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Schema

NFHL / high-water-marks-1 / v1.0.0

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Schema from GeoParquet, GCS hifld-next-datasets-prod, v1.0.0.

Columns
17 columns
Features
1,026
Geometry
Point
ColumnTypeNullableNullsUniqueDescriptionExamples / Values
geometrygeometryYes5
Range: Length:
Examples:
Values:
OBJECTIDintegerNo0
Range: 3 to 4700Length:
Examples: 4425, 50, 100, 2252, 4529
Values:
DFIRM_IDstringNo0
Range: Length: 6
Examples: 17049C, 26011C, 28027C, 26081C, 48187C
Values:
VERSION_IDstringNo0
Range: Length: 7
Examples: 2.6.3.6, 2.1.1.0, 2.3.3.3, 2.6.3.0, 2.6.5.6
Values:
HWM_IDstringNo0
Range: Length: 23
Examples: 17049C_2, 26011C_3, 28027C_3, 26081C_36, 48187C_002
Values:
WTR_NMstringNo0
Range: Length: 29
Examples: Salt Creek, Lake Huron - Saginaw Bay, Mississippi River (Delta), Grand River, GUADALUPE RIVER
Values:
LOC_DESCstringNo0
Range: Length: 254
Examples: Just downstream of Route 33, Saginaw Bay - Township of Sims, Coahoma County (Unincorporated Areas), Downstream of Fulton Street in the Township of Ada, Left Bank, Down Stream of Crossing
Values:
EVENT_DTstringYes1
Range: Length: 10
Examples: 2008-06-07, 1976-04-25, 1850-01-01, 2001-02-13, 8888-08-08
Values:
ELEVfloatNo0
Range: -9999 to 4214.1Length:
Examples: 539.6, 583.8, -8888.0, 622.35, 0.0
Values:
LEN_UNITstringNo0
Range: Length: 4
Examples: Feet, Feet, Feet, Feet, Feet
Values: Feet, NP
V_DATUMstringNo0
Range: Length: 6
Examples: NAVD88, NAVD88, NAVD88, NAVD88, NAVD88
Values: NAVD88, NGVD29, NP
HWM_SOURCEstringNo0
Range: Length: 87
Examples: City of Effingham, Essexville, MI - Station ID: 9075035, FEMA, 2012, USGS Gage 04118105, NP
Values:
APX_FREQintegerNo0
Range: -9999 to 500Length:
Examples: -8888, -8888, -8888, -8888, 0
Values:
SOURCE_CITstringNo0
Range: Length: 15
Examples: 17049C_STUDY4, 26011C_FIS1, 28027C_STUDY1, 26081C_REF39, 48187C_STUDY1
Values:
GFIDstringNo0
Range: Length: 36
Examples: 419b3e0f-0842-4e59-832e-1103f21614d7, fb0d1e13-eb4c-4448-bda7-621e9a62e6f4, 8786a2c3-2012-4fd8-8b9d-dccd09164cfa, 8e590790-3a07-4c4e-80c0-eb148d7e4c3e, d53d9dec-f229-4eaa-a993-74f7d89157d1
Values:
GlobalIDstringNo0
Range: Length: 38
Examples: {2A3AF33B-985D-456B-9092-E95B36AD4341}, {2C1DACCC-857A-4138-A84A-8AFD89480A1A}, {81B0B278-E583-4627-A4C6-36FFB2EE561C}, {2C4DC595-130E-41E5-973C-B90D7535F66C}, {64547173-35B0-4089-9811-958027C3588C}
Values:
idintegerNo0
Range: 3 to 4700Length:
Examples: 4425, 50, 100, 2252, 4529
Values:
Invalid geometry count: 0
Columns hash: d34e9b1d9ad962407caaf5a7212328270cb931a330f2a78b3de92986b025b88b