{ "currentVersion": 11.5, "cimVersion": "3.5.0", "id": 0, "name": "COH_ADDRESS_THIESSEN_POLYGONS", "type": "Feature Layer", "description": "This layer consists of Thiessen polygons derived from the COH_ADDRESS_INFO point dataset and is used by the Houston 311 CRIS system to support address verification.\n\nThis address Thiessen polygon layer provides a spatial framework for returning city service information for any given XY coordinate pair. Each polygon represents a defined address service area and is attributed with the corresponding operational, administrative, and jurisdictional data. When a coordinate is queried, the system identifies the polygon containing that location and returns the associated city service information, enabling efficient spatial lookup and integration with enterprise applications.\n\nThis layer is updated on a monthly maintenance cycle, with the most recent update completed on August 4, 2026.", "geometryType": "esriGeometryPolygon", "sourceSpatialReference": { "wkid": 102740, "latestWkid": 2278, "xyTolerance": 0.003280833333333333, "zTolerance": 0.001, "mTolerance": 0.001, "falseX": -126725700, "falseY": -77828800, "xyUnits": 3048.0060960121928, "falseZ": 0, "zUnits": 1, "falseM": 0, "mUnits": 1 }, "spatialReference": { "wkid": 102100, "latestWkid": 3857, "xyTolerance": 0.001, "zTolerance": 0.001, "mTolerance": 0.001, "falseX": -20037700, "falseY": -30241100, "xyUnits": 10000, "falseZ": -100000, "zUnits": 10000, "falseM": -100000, "mUnits": 10000 }, "copyrightText": "City of Houston Planning & Development Department (PDD) GIS Division, City of Houston Information Technology Services (HITS) GIS Services", "parentLayer": null, "subLayers": [], "minScale": 0, "maxScale": 0, "referenceScale": 0.0, "drawingInfo": { "renderer": { "type": "simple", "symbol": { "type": "esriSFS", "style": "esriSFSSolid", "color": [ 130, 130, 130, 0 ], "outline": { "type": "esriSLS", "style": "esriSLSSolid", "color": [ 190, 57, 79, 255 ], "width": 1 } } }, "scaleSymbols": true, "transparency": 0, "labelingInfo": null }, "defaultVisibility": true, "extent": { "xmin": -1.0689214448350258E7, "ymin": 3431945.2169783437, "xmax": -1.0561531967764419E7, "ymax": 3539265.162724444, "spatialReference": { "wkid": 102100, "latestWkid": 3857, "xyTolerance": 0.001, "zTolerance": 0.001, "mTolerance": 0.001, "falseX": -20037700, "falseY": -30241100, "xyUnits": 10000, "falseZ": -100000, "zUnits": 10000, "falseM": -100000, "mUnits": 10000 } }, "hasAttachments": false, "htmlPopupType": "esriServerHTMLPopupTypeAsHTMLText", "displayField": "FULLADDRESS", "typeIdField": null, "subtypeFieldName": null, "subtypeField": null, "defaultSubtypeCode": null, "fields": [ { "name": "OBJECTID", "type": "esriFieldTypeOID", "alias": "OBJECTID", "domain": null }, { "name": "ADDR_ID", "type": "esriFieldTypeInteger", "alias": "ADDR_ID", "domain": null }, { "name": "TYPES", "type": "esriFieldTypeString", "alias": "TYPES", "length": 15, "domain": null }, { "name": "STATUS", "type": "esriFieldTypeString", "alias": "STATUS", "length": 4, "domain": null }, { "name": "FULLADDRESS", "type": "esriFieldTypeString", "alias": "FULLADDRESS", "length": 255, "domain": null }, { "name": "STREET_NUM", "type": "esriFieldTypeString", "alias": "STREET_NUM", "length": 7, "domain": null }, { "name": "FRACTION", "type": "esriFieldTypeString", "alias": "FRACTION", "length": 3, "domain": null }, { "name": "PREFIX", "type": "esriFieldTypeString", "alias": "PREFIX", "length": 2, "domain": null }, { "name": "STREET_NAME", "type": "esriFieldTypeString", "alias": "STREET_NAME", "length": 35, "domain": null }, { "name": "SUFFIX", "type": "esriFieldTypeString", "alias": "SUFFIX", "length": 2, "domain": null }, { "name": "STREET_TYPE", "type": "esriFieldTypeString", "alias": "STREET_TYPE", "length": 