Name: Seismic Hazard Zone

Display Field: QUAD_NAME

Type: Feature Layer

Geometry Type: esriGeometryPolygon

Description: This map will assist cities and counties in fulfilling their responsibility to prohibit the location of developments and structures for human occupancy across the trace of active faults as required by the Alquist-Priolo Earthquake Fault Zoning Act (Public Resources Code Sections 2621-2630). For information regarding the scope and recommended methods to be used in conducting the required site investigations, see DMG Special Publication 42, Fault-Rupture Hazard Zones in California. Information about the Alquist-Priolo Earthquake Fault Zoning (AP) Act and links to data downloads is here.UPDATE HISTORY:11/6/13 - ADDED to SDE11/13/14 - Updated for Hollywood and Azusa Quad Sheets12/10/15 - Updated for Mescal Creek and Mount San Antonio Quad Sheets1/18/18 - Updated with data from Calif. Dept. of Conservation, Calif. Geological Survey11/26/24 - Updated with data from state for the following quad sheets in the NW Antelope Valley: Burnt Peak, Lake Hughes, and Del Sur. Went into effect on 11/21/24.

Copyright Text: California Department of Conservation, California Geological Survey. All rights reserved.

Default Visibility: true

MaxRecordCount: 2000

Supported Query Formats: JSON, geoJSON, PBF

Min Scale: 0.0

Max Scale: 0.0

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: 6293160.049999997
YMin: 1732750.3639999926
XMax: 6674587.587500006
YMax: 2121240.5600000024
Spatial Reference: 102645  (2229)  LatestVCSWkid(0)

Drawing Info:

Renderer:
Simple Renderer:
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Outline:
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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

HasZ: false

HasM: false

Has Attachments: false

HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText

Type ID Field: null

Fields:

• OBJECTID ( type: esriFieldTypeOID, alias: OBJECTID )
• ZONE_TYPE ( type: esriFieldTypeString, alias: ZONE_TYPE, length: 75 )
• CA_MAP_LEGEND ( type: esriFieldTypeString, alias: CA_MAP_LEGEND, length: 75 )
• Shape ( type: esriFieldTypeGeometry, alias: Shape )
• QUAD_NAME ( type: esriFieldTypeString, alias: USGS Quad Name, length: 35 )
• MAP_RELEAS ( type: esriFieldTypeString, alias: Date Map Released, length: 11 )
• MAP_REVISE ( type: esriFieldTypeString, alias: Map Revised?, length: 1 )
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Supported Operations:   Query   Query Attachments   Query Analytic   Generate Renderer   Return Updates

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