US survey foot
Geodesy, engineering survey.
None
United States (USA) - CONUS and Alaska - onshore - Alabama; Alaska mainland; 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 v11.016 2024-08-31
Datum: North American Vertical Datum 1988
Coordinate System: vertical
Projection: Undefined
Geodetic CRS: Undefined
VERTCRS["NAVD88 depth (ftUS)",
VDATUM["North American Vertical Datum 1988"],
CS[vertical,1],
AXIS["depth (D)",down,
LENGTHUNIT["US survey foot",0.304800609601219]],
USAGE[
SCOPE["Geodesy, engineering survey."],
AREA["United States (USA) - CONUS and Alaska - onshore - Alabama; Alaska mainland; 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[24.41,-168.26,71.4,-66.91]],
ID["EPSG",6358]]
{
"$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
"type": "VerticalCRS",
"name": "NAVD88 depth (ftUS)",
"datum": {
"type": "VerticalReferenceFrame",
"name": "North American Vertical Datum 1988"
},
"coordinate_system": {
"subtype": "vertical",
"axis": [
{
"name": "Depth",
"abbreviation": "D",
"direction": "down",
"unit": {
"type": "LinearUnit",
"name": "US survey foot",
"conversion_factor": 0.304800609601219
}
}
]
},
"scope": "Geodesy, engineering survey.",
"area": "United States (USA) - CONUS and Alaska - onshore - Alabama; Alaska mainland; 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": 24.41,
"west_longitude": -168.26,
"north_latitude": 71.4,
"east_longitude": -66.91
},
"id": {
"authority": "EPSG",
"code": 6358
}
}
{'crs_wkt': 'VERTCRS["NAVD88 depth (ftUS)",VDATUM["North American Vertical '
'Datum 1988"],CS[vertical,1],AXIS["depth (D)",down,LENGTHUNIT["US '
'survey foot",0.304800609601219]],USAGE[SCOPE["Geodesy, '
'engineering survey."],AREA["United States (USA) - CONUS and '
'Alaska - onshore - Alabama; Alaska mainland; 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[24.41,-168.26,71.4,-66.91]],ID["EPSG",6358]]',
'geopotential_datum_name': 'North American Vertical Datum 1988'}