: EPSG v11.022 2024-11-05
Datum: North American Vertical Datum 1988
Coordinate System: vertical
Projection: Undefined
Geodetic CRS: Undefined
VERTCRS["NAVD88 height",
VDATUM["North American Vertical Datum 1988"],
CS[vertical,1],
AXIS["gravity-related height (H)",up,
LENGTHUNIT["metre",1]],
USAGE[
SCOPE["Geodesy, engineering survey, topographic mapping."],
AREA["Mexico - onshore. United States (USA) - CONUS and Alaska - onshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming."],
BBOX[14.51,172.42,71.4,-66.91]],
ID["EPSG",5703]]
{
"$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
"type": "VerticalCRS",
"name": "NAVD88 height",
"datum": {
"type": "VerticalReferenceFrame",
"name": "North American Vertical Datum 1988"
},
"coordinate_system": {
"subtype": "vertical",
"axis": [
{
"name": "Gravity-related height",
"abbreviation": "H",
"direction": "up",
"unit": "metre"
}
]
},
"scope": "Geodesy, engineering survey, topographic mapping.",
"area": "Mexico - onshore. United States (USA) - CONUS and Alaska - onshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming.",
"bbox": {
"south_latitude": 14.51,
"west_longitude": 172.42,
"north_latitude": 71.4,
"east_longitude": -66.91
},
"id": {
"authority": "EPSG",
"code": 5703
}
}
{'crs_wkt': 'VERTCRS["NAVD88 height",VDATUM["North American Vertical Datum '
'1988"],CS[vertical,1],AXIS["gravity-related height '
'(H)",up,LENGTHUNIT["metre",1]],USAGE[SCOPE["Geodesy, engineering '
'survey, topographic mapping."],AREA["Mexico - onshore. United '
'States (USA) - CONUS and Alaska - onshore - Alabama; Alaska; '
'Arizona; Arkansas; California; Colorado; Connecticut; Delaware; '
'Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; '
'Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; '
'Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New '
'Hampshire; New Jersey; New Mexico; New York; North Carolina; '
'North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; '
'South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; '
'Virginia; Washington; West Virginia; Wisconsin; '
'Wyoming."],BBOX[14.51,172.42,71.4,-66.91]],ID["EPSG",5703]]',
'geopotential_datum_name': 'North American Vertical Datum 1988'}