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Contours were edited to meet formation extent. The contour interval was selected to meet project needs.This dataset was prepared to meet a specific purpose as described in the following report, which is available on the TWDB website:Meyer, J.E., Wise, M.R., and Kalaswad, S., 2011, Pecos Valley Aquifer, West Texas: Structure and Brackish Groundwater: Texas Water Development Board, report in preparation.The data used to prepare this dataset is also available in the Brackish Resources Aquifer Characterization System (BRACS) MS Access Database, data dictionary, and raw data files (digital geophysical well logs and water well information).", "canModifyLayer": true, "supportedSpatialRelationships": [ "esriSpatialRelIntersects", "esriSpatialRelContains", "esriSpatialRelCrosses", "esriSpatialRelEnvelopeIntersects", "esriSpatialRelIndexIntersects", "esriSpatialRelOverlaps", "esriSpatialRelTouches", "esriSpatialRelWithin", "esriSpatialRelRelation" ], "geometryProperties": { "shapeLengthFieldName": "Shape.STLength()", "units": "esriFeet", "mapUnits": {"uwkid": 9003} }, "standardMaxRecordCountNoGeometry": 32000, "indexes": [ { "name": "R623_pk", "isUnique": true, "description": "", "fields": "OBJECTID", "isAscending": true }, { "name": "S534_idx", "isUnique": true, "description": "", "fields": "Shape", "isAscending": true } ], "htmlPopupType": "esriServerHTMLPopupTypeAsHTMLText", "supportsDatumTransformation": true, "minScale": 0, "supportsDynamicLegends": true, "hasAttachments": false, "advancedQueryCapabilities": { "supportsSqlExpression": true, "supportsQueryWithResultType": true, "supportsQueryRelatedPagination": true, "supportsSqlFormat": false, "useStandardizedQueries": true, "supportsResultPaginationToken": false, "supportsQueryWithCacheHint": false, "supportsQueryWithDatumTransformation": true, "supportsCurrentUserQueries": true, "supportsQueryWithLodSR": false, "supportsPagination": true, "supportsMaxRecordCountFactor": false, "supportsStatistics": true, "supportsTrueCurve": true, "supportsOrderBy": true, "supportsLod": false, "supportsQueryWithDistance": true, "supportsCountDistinct": true, "supportsAdvancedQueryRelated": true, "supportsReturningQueryExtent": true, "supportsDistinct": true, "supportsTimeRelation": true, "supportsQueryAnalytic": true, "supportsPercentileStatistics": true, "supportsHavingClause": true }, "subtypeField": null, "serviceItemId": "6124494875a449ebb468c583547331e1", "supportsCoordinatesQuantization": true, "capabilities": "Map,Query,Data", "maxScale": 0, "supportsExceedsLimitStatistics": true, "defaultVisibility": true, "advancedQueryAnalyticCapabilities": { "supportsAsync": false, "supportsLinearRegression": true, "supportsPercentileAnalytic": true }, "hasMetadata": true, "tileMaxRecordCount": 4000, "typeIdField": null, "defaultSubtypeCode": null, "supportedQueryFormats": "JSON, geoJSON, PBF", "hasLabels": true, "drawingInfo": { "renderer": { "symbol": { "color": [ 115, 76, 0, 255 ], "width": 1, "style": "esriSLSSolid", "type": "esriSLS" }, "type": "simple" }, "scaleSymbols": true, "transparency": 0, "labelingInfo": [{ "symbol": { "backgroundColor": null, "kerning": true, "color": [ 0, 0, 0, 255 ], "yoffset": 0, "xoffset": 0, "haloColor": [ 255, 255, 255, 255 ], "type": "esriTS", "borderLineColor": null, "borderLineSize": null, "horizontalAlignment": "left", "haloSize": 1, "angle": 0, "rightToLeft": false, "verticalAlignment": "bottom", "font": { "size": 8, "weight": "normal", "style": "normal", "family": "Tahoma", "decoration": "none" } }, "stackLabel": true, "stackRowLength": 24, "maxScale": 0, "allowOverrun": true, "lineConnection": "minimizeLabels", "useClippedGeometry": true, "labelExpressionInfo": { "expression": "$feature.CONTOUR", "title": "Custom" }, "deconflictionStrategy": "dynamic", "priority": -1, "labelPlacement": "esriServerLinePlacementAboveAlong", "removeDuplicates": "none", "textLayout": "straight", "name": "Class 1", "repeatLabel": false, "minScale": 0, "stackAlignment": "dynamic", "useCodedValues": true }] }, "geometryField": { "name": "Shape", "alias": "Shape", "type": "esriFieldTypeGeometry" }, "copyrightText": "Texas Water Development Board (www.twdb.state.tx.us), \nWater Science and Conservation, \nGroundwater Division, Brackish Resources Aquifer Characterization System Program", "geometryType": "esriGeometryPolyline" }