Name: Keystone Dam InSAR Points

Display Field:

Type: Feature Layer

Geometry Type: esriGeometryPoint

Description: <b>Overview</b><p>This feature service contains point features collected for deformation and motion analysis associated with the Keystone Dam area. The records support inspection of measured surface behavior and related quality indicators used in interferometric analysis workflows.</p><b>What it contains</b><ul><li><strong>Point locations</strong> representing individual measurement or analysis points.</li><li><strong>Motion-related attributes</strong> such as displacement or velocity values used to characterize movement.</li><li><strong>Data-quality and precision attributes</strong> that support interpretation of the measurements.</li><li><strong>Position and reference attributes</strong> that help relate each point to spatial and analytical reference frames.</li></ul><b>Uses</b><p>The service supports GIS analysis, monitoring, and visualization workflows for infrastructure observation, surface movement assessment, and spatial review of point-based InSAR or survey-derived results within the Keystone Dam area.</p>

Copyright Text:

Min. Scale: 33538

Max. Scale: 0

Default Visibility: true

Max Record Count: 2000

Supported query Formats: JSON, geoJSON, PBF

Use Standardized Queries: True

Extent:

XMin: -10717073.6117845
YMin: 4318779.35644695
XMax: -10711600.4365119
YMax: 4322757.23917364
Spatial Reference: 102100 (3857)

Drawing Info:

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HasZ: true

HasM: true

Has Attachments: false

Has Geometry Properties: false

HTML Popup Type: esriServerHTMLPopupTypeNone

Object ID Field: OBJECTID

Unique ID Field:

Name : OBJECTID

IsSystemMaintained : True

Global ID Field:

Type ID Field:

Fields:

• OBJECTID (type: esriFieldTypeOID, alias: OBJECTID, SQL Type: sqlTypeOther, length: 0, nullable: false, editable: false)
• velocity (type: esriFieldTypeSingle, alias: velocity, SQL Type: sqlTypeOther, nullable: true, editable: true)
• coherence (type: esriFieldTypeSingle, alias: coherence, SQL Type: sqlTypeOther, nullable: true, editable: true)
• MuSigma (type: esriFieldTypeSingle, alias: MuSigma, SQL Type: sqlTypeOther, nullable: true, editable: true)
• shpnbr (type: esriFieldTypeSingle, alias: shpnbr, SQL Type: sqlTypeOther, nullable: true, editable: true)
• Scatterer (type: esriFieldTypeString, alias: Scatterer, SQL Type: sqlTypeOther, length: 8, nullable: true, editable: true)
• Hprecision (type: esriFieldTypeSingle, alias: Hprecision, SQL Type: sqlTypeOther, nullable: true, editable: true)
• Vprecision (type: esriFieldTypeSingle, alias: Vprecision, SQL Type: sqlTypeOther, nullable: true, editable: true)
• range (type: esriFieldTypeInteger, alias: range, SQL Type: sqlTypeOther, nullable: true, editable: true)
• azimuth (type: esriFieldTypeInteger, alias: azimuth, SQL Type: sqlTypeOther, nullable: true, editable: true)
• SubAreaID (type: esriFieldTypeString, alias: SubAreaID, SQL Type: sqlTypeOther, length: 8, nullable: true, editable: true)
• lon (type: esriFieldTypeDouble, alias: lon, SQL Type: sqlTypeOther, nullable: true, editable: true)
• lat (type: esriFieldTypeDouble, alias: lat, SQL Type: sqlTypeOther, nullable: true, editable: true)
• xpos (type: esriFieldTypeDouble, alias: xpos, SQL Type: sqlTypeOther, nullable: true, editable: true)
• ypos (type: esriFieldTypeDouble, alias: ypos, SQL Type: sqlTypeOther, nullable: true, editable: true)
• zpos (type: esriFieldTypeDouble, alias: zpos, SQL Type: sqlTypeOther, nullable: true, editable: true)
• Z (type: esriFieldTypeDouble, alias: Z, SQL Type: sqlTypeOther, nullable: true, editable: true)
• ALOS (type: esriFieldTypeSingle, alias: ALOS, SQL Type: sqlTypeOther, nullable: true, editable: true)
• ILOS (type: esriFieldTypeSingle, alias: ILOS, SQL Type: sqlTypeOther, nullable: true, editable: true)
• Hcorrectio (type: esriFieldTypeSingle, alias: Hcorrectio, SQL Type: sqlTypeOther, nullable: true, editable: true)
• ID (type: esriFieldTypeString, alias: ID, SQL Type: sqlTypeOther, length: 29, nullable: true, editable: true)
• aoi (type: esriFieldTypeString, alias: aoi, SQL Type: sqlTypeOther, length: 25, nullable: true, editable: true)

Templates:

Name: New Feature
Description:
Drawing Tool: esriFeatureEditToolPoint
Prototype:

Attributes:

Relationships:

• KeystoneDamPS_displacements (0) -- Related To: KeystoneDamPS_displacements (2)

Is Data Versioned: false

Has Contingent Values: false

Supports Rollback On Failure Parameter: true

Last Edit Date: 9/17/2026 9:53:12 AM

Schema Last Edit Date: 9/17/2026 9:51:17 AM

Data Last Edit Date: 4/1/2026 2:03:26 AM

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