{ "currentVersion": 10.71, "serviceDescription": "
A 200\u202fm grid of airborne radiometric Natural Absorbed Dose Rate (NADR, also referred to as Total Counts) for New Brunswick.<\/SPAN><\/SPAN><\/P> This dataset represents the Natural Absorbed Dose Rate (NADR) across New Brunswick at 200\u202fm resolution, derived from a compilation of NRCan airborne radiometric surveys flown at 1000\u202fm line spacing. NADR reflects the total gamma-ray counts from near-surface rocks, providing a measure of overall natural radioactivity useful for geological interpretation. The dataset is provided in NB Stereographic double (NAD83) for consistent province-wide coverage.<\/SPAN><\/SPAN><\/P> The NADR grid was produced by compiling individual NRCan radiometric survey grids, microlevelling line-to-line variations, and interpolating the results to a seamless 200\u202fm grid. The final raster was delivered as a .ers file in NB Stereographic double (NAD83).<\/SPAN><\/P> The dataset is not updated regularly. Updates occur only if new reprocessing, corrections, or additional surveys become available. As of now, the compilation represents the most recent processing as of December 2025.<\/SPAN><\/P><\/DIV><\/DIV><\/DIV>",
"name": "Geophysics_Radiometric_Compiled/NB_NADR_200m",
"description": " A 200\u202fm grid of airborne radiometric Natural Absorbed Dose Rate (NADR, also referred to as Total Counts) for New Brunswick.<\/SPAN><\/SPAN><\/P> This dataset represents the Natural Absorbed Dose Rate (NADR) across New Brunswick at 200\u202fm resolution, derived from a compilation of NRCan airborne radiometric surveys flown at 1000\u202fm line spacing. NADR reflects the total gamma-ray counts from near-surface rocks, providing a measure of overall natural radioactivity useful for geological interpretation. The dataset is provided in NB Stereographic double (NAD83) for consistent province-wide coverage.<\/SPAN><\/SPAN><\/P> The NADR grid was produced by compiling individual NRCan radiometric survey grids, microlevelling line-to-line variations, and interpolating the results to a seamless 200\u202fm grid. The final raster was delivered as a .ers file in NB Stereographic double (NAD83).<\/SPAN><\/P> The dataset is not updated regularly. Updates occur only if new reprocessing, corrections, or additional surveys become available. As of now, the compilation represents the most recent processing as of December 2025.<\/SPAN><\/P><\/DIV><\/DIV><\/DIV>",
"extent": {
"xmin": 2399100,
"ymin": 7328100,
"xmax": 2657100,
"ymax": 7675100,
"spatialReference": {
"wkid": 2036,
"latestWkid": 2953
}
},
"initialExtent": {
"xmin": 2399100,
"ymin": 7328100,
"xmax": 2657100,
"ymax": 7675100,
"spatialReference": {
"wkid": 2036,
"latestWkid": 2953
}
},
"fullExtent": {
"xmin": 2399100,
"ymin": 7328100,
"xmax": 2657100,
"ymax": 7675100,
"spatialReference": {
"wkid": 2036,
"latestWkid": 2953
}
},
"pixelSizeX": 200,
"pixelSizeY": 200,
"bandCount": 1,
"pixelType": "F32",
"minPixelSize": 0,
"maxPixelSize": 0,
"copyrightText": "NB Dept of Natural Resources, GSB Section",
"serviceDataType": "esriImageServiceDataTypeGeneric",
"minValues": [
-57.136451721191
],
"maxValues": [
136.17152404785
],
"meanValues": [
-0.044964633363585
],
"stdvValues": [
11.235818094279
],
"objectIdField": "",
"fields": [],
"capabilities": "Image,Metadata,Mensuration",
"defaultMosaicMethod": "Center",
"allowedMosaicMethods": "",
"sortField": "",
"sortValue": null,
"mosaicOperator": "First",
"defaultCompressionQuality": 75,
"defaultResamplingMethod": "Bilinear",
"maxImageHeight": 4100,
"maxImageWidth": 15000,
"allowRasterFunction": true,
"rasterFunctionInfos": [
{
"name": "None",
"description": "",
"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,
"hasMultidimensions": 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": 2036,
"latestWkid": 2953
}
}