20, "domain": null }, { "name": "UNITID", "type": "esriFieldTypeString", "alias": "UNITID", "length": 255, "domain": null }, { "name": "UNITTYPE", "type": "esriFieldTypeString", "alias": "UNITTYPE", "length": 255, "domain": null }, { "name": "UNITTYPEDESC", "type": "esriFieldTypeString", "alias": "UNITTYPEDESC", "length": 1073741822, "domain": null }, { "name": "CITY", "type": "esriFieldTypeString", "alias": "CITY", "length": 100, "domain": null }, { "name": "ZIPCODE", "type": "esriFieldTypeString", "alias": "ZIPCODE", "length": 5, "domain": null }, { "name": "X_COORD", "type": "esriFieldTypeDouble", "alias": "X_COORD", "domain": null }, { "name": "Y_COORD", "type": "esriFieldTypeDouble", "alias": "Y_COORD", "domain": null }, { "name": "STATE", "type": "esriFieldTypeString", "alias": "STATE", "length": 2, "domain": null }, { "name": "StreetLongName", "type": "esriFieldTypeString", "alias": "StreetLongName", "length": 255, "domain": null }, { "name": "CREATED_DATE", "type": "esriFieldTypeDate", "alias": "CREATED_DATE", "length": 8, "domain": null }, { "name": "LAST_EDITED_DATE", "type": "esriFieldTypeDate", "alias": "LAST_EDITED_DATE", "length": 8, "domain": null }, { "name": "Longitude", "type": "esriFieldTypeDouble", "alias": "Longitude", "domain": null }, { "name": "Latitude", "type": "esriFieldTypeDouble", "alias": "Latitude", "domain": null }, { "name": "OLC", "type": "esriFieldTypeString", "alias": "OLC", "length": 200, "domain": null }, { "name": "HPDBeat", "type": "esriFieldTypeString", "alias": "HPDBeat", "length": 10, "domain": null }, { "name": "ManagementDistrict", "type": "esriFieldTypeString", "alias": "ManagementDistrict", "length": 40, "domain": null }, { "name": "SchoolDistrict", "type": "esriFieldTypeString", "alias": "SchoolDistrict", "length": 43, "domain": null }, { "name": "SNBR_ID", "type": "esriFieldTypeSmallInteger", "alias": "SNBR_ID", "domain": null }, { "name": "SuperNeighborhood", "type": "esriFieldTypeString", "alias": "SuperNeighborhood", "length": 50, "domain": null }, { "name": "TIRZ", "type": "esriFieldTypeString", "alias": "TIRZ", "length": 25, "domain": null }, { "name": "AIRPORT_TIER", "type": "esriFieldTypeString", "alias": "AIRPORT_TIER", "length": 25, "domain": null }, { "name": "AIRPORT_BOUNDARY", "type": "esriFieldTypeString", "alias": "AIRPORT_BOUNDARY", "length": 50, "domain": null }, { "name": "AIRPORT_HAZARD_ZONE", "type": "esriFieldTypeString", "alias": "AIRPORT_HAZARD_ZONE", "length": 1, "domain": null }, { "name": "GIMSTileGrid", "type": "esriFieldTypeString", "alias": "GIMSTileGrid", "length": 32, "domain": null }, { "name": "TCEQ_MUD", "type": "esriFieldTypeString", "alias": "TCEQ_MUD", "length": 60, "domain": null }, { "name": "PWEUMQuad", "type": "esriFieldTypeString", "alias": "PWEUMQuad", "length": 10, "domain": null }, { "name": "HPWDRINKINGWATER", "type": "esriFieldTypeString", "alias": "HPWDRINKINGWATER", "length": 50, "domain": null }, { "name": "HistoricDistrict", "type": "esriFieldTypeString", "alias": "HistoricDistrict", "length": 55, "domain": null }, { "name": "HPWWASTEWATER", "type": "esriFieldTypeString", "alias": "HPWWASTEWATER", "length": 30, "domain": null }, { "name": "HPWWWLIFTSTATION", "type": "esriFieldTypeString", "alias": "HPWWWLIFTSTATION", "length": 60, "domain": null }, { "name": "ParkName", "type": "esriFieldTypeString", "alias": "ParkName", "length": 150, "domain": null }, { "name": "ParkSector", "type": "esriFieldTypeSmallInteger", "alias": "ParkSector", "domain": null }, { "name": "SWDGarbageRoute", "type": "esriFieldTypeString", "alias": "SWDGarbageRoute", "length": 8, "domain": null }, { "name": "SWDHeavyTrashDAY", "type": "esriFieldTypeString", "alias": "SWDHeavyTrashDAY", "length": 