Name: Floodplains Outline - 2023
Display Field: DFIRM_ID
Type: Feature Layer
Geometry Type: esriGeometryPolyline
Description: The National Flood Hazard Layer (NFHL) data incorporates all Flood Insurance Rate Map (FIRM) databases published by the Federal Emergency Management Agency (FEMA), and any Letters of Map Revision (LOMRs) that have been issued against those databases since their publication date. It is updated on a monthly basis. The FIRM Database is the digital, geospatial version of the flood hazard information shown on the published paper FIRMs. The FIRM Database depicts flood risk information and supporting data used to develop the risk data. The primary risk classifications used are the 1-percent-annual-chance flood event, the 0.2-percent-annual-chance flood event, and areas of minimal flood risk. The FIRM Database is derived from Flood Insurance Studies (FISs), previously published FIRMs, flood hazard analyses performed in support of the FISs and FIRMs, and new mapping data, where available. The FISs and FIRMs are published by FEMA.The NFHL is available as State or US Territory data sets. Each State or Territory data set consists of all FIRM Databases and corresponding LOMRs available on the publication date of the data set. The specification for the horizontal control of FIRM Databases is consistent with those required for mapping at a scale of 1:12,000. This file is georeferenced to the Earth's surface using the Geographic Coordinate System (GCS) and North American Datum of 1983.For more information, visit https://msc.fema.gov/portal/home.
Copyright Text: Federal Emergency Management Agency
Default Visibility: false
MaxRecordCount: 2000
Supported Query Formats: JSON, geoJSON, PBF
Min Scale: 0
Max Scale: 0
Supports Advanced Queries: true
Supports Statistics: true
Has Labels: false
Can Modify Layer: true
Can Scale Symbols: false
Use Standardized Queries: true
Supports Datum Transformation: true
Extent:
XMin: 389613.71599999804
YMin: 124876.92500000099
XMax: 407881.652999997
YMax: 147558.55299999902
Spatial Reference: 26985
(26985)
Drawing Info:
Renderer:
Unique Value Renderer:
Field 1: LN_TYP
Field 2: N/A
Field 3: N/A
Field Delimiter: ,
Default Symbol:
Default Label: N/A
UniqueValueInfos:
-
Value: SFHA / Flood Zone Boundary
Label: SFHA / Flood Zone Boundary
Description: N/A
Symbol:
Style: esriSLSSolid
Color: [0, 77, 168, 255]
Width: 3
-
Value: Limit Lines
Label: SFHA / Flood Zone Boundary
Description: N/A
Symbol:
Style: esriSLSSolid
Color: [0, 77, 168, 255]
Width: 3
-
Value: Other Boundary
Label: Other Boundary
Description: N/A
Symbol:
Style: esriSLSSolid
Color: [52, 52, 52, 255]
Width: 1
Transparency: 0
Labeling Info:
Advanced Query Capabilities:
Supports Statistics: true
Supports OrderBy: true
Supports Distinct: true
Supports Pagination: true
Supports TrueCurve: true
Supports Returning Query Extent: true
Supports Query With Distance: true
Supports Sql Expression: true
Supports Query With ResultType: false
Supports Returning Geometry Centroid: false
Supports Binning LOD: false
Supports Query With LOD Spatial Reference: false
Supports Percentile Statistics: true
Supports Having Clause: true
Supports Count Distinct: true
Supports Time Relation: true
Supports Sql Format: false
Supports Query Analytic: true
Supports Query With Current User: true
HasZ: false
HasM: false
Has Attachments: false
HTML Popup Type: esriServerHTMLPopupTypeNone
Type ID Field: null
Fields:
-
OBJECTID
(
type: esriFieldTypeOID, alias: OBJECTID
)
-
DFIRM_ID
(
type: esriFieldTypeString, alias: FIRM Database Identifier, length: 6
)
-
VERSION_ID
(
type: esriFieldTypeString, alias: Version Identifier, length: 11
)
-
FLD_LN_ID
(
type: esriFieldTypeString, alias: Flood Line Identifier, length: 32
)
-
LN_TYP
(
type: esriFieldTypeString, alias: Line Type, length: 26
)
-
SOURCE_CIT
(
type: esriFieldTypeString, alias: Source Citation, length: 21
)
-
GFID
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type: esriFieldTypeString, alias: GF Identifier, length: 38
)
-
GIS_ID
(
type: esriFieldTypeString, alias: GIS Identifier, length: 50
)
-
SE_ANNO_CAD_DATA
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type: esriFieldTypeBlob, alias: SE_ANNO_CAD_DATA
)
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CREATOR
(
type: esriFieldTypeString, alias: CREATOR, length: 255
)
-
CREATED
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type: esriFieldTypeDate, alias: CREATED, length: 8
)
-
EDITOR
(
type: esriFieldTypeString, alias: EDITOR, length: 255
)
-
EDITED
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type: esriFieldTypeDate, alias: EDITED, length: 8
)
-
SHAPE
(
type: esriFieldTypeGeometry, alias: SHAPE
)
-
SHAPE.LEN
(
type: esriFieldTypeDouble, alias: SHAPE.LEN
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Supported Operations:
Query
Query Attachments
Query Analytic
Generate Renderer
Return Updates
Iteminfo
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Metadata