{ "currentVersion": 11.3, "serviceDescription": "Purpose:\n\tPrimary purpose is to quantify floating and submerged aquatic vegetation in the channel.\nSurvey Date and Time:\n\tData was collected on 11/9/2023 1100-1330 PST\nImagery Acquisition:\n\tThe imagery was collected using a DJI Phantom 4 RTK UAS, operating at 300\u2019 above ground level, along a 2D grid from levee to levee on Old River from Middle River to Doughty Cut. The field collection was controlled by a DJI Phantom4 RTK controller running the DJI GS RTK app.\nSoftware Processing:\n\tImages were imported into ArcGIS Pro 3.1.0 using the Ortho Mapping workspace tool, block adjusted, and an Orthomosaic was generated. No external control points were used for this project.\nAdjustment summary from ArcGIS Pro:\nNumber of Adjusted Images\t582\nNumber of Tie Points\t1418583\nNumber of Solution Points\t593893\nMean Reprojection Error / Sigma Naught (pixel)\t0.23 / 0.55\nGround Resolution (m/pixel)\t0.027\nAdjustment Type\tFrame\nGround Control Points Involved in Adjustment\tNo\n\n\nThis is an official DWR Image Service, which meets all appropriate requirements of the DWR Spatial Data Standards, specifically the DWR Spatial Data Standards version 3.6, dated September 2023.\n\n DWR makes no warranties or guarantees \u2014 either expressed or implied \u2014 as to the completeness, accuracy, or correctness of the data. DWR neither accepts nor assumes liability arising from or for any incorrect, incomplete, or misleading subject data.\n\nThis Image Service was published on 11/15/2023, by the DWR Division of Engineering. Comments, problems, improvements, updates, or suggestions should be forwarded to the official DWR point of contact as available and appropriate at gis@water.ca.gov\n", "name": "Aerial_Photography/OldRiverUpper_20231109", "description": "Purpose:\n\tPrimary purpose is to quantify floating and submerged aquatic vegetation in the channel.\nSurvey Date and Time:\n\tData was collected on 11/9/2023 1100-1330 PST\nImagery Acquisition:\n\tThe imagery was collected using a DJI Phantom 4 RTK UAS, operating at 300\u2019 above ground level, along a 2D grid from levee to levee on Old River from Middle River to Doughty Cut. The field collection was controlled by a DJI Phantom4 RTK controller running the DJI GS RTK app.\nSoftware Processing:\n\tImages were imported into ArcGIS Pro 3.1.0 using the Ortho Mapping workspace tool, block adjusted, and an Orthomosaic was generated. 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Comments, problems, improvements, updates, or suggestions should be forwarded to the official DWR point of contact as available and appropriate at gis@water.ca.gov\n", "extent": { "xmin": 639050.88, "ymin": 4185259.1760000004, "xmax": 643169.0159999995, "ymax": 4187515.896, "spatialReference": { "wkid": 32610, "latestWkid": 32610, "vcsWkid": 115700, "latestVcsWkid": 115700 } }, "initialExtent": { "xmin": 639050.88, "ymin": 4185259.1760000004, "xmax": 643169.0159999995, "ymax": 4187515.896, "spatialReference": { "wkid": 32610, "latestWkid": 32610, "vcsWkid": 115700, "latestVcsWkid": 115700 } }, "fullExtent": { "xmin": 639050.88, "ymin": 4185259.1760000004, "xmax": 643169.0159999995, "ymax": 4187515.896, "spatialReference": { "wkid": 32610, "latestWkid": 32610, "vcsWkid": 115700, "latestVcsWkid": 115700 } }, "sortableFields": "", "heightModelInfo": { "heightModel": "ellipsoidal", "vertCRS": "WGS_1984", "heightUnit": "meter" }, "bandCount": 3, "pixelType": "U8", "minValues": [ 1, 1, 1 ], "maxValues": [ 255, 255, 255 ], "meanValues": [ 138.99289312504752, 132.86609990534677, 111.174050434627 ], "stdvValues": [ 33.668590227362266, 32.9018458797458, 31.14059989778884 ], "hasMultidimensions": false, "pixelSizeX": 0.02399999999999694, "pixelSizeY": 0.02399999999999723, "meanPixelSize": 0.023999999999997086, "datasetFormat": "Cache/RAW", "uncompressedSize": 48403541010, "blockWidth": 256, "blockHeight": 256, "compressionType": "RAW", "bandNames": [ "Band_1", "Band_2", "Band_3" ], "allowCopy": true, "allowAnalysis": true, "itemAccess": false, "inspectionCapabilities": "", "minPixelSize": 0, "maxPixelSize": 0, "copyrightText": "Michael Baldwin, P.E., California Department of Water Resources, NCRO", "serviceDataType": "esriImageServiceDataTypeRGB", "serviceSourceType": "esriImageServiceSourceTypeDataset", "objectIdField": "", "fields": [], "capabilities": "Image,Metadata,Mensuration", "defaultMosaicMethod": "Center", "allowedMosaicMethods": "", "sortField": "", "sortValue": null, "sortAscending": true, "mosaicOperator": "First", "defaultCompressionQuality": 75, "defaultResamplingMethod": "Bilinear", "maxImageHeight": 4100, "maxImageWidth": 15000, "allowRasterFunction": true, "rasterFunctionInfos": [ { "name": "None", "description": "Make a Raster or Raster Dataset into a Function Raster Dataset.", "help": "" } ], "rasterTypeInfos": [ { "name": "Raster Dataset", "description": "Supports all ArcGIS Raster Datasets", "help": "" } ], "mensurationCapabilities": "Basic", "hasHistograms": true, "hasColormap": false, "hasRasterAttributeTable": false, "minScale": 0, "maxScale": 0, "exportTilesAllowed": false, "supportsStatistics": false, "supportsAdvancedQueries": false, "editFieldsInfo": null, "ownershipBasedAccessControlForRasters": null, "allowComputeTiePoints": false, "useStandardizedQueries": true, "advancedQueryCapabilities": { "useStandardizedQueries": true, "supportsStatistics": false, "supportsOrderBy": false, "supportsDistinct": false, "supportsPagination": false }, "spatialReference": { "wkid": 32610, "latestWkid": 32610, "vcsWkid": 115700, "latestVcsWkid": 115700 } }