Layer: Dallas Floodplains (ID:0)

View In: Map Viewer

Name: Dallas Floodplains

Display Field: FLD_ZONE

Type: Feature Layer

Geometry Type: esriGeometryPolygon

Description: The city has conducted several studies to provide up-to-date floodplain area information for the City of Dallas to assist in protecting life and property and to support the City’s participation in the FEMA NFIP program. This information is vital for several city entities including, but not limited to, Zoning, Sustainable Development and Construction, Building Inspection, Parks, Dallas Water Utilities, and all prospective homeowners and developers who need the most updated information to make informed decisions regarding the risks and costs associated with each property. Update Frequency: As Needed.

Copyright Text: FEMA; DWU-Floodplain Management

Min. Scale: 800000

Max. Scale: 0

Default Visibility: true

Max Record Count: 2000

Supported query Formats: JSON, geoJSON, PBF

Use Standardized Queries: True

Extent:

Drawing Info:

{"renderer":{"type":"uniqueValue","valueExpression":"$feature.FLD_ZONE\nvar name= $feature.FLD_ZONE\nif(name==\"0.2 PCT ANNUAL CHANCE FLOOD HAZARD\"){\nreturn \"0.2 PCT ANNUAL CHANCE FLOOD HAZARD\"\n}\nif(name==\"A\"||name==\"AE\"||name==\"AH\"||name==\"AO\"||name==\"AO-3\"){\nreturn \"1 PCT ANNUAL CHANCE FLOOD HAZARD\"\n}\n\nif(name==\"EAST PEAK'S BRANCH\"||name==\"EAST PEAK'S BRANCH PFP\"){\nreturn \"EAST PEAK'S BRANCH\"\n}\nif(name==\"FLOODWAY\"){\nreturn \"FLOODWAY\"\n}\nif(name==\"MILL CREEK\"||name==\"MILL CREEK PFP\"){\nreturn \"MILL CREEK\"\n}\n\nif(name==\"PEAK'S BRANCH\"||name==\"PEAK'S BRANCH PFP\"){\nreturn \"PEAK'S BRANCH\"\n}\nif(name==\"X PROTECTED BY LEVEE\"){\nreturn \"X PROTECTED BY LEVEE\"\n}","valueExpressionTitle":"Flood Zone","uniqueValueGroups":[{"heading":"Flood Zone","classes":[{"label":"0.2 PCT ANNUAL CHANCE FLOOD HAZARD","description":"0.2 PCT ANNUAL CHANCE FLOOD HAZARD","symbol":{"type":"esriSFS","style":"esriSFSSolid","color":[56,168,0,255],"outline":{"type":"esriSLS","style":"esriSLSSolid","color":[56,168,0,255],"width":0.4}},"values":[["0.2 PCT ANNUAL CHANCE FLOOD HAZARD"]]},{"label":"1 PCT ANNUAL CHANCE FLOOD HAZARD","description":"1 PCT ANNUAL CHANCE FLOOD HAZARD","symbol":{"type":"esriSFS","style":"esriSFSSolid","color":[0,92,230,255],"outline":{"type":"esriSLS","style":"esriSLSSolid","color":[0,92,230,255],"width":0.4}},"values":[["1 PCT ANNUAL CHANCE FLOOD HAZARD"]]},{"label":"EAST PEAK'S BRANCH","description":"EAST PEAK'S BRANCH","symbol":{"type":"esriSFS","style":"esriSFSSolid","color":[205,102,153,255],"outline":{"type":"esriSLS","style":"esriSLSSolid","color":[245,122,182,255],"width":0.4}},"values":[["EAST PEAK'S BRANCH"]]},{"label":"FLOODWAY","description":"FLOODWAY","symbol":{"type":"esriSFS","style":"esriSFSSolid","color":[230,0,0,255],"outline":{"type":"esriSLS","style":"esriSLSSolid","color":[230,0,0,255],"width":0.4}},"values":[["FLOODWAY"]]},{"label":"MILL CREEK","description":"MILL CREEK","symbol":{"type":"esriSFS","style":"esriSFSSolid","color":[158,187,215,255],"outline":{"type":"esriSLS","style":"esriSLSSolid","color":[122,245,202,255],"width":0.4}},"values":[["MILL CREEK"]]},{"label":"PEAK'S BRANCH","description":"PEAK'S BRANCH","symbol":{"type":"esriSFS","style":"esriSFSSolid","color":[255,211,127,255],"outline":{"type":"esriSLS","style":"esriSLSSolid","color":[255,211,127,255],"width":1}},"values":[["PEAK'S