Name: StrategicFireMgmtZones_SNF_LMP_2023
Display Field: PLAN_NAME
Type: Feature Layer
Geometry Type: esriGeometryPolygon
Description: This dataset shows the geospatial extent of the Strategic Fire Management Zones for the Sierra National Forest Land Management Plan 2023 with pertinent metadata. The purpose of strategic fire management zones is to support decision-making before a fire ignition occurs, by pre-assessing the risk and benefits from wildland fire (both wildfire and prescribed fire) to areas on the landscape. Forest plan guidance aids wildland fire management decisions to meet the full range of forest plan objectives and use the most appropriate wildfire response within all the zones. Wildfire responses include a spectrum of strategies that include full suppression, confine and contain, monitoring, and management to meet resource objectives. The entire spectrum of strategies is available in all the zones, and all wildland fires will be actively managed using a strategy, or combination of strategies, from this spectrum. The boundaries of the fire management zones are determined by conditions on the ground and have the potential to be influenced as the result of development or natural disturbances. Adjustments to the fire management zone maps may be made with an administrative change to the plan to reflect changes on the ground. Within all zones, active management through fuel reduction treatments such as thinning and prescribed fire reduces fuels and fire hazard while mitigating safety hazards for firefighters within all zones.
Community Wildfire Protection Zone: This zone identifies the areas with the highest risk to communities and community assets. This zone assists with preparedness decisions, communication and outreach to high-risk communities, and prioritization of fuel treatments within and near communities.
General Wildfire Protection Zone:This zone identifies areas with a moderate to high risk to communities and assets as well as natural resources. This zone assists in prioritizing fuel treatments and fire management activities where targeted ecological restoration and hazardous fuel reduction will be needed to contribute to the protection of communities.
Wildfire Restoration Zone: This zone identifies the areas with a low to moderate risk, mostly to natural resources and some risk to assets. This zone assists with prioritization of fuel reduction treatments to create more opportunities under a wider range of conditions to manage wildfires to meet resource objectives and achieve forest plan desired conditions.
Wildfire Maintenance Zone: This zone identifies the areas with very low risk, mostly to natural resources and some risk to assets. Wildfires that occur in this zone will likely maintain or help achieve forest plan desired conditions. The management of wildfires to meet resource objective is encouraged when conditions allow and when it can be done in a safe manner.
Copyright Text: USDA Forest Service Pacific Southwest Region (Region 5), Sierra National Forest
Min. Scale: 0
Max. Scale: 0
Default Visibility: true
Max Record Count: 2000
Supported query Formats: JSON, geoJSON, PBF
Use Standardized Queries: True
Extent:
XMin: 6084.02971893176
YMin: -130714.412210613
XMax: 118312.974190522
YMax: -31621.1281437576
Spatial Reference: 3310 (3310)
Drawing Info:
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HasZ: false
HasM: false
Has Attachments: false
Has Geometry Properties: true
HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText
Object ID Field: OBJECTID
Unique ID Field:
IsSystemMaintained : True
Global ID Field:
Type ID Field: PLAN_AREA_TYPE
Fields:
- OBJECTID (type: esriFieldTypeOID, alias: OBJECTID, SQL Type: sqlTypeOther, length: 0, nullable: false, editable: false)
- PLAN_AREA_TYPE (type: esriFieldTypeString, alias: PLAN_AREA_TYPE, SQL Type: sqlTypeOther, length: 255, nullable: true, editable: true)
- PLAN_CODE (type: esriFieldTypeString, alias: PLAN_CODE, SQL Type: sqlTypeOther, length: 50, nullable: true, editable: true)
- PLAN_RULE (type: esriFieldTypeInteger, alias: PLAN_RULE, SQL Type: sqlTypeOther, nullable: true, editable: true, Coded Values: [1982: The plan design, components, and area types included in this plan are based on the 1982 planning rule.], [2012: The plan design, components, and area types are based on the 2012 planning rule.])
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- PLAN_YEAR (type: esriFieldTypeInteger, alias: PLAN_YEAR, SQL Type: sqlTypeOther, nullable: true, editable: true)
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- Shape__Length (type: esriFieldTypeDouble, alias: Shape__Length, SQL Type: sqlTypeDouble, nullable: true, editable: false)
Types:
ID: Community Wildfire Protection
Name: Community Wildfire Protection
Domains:
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- Field Name: DATA_SOURCE
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Templates:
Name: Community Wildfire Protection
Description:
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Prototype:
Attributes:
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ID: General Wildfire Protection
Name: General Wildfire Protection
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- Field Name: DATA_SOURCE
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Name: General Wildfire Protection
Description:
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ID: Wildfire Restoration
Name: Wildfire Restoration
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- Field Name: DATA_SOURCE
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Name: Wildfire Restoration
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Prototype:
Attributes:
- PLAN_AREA_TYPE: Wildfire Restoration
ID: Wildfire Maintenance
Name: Wildfire Maintenance
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- Field Name: DATA_SOURCE
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Templates:
Name: Wildfire Maintenance
Description:
Drawing Tool: esriFeatureEditToolPolygon
Prototype:
Attributes:
- PLAN_AREA_TYPE: Wildfire Maintenance
Is Data Versioned: false
Has Contingent Values: false
Supports Rollback On Failure Parameter: true
Last Edit Date: 5/22/2023 2:46:06 PM
Schema Last Edit Date: 5/22/2023 2:46:06 PM
Data Last Edit Date: 5/22/2023 2:46:06 PM
Supported Operations:
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