20, "domain": null }, { "name": "SWDGarbageQUAD", "type": "esriFieldTypeString", "alias": "SWDGarbageQUAD", "length": 2, "domain": null }, { "name": "SWDSponsorshipArea", "type": "esriFieldTypeString", "alias": "SWDSponsorshipArea", "length": 50, "domain": null }, { "name": "SWDRecyclingQUAD", "type": "esriFieldTypeString", "alias": "SWDRecyclingQUAD", "length": 2, "domain": null }, { "name": "SWDRecyclingDAY", "type": "esriFieldTypeString", "alias": "SWDRecyclingDAY", "length": 15, "domain": null }, { "name": "SWDRecyclingSingleStream", "type": "esriFieldTypeString", "alias": "SWDRecyclingSingleStream", "length": 1, "domain": null }, { "name": "SWDRecyclingRoute", "type": "esriFieldTypeString", "alias": "SWDRecyclingRoute", "length": 10, "domain": null }, { "name": "SWDHeavyTrashQUAD", "type": "esriFieldTypeString", "alias": "SWDHeavyTrashQUAD", "length": 2, "domain": null }, { "name": "HoustonETJ", "type": "esriFieldTypeString", "alias": "HoustonETJ", "length": 12, "domain": null }, { "name": "SPA_PoliceService", "type": "esriFieldTypeString", "alias": "SPA_PoliceService", "length": 12, "domain": null }, { "name": "SPA_EMS", "type": "esriFieldTypeString", "alias": "SPA_EMS", "length": 6, "domain": null }, { "name": "SPA_FireSupression", "type": "esriFieldTypeString", "alias": "SPA_FireSupression", "length": 6, "domain": null }, { "name": "SPA_HealthInspections", "type": "esriFieldTypeString", "alias": "SPA_HealthInspections", "length": 6, "domain": null }, { "name": "SPA_FWEntirelyBanned", "type": "esriFieldTypeString", "alias": "SPA_FWEntirelyBanned", "length": 6, "domain": null }, { "name": "SPA_FWROWSalesBanning", "type": "esriFieldTypeString", "alias": "SPA_FWROWSalesBanning", "length": 6, "domain": null }, { "name": "SPA_StreetLighting", "type": "esriFieldTypeString", "alias": "SPA_StreetLighting", "length": 6, "domain": null }, { "name": "SPA_BuildingCode", "type": "esriFieldTypeString", "alias": "SPA_BuildingCode", "length": 6, "domain": null }, { "name": "CouncilDistrict", "type": "esriFieldTypeString", "alias": "CouncilDistrict", "length": 254, "domain": null }, { "name": "CouncilMember", "type": "esriFieldTypeString", "alias": "CouncilMember", "length": 50, "domain": null }, { "name": "CouncilYear", "type": "esriFieldTypeInteger", "alias": "CouncilYear", "domain": null }, { "name": "PYPCityCouncilApproval", "type": "esriFieldTypeString", "alias": "PYPCityCouncilApproval", "length": 10, "domain": null }, { "name": "INWP", "type": "esriFieldTypeString", "alias": "INWP", "length": 1, "domain": null }, { "name": "INTOD", "type": "esriFieldTypeString", "alias": "INTOD", "length": 1, "domain": null }, { "name": "HCFCD_TSARP_WATERSHED", "type": "esriFieldTypeString", "alias": "HCFCD_TSARP_WATERSHED", "length": 50, "domain": null }, { "name": "HCFCDROW", "type": "esriFieldTypeString", "alias": "HCFCDROW", "length": 15, "domain": null }, { "name": "HarrisVotingPrecinct", "type": "esriFieldTypeString", "alias": "HarrisVotingPrecinct", "length": 8, "domain": null }, { "name": "KeyMapSquare", "type": "esriFieldTypeString", "alias": "KeyMapSquare", "length": 10, "domain": null }, { "name": "SUBDIVISION", "type": "esriFieldTypeString", "alias": "SUBDIVISION", "length": 250, "domain": null }, { "name": "CENSUSTRACT", "type": "esriFieldTypeString", "alias": "CENSUSTRACT", "length": 10, "domain": null }, { "name": "PDLandMark", "type": "esriFieldTypeString", "alias": "PDLandMark", "length": 75, "domain": null }, { "name": "SWDCustomer", "type": "esriFieldTypeString", "alias": "SWDCustomer", "length": 1, "domain": null }, { "name": "ALT_TAX_ID", "type": "esriFieldTypeString", "alias": "ALT_TAX_ID", "length": 50, "domain": null }, { "name": "TaxID", "type": "esriFieldTypeString", "alias": "TaxID", "length": 