BRANCH"]]},{"label":"X PROTECTED BY LEVEE","description":"X PROTECTED BY LEVEE","symbol":{"type":"esriSFS","style":"esriSFSSolid","color":[230,0,169,255],"outline":{"type":"esriSLS","style":"esriSLSSolid","color":[230,0,169,255],"width":0.4}},"values":[["X PROTECTED BY LEVEE"]]}]}],"uniqueValueInfos":[{"symbol":{"type":"esriSFS","style":"esriSFSSolid","color":[56,168,0,255],"outline":{"type":"esriSLS","style":"esriSLSSolid","color":[56,168,0,255],"width":0.4}},"value":"0.2 PCT ANNUAL CHANCE FLOOD HAZARD","label":"0.2 PCT ANNUAL CHANCE FLOOD HAZARD"},{"symbol":{"type":"esriSFS","style":"esriSFSSolid","color":[0,92,230,255],"outline":{"type":"esriSLS","style":"esriSLSSolid","color":[0,92,230,255],"width":0.4}},"value":"1 PCT ANNUAL CHANCE FLOOD HAZARD","label":"1 PCT ANNUAL CHANCE FLOOD HAZARD"},{"symbol":{"type":"esriSFS","style":"esriSFSSolid","color":[205,102,153,255],"outline":{"type":"esriSLS","style":"esriSLSSolid","color":[245,122,182,255],"width":0.4}},"value":"EAST PEAK'S BRANCH","label":"EAST PEAK'S BRANCH"},{"symbol":{"type":"esriSFS","style":"esriSFSSolid","color":[230,0,0,255],"outline":{"type":"esriSLS","style":"esriSLSSolid","color":[230,0,0,255],"width":0.4}},"value":"FLOODWAY","label":"FLOODWAY"},{"symbol":{"type":"esriSFS","style":"esriSFSSolid","color":[158,187,215,255],"outline":{"type":"esriSLS","style":"esriSLSSolid","color":[122,245,202,255],"width":0.4}},"value":"MILL CREEK","label":"MILL CREEK"},{"symbol":{"type":"esriSFS","style":"esriSFSSolid","color":[255,211,127,255],"outline":{"type":"esriSLS","style":"esriSLSSolid","color":[255,211,127,255],"width":1}},"value":"PEAK'S BRANCH","label":"PEAK'S BRANCH"},{"symbol":{"type":"esriSFS","style":"esriSFSSolid","color":[230,0,169,255],"outline":{"type":"esriSLS","style":"esriSLSSolid","color":[230,0,169,255],"width":0.4}},"value":"X PROTECTED BY LEVEE","label":"X PROTECTED BY LEVEE"}],"fieldDelimiter":",","authoringInfo":{"colorRamp":{"type":"multipart","colorRamps":[{"type":"algorithmic","algorithm":"esriCIELabAlgorithm","fromColor":[237,81,81,255],"toColor":[237,81,81,255]},{"type":"algorithmic","algorithm":"esriCIELabAlgorithm","fromColor":[21,160,207,255],"toColor":[21,160,207,255]},{"type":"algorithmic","algorithm":"esriCIELabAlgorithm","fromColor":[167,199,54,255],"toColor":[167,199,54,255]},{"type":"algorithmic","algorithm":"esriCIELabAlgorithm","fromColor":[158,85,156,255],"toColor":[158,85,156,255]},{"type":"algorithmic","algorithm":"esriCIELabAlgorithm","fromColor":[252,145,30,255],"toColor":[252,145,30,255]},{"type":"algorithmic","algorithm":"esriCIELabAlgorithm","fromColor":[255,223,61,255],"toColor":[255,223,61,255]},{"type":"algorithmic","algorithm":"esriCIELabAlgorithm","fromColor":[247,136,216,255],"toColor":[247,136,216,255]},{"type":"algorithmic","algorithm":"esriCIELabAlgorithm","fromColor":[184,129,73,255],"toColor":[184,129,73,255]},{"type":"algorithmic","algorithm":"esriCIELabAlgorithm","fromColor":[60,176,155,255],"toColor":[60,176,155,255]},{"type":"algorithmic","algorithm":"esriCIELabAlgorithm","fromColor":[107,107,214,255],"toColor":[107,107,214,255]}]}}},"scaleSymbols":true,"transparency":0,"labelingInfo":null}
HasZ: false

HasM: false

Has Attachments: false

Has Geometry Properties: true

HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText

Object ID Field: OBJECTID

Unique ID Field:

