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Layer: FIRE HISTORY (ID: 6)

Parent Layer: Natural Disturbances Group Layer

Name: FIRE HISTORY

Display Field: fireid

Type: Feature Layer

Geometry Type: esriGeometryPolygon

Description: This data set represent fire perimeter outlines. Un-burnt islands are included in the fire perimeter as are small internal lakes.The overall data accuracy should be assumed to be at 1:250,000 scale. There are known data gaps in this data set, one should not assume that all fires have been recorded. That being said this record is the most complete currently available data set for fire perimeters in the NWT. Omission and accuracy errors are much more prevalent for the beginning of the data set, particularly for the 1965 to 1975 period. The data set was updated in 2006 using the NWT fire files and Landsat images dating back to the beginning of the Landsat record. During this update Landsat fire perimeters were on screen digitized to an accuracy of 1;250,000. Since 2008 the source of the fire perimeter has been recorded in the SOURCE attribute field. The sources are GPS, MODIS and Landsat. Where this information is recorded the accuracy of the perimeter can be assumed to be 1:250,000 for GPS, 1:1,000,000 for MODIS and 1:25,000 for Landsat.

Copyright Text: Fire Management Division - Vera Green

Default Visibility: true

MaxRecordCount: 1000

Supported Query Formats: JSON, geoJSON

Min Scale: 0.0

Max Scale: 0.0

Supports Advanced Queries: true

Supports Statistics: true

Has Labels: false

Can Modify Layer: false

Can Scale Symbols: false

Use Standardized Queries: true

Supports Datum Transformation: true

Extent:
Drawing Info: Advanced Query Capabilities:
HasZ: false

HasM: false

Has Attachments: false

HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText

Type ID Field: null

Fields:
Supported Operations:   Query   Query Attachments   Generate Renderer   Return Updates

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