50, "domain": null }, { "name": "COUNTY", "type": "esriFieldTypeString", "alias": "COUNTY", "length": 50, "domain": null }, { "name": "FLOOD_ZONE", "type": "esriFieldTypeString", "alias": "FLOOD_ZONE", "length": 50, "domain": null }, { "name": "FLOOD_SFHA", "type": "esriFieldTypeString", "alias": "FLOOD_SFHA", "length": 10, "domain": null }, { "name": "CommonPlaceName", "type": "esriFieldTypeString", "alias": "CommonPlaceName", "length": 2048, "domain": null }, { "name": "STACKED_PARCEL_COUNT", "type": "esriFieldTypeInteger", "alias": "STACKED_PARCEL_COUNT", "domain": null }, { "name": "HCAD_PARCEL_STACKED", "type": "esriFieldTypeInteger", "alias": "HCAD_PARCEL_STACKED", "domain": null }, { "name": "STATE_CLASS", "type": "esriFieldTypeString", "alias": "STATE_CLASS", "length": 10, "domain": null }, { "name": "DIFFSYNC_FLAG", "type": "esriFieldTypeString", "alias": "DIFFSYNC_FLAG", "length": 10, "domain": null }, { "name": "FME_CDDATE", "type": "esriFieldTypeDate", "alias": "FME_CDDATE", "length": 8, "domain": null }, { "name": "SWDGarbageDay", "type": "esriFieldTypeString", "alias": "SWDGarbageDay", "length": 10, "domain": null }, { "name": "SHAPE", "type": "esriFieldTypeGeometry", "alias": "SHAPE", "domain": null }, { "name": "SHAPE_Area", "type": "esriFieldTypeDouble", "alias": "SHAPE.STArea()", "domain": null }, { "name": "SHAPE_Length", "type": "esriFieldTypeDouble", "alias": "SHAPE.STLength()", "domain": null } ], "geometryField": { "name": "SHAPE", "type": "esriFieldTypeGeometry", "alias": "SHAPE" }, "indexes": [ { "name": "FDO_OBJECTID", "fields": "OBJECTID", "isAscending": true, "isUnique": true, "description": "" }, { "name": "FDO_SHAPE", "fields": "SHAPE", "isAscending": true, "isUnique": false, "description": "" } ], "subtypes": [], "relationships": [], "canModifyLayer": true, "canScaleSymbols": false, "hasLabels": false, "capabilities": "Map,Query,Data", "maxRecordCount": 2000, "maxSelectionCount": 2000, "supportsStatistics": true, "supportsExceedsLimitStatistics": true, "supportsAdvancedQueries": true, "supportedQueryFormats": "JSON, geoJSON, PBF", "isDataVersioned": false, "ownershipBasedAccessControlForFeatures": {"allowOthersToQuery": true}, "useStandardizedQueries": true, "supportedSpatialRelationships": [ "esriSpatialRelIntersects", "esriSpatialRelContains", "esriSpatialRelCrosses", "esriSpatialRelEnvelopeIntersects", "esriSpatialRelIndexIntersects", "esriSpatialRelOverlaps", "esriSpatialRelTouches", "esriSpatialRelWithin", "esriSpatialRelRelation" ], "advancedQueryCapabilities": { "useStandardizedQueries": true, "supportsStatistics": true, "supportsPercentileStatistics": true, "supportsHavingClause": true, "supportsOrderBy": true, "supportsDistinct": true, "supportsCountDistinct": true, "supportsAdvancedQueryRelated": true, "supportsQueryRelatedPagination": true, "supportsPagination": true, "supportsLod": false, "supportsQueryWithLodSR": false, "supportsTrueCurve": true, "supportsQueryWithDatumTransformation": true, "supportsReturningQueryExtent": true, "supportsQueryWithDistance": true, "supportsSqlExpression": true, "supportsTimeRelation": true, "supportsSqlFormat": false, "supportsQueryAnalytic": false, "supportsCurrentUserQueries": true }, "supportsDatumTransformation": true, "dateFieldsTimeReference": null, "preferredTimeReference": null, "datesInUnknownTimezone": false, "hasGeometryProperties": true, "geometryProperties": { "shapeAreaFieldName": "SHAPE_Area", "shapeLengthFieldName": "SHAPE_Length", "units": "esriFeet", "mapUnits": {"uwkid": 9003} }, "hasMetadata": true, "isDataArchived": false, "archivingInfo": { "supportsQueryWithHistoricMoment": false, "startArchivingMoment": -1 }, "supportsCoordinatesQuantization": true, "supportsDynamicLegends": true }