Global ID Field:

Type ID Field:

Fields:

OBJECTID (type: esriFieldTypeOID, alias: OBJECTID, SQL Type: sqlTypeOther, length: 0, nullable: false, editable: false)
FLD_ZONE (type: esriFieldTypeString, alias: FLD_ZONE, SQL Type: sqlTypeOther, length: 50, nullable: true, editable: true)
DFIRM_ID (type: esriFieldTypeString, alias: DFIRM_ID, SQL Type: sqlTypeOther, length: 6, nullable: true, editable: true)
VERSION_ID (type: esriFieldTypeString, alias: VERSION_ID, SQL Type: sqlTypeOther, length: 11, nullable: true, editable: true)
FLD_AR_ID (type: esriFieldTypeString, alias: FLD_AR_ID, SQL Type: sqlTypeOther, length: 32, nullable: true, editable: true)
STUDY_TYP (type: esriFieldTypeString, alias: STUDY_TYP, SQL Type: sqlTypeOther, length: 28, nullable: true, editable: true)
ZONE_SUBTY (type: esriFieldTypeString, alias: ZONE_SUBTY, SQL Type: sqlTypeOther, length: 57, nullable: true, editable: true)
SFHA_TF (type: esriFieldTypeString, alias: SFHA_TF, SQL Type: sqlTypeOther, length: 1, nullable: true, editable: true)
STATIC_BFE (type: esriFieldTypeDouble, alias: STATIC_BFE, SQL Type: sqlTypeOther, nullable: true, editable: true)
V_DATUM (type: esriFieldTypeString, alias: V_DATUM, SQL Type: sqlTypeOther, length: 17, nullable: true, editable: true)
DEPTH (type: esriFieldTypeDouble, alias: DEPTH, SQL Type: sqlTypeOther, nullable: true, editable: true)
LEN_UNIT (type: esriFieldTypeString, alias: LEN_UNIT, SQL Type: sqlTypeOther, length: 16, nullable: true, editable: true)
VELOCITY (type: esriFieldTypeDouble, alias: VELOCITY, SQL Type: sqlTypeOther, nullable: true, editable: true)
VEL_UNIT (type: esriFieldTypeString, alias: VEL_UNIT, SQL Type: sqlTypeOther, length: 20, nullable: true, editable: true)
AR_REVERT (type: esriFieldTypeString, alias: AR_REVERT, SQL Type: sqlTypeOther, length: 17, nullable: true, editable: true)
AR_SUBTRV (type: esriFieldTypeString, alias: AR_SUBTRV, SQL Type: sqlTypeOther, length: 57, nullable: true, editable: true)
BFE_REVERT (type: esriFieldTypeDouble, alias: BFE_REVERT, SQL Type: sqlTypeOther, nullable: true, editable: true)
DEP_REVERT (type: esriFieldTypeDouble, alias: DEP_REVERT, SQL Type: sqlTypeOther, nullable: true, editable: true)
DUAL_ZONE (type: esriFieldTypeString, alias: DUAL_ZONE, SQL Type: sqlTypeOther, length: 1, nullable: true, editable: true)
SOURCE_CIT (type: esriFieldTypeString, alias: SOURCE_CIT, SQL Type: sqlTypeOther, length: 21, nullable: true, editable: true)
UNIQUEID (type: esriFieldTypeInteger, alias: UNIQUEID, SQL Type: sqlTypeOther, nullable: true, editable: true)
OWNED_BY (type: esriFieldTypeString, alias: OWNED_BY, SQL Type: sqlTypeOther, length: 50, nullable: true, editable: true)
MAINTAINED_BY (type: esriFieldTypeString, alias: MAINTAINED_BY, SQL Type: sqlTypeOther, length: 50, nullable: true, editable: true)
Shape__Area (type: esriFieldTypeDouble, alias: Shape__Area, SQL Type: sqlTypeDouble, nullable: true, editable: false)
Shape__Length (type: esriFieldTypeDouble, alias: Shape__Length, SQL Type: sqlTypeDouble, nullable: true, editable: false)

Templates:

Is Data Versioned: false

Has Contingent Values: false

Supports Rollback On Failure Parameter: true

Last Edit Date: 1/31/2026 12:40:31 AM

Schema Last Edit Date: 1/31/2026 12:40:31 AM

Data Last Edit Date: 1/31/2026 12:40:31 AM

Supported Operations: Query Query Pivot Query Top Features Query Analytic Query Bins Generate Renderer Validate SQL Get Estimates ConvertFormat