PREFIX dcterms: <http://purl.org/dc/terms/>
PREFIX foaf:    <http://xmlns.com/foaf/0.1/>
PREFIX owl:     <http://www.w3.org/2002/07/owl#>
PREFIX prov:    <http://www.w3.org/ns/prov#>
PREFIX qudt:    <http://qudt.org/schema/qudt/>
PREFIX rdf:     <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs:    <http://www.w3.org/2000/01/rdf-schema#>
PREFIX skos:    <http://www.w3.org/2004/02/skos/core#>
PREFIX xsd:     <http://www.w3.org/2001/XMLSchema#>

<../value/vdc_9#it>  skos:notation  "VDC_9";
        skos:prefLabel  "Mean High Water Springs"@en .

<../feature/ba005#it>
        skos:notation   "BA005";
        skos:prefLabel  "High Water Line"@en .

<../value/vdc_90#it>  skos:notation  "VDC_90";
        skos:prefLabel  "Lowest Low Water"@en .

<#it>   rdf:type              rdf:Property , <../vocab#Attribute>;
        rdfs:range            <#values>;
        dcterms:dateAccepted  "2013-10-18"^^xsd:date;
        skos:altLabel         "Chart Sounding Datum"@en;
        skos:definition       "The tidal datum to which soundings and drying heights are referenced."@en;
        skos:notation         "VDC";
        skos:prefLabel        "Sounding Datum"@en;
        skos:scopeNote        "It is usually taken to correspond to a low water stage of the tide."@en;
        <../vocab#conceptSource>  "DFDD";
        <../vocab#datatype>   "Enumeration";
        <../vocab#name>       "soundingDatum";
        <../vocab#status>     "valid";
        <../vocab#usedBy>     <../feature/ba000#it> , <../feature/zi012#it> , <../feature/be021#it> , <../feature/ba005#it> .

<../value/vdc_91#it>  skos:notation  "VDC_91";
        skos:prefLabel  "Lowest Low Water Springs"@en .

<../value/vdc_92#it>  skos:notation  "VDC_92";
        skos:prefLabel  "Approximate Mean Low Water Springs"@en .

<../value/vdc_93#it>  skos:notation  "VDC_93";
        skos:prefLabel  "Low Water Springs"@en .

<../value/vdc_10#it>  skos:notation  "VDC_10";
        skos:prefLabel  "Mean Higher High Water"@en .

<../value/vdc_100#it>
        skos:notation   "VDC_100";
        skos:prefLabel  "Equinoctial Spring Low Water"@en .

<../value/vdc_94#it>  skos:notation  "VDC_94";
        skos:prefLabel  "Approximate Lowest Astronomical Tide"@en .

<../value/vdc_11#it>  skos:notation  "VDC_11";
        skos:prefLabel  "Mean Low Water"@en .

<../value/vdc_101#it>
        skos:notation   "VDC_101";
        skos:prefLabel  "Local Datum"@en .

<../value/vdc_95#it>  skos:notation  "VDC_95";
        skos:prefLabel  "Nearly Lowest Low Water"@en .

<../value/vdc_12#it>  skos:notation  "VDC_12";
        skos:prefLabel  "Mean Low Water Neaps"@en .

<../value/vdc_102#it>
        skos:notation   "VDC_102";
        skos:prefLabel  "International Great Lakes Datum 1985"@en .

<../value/vdc_96#it>  skos:notation  "VDC_96";
        skos:prefLabel  "Approximate Mean Low Water"@en .

<../value/vdc_13#it>  skos:notation  "VDC_13";
        skos:prefLabel  "Mean Low Water Springs"@en .

<../value/vdc_20#it>  skos:notation  "VDC_20";
        skos:prefLabel  "Lowest Astronomical Tide"@en .

<../value/vdc_103#it>
        skos:notation   "VDC_103";
        skos:prefLabel  "Mean Water Level"@en .

<../value/vdc_97#it>  skos:notation  "VDC_97";
        skos:prefLabel  "Approximate Mean Lower Low Water"@en .

<../value/vdc_14#it>  skos:notation  "VDC_14";
        skos:prefLabel  "Mean Lower Low Water"@en .

<../value/vdc_21#it>  skos:notation  "VDC_21";
        skos:prefLabel  "Chart Datum (Unspecified)"@en .

<../value/vdc_104#it>
        skos:notation   "VDC_104";
        skos:prefLabel  "Lower Low Water Large Tide"@en .

<../value/vdc_98#it>  skos:notation  "VDC_98";
        skos:prefLabel  "Approximate Mean Sea Level"@en .

<../value/vdc_15#it>  skos:notation  "VDC_15";
        skos:prefLabel  "Mean Sea Level"@en .

<../value/vdc_22#it>  skos:notation  "VDC_22";
        skos:prefLabel  "Highest Astronomical Tide"@en .

<../value/vdc_105#it>
        skos:notation   "VDC_105";
        skos:prefLabel  "Higher High Water Large Tide"@en .

<>      dcterms:license        <https://creativecommons.org/licenses/by/4.0/>;
        dcterms:references     <https://portal.dgiwg.org/files/68063>;
        dcterms:rights         "(C) Copyright DGIWG. Licensed under the terms in CC BY 4.0 (stated in DGIWG 206-3).";
        dcterms:rightsHolder   [ foaf:homepage  <https://dgiwg.org/>;
                                 foaf:name      "Defence Geospatial Information Working Group (DGIWG)"
                               ];
        prov:generatedAtTime   "2026-11-13T10:20:32Z"^^xsd:dateTime;
        prov:hadPrimarySource  <https://portal.dgiwg.org/files/?artifact_id=76200>;
        prov:wasAttributedTo   <../index#dgifwrap>;
        prov:wasGeneratedBy    <../index#conversion>;
        foaf:primaryTopic      <#it>;
        <../vocab#baseline>    "2026-1" .

<../value/vdc_99#it>  skos:notation  "VDC_99";
        skos:prefLabel  "High Water Springs"@en .

<../value/vdc_16#it>  skos:notation  "VDC_16";
        skos:prefLabel  "Mean Tide Level"@en .

<../value/vdc_30#it>  skos:notation  "VDC_30";
        skos:prefLabel  "Indian Spring High Water"@en .

<../value/vdc_17#it>  skos:notation  "VDC_17";
        skos:prefLabel  "Neap Tide"@en .

<../value/vdc_24#it>  skos:notation  "VDC_24";
        skos:prefLabel  "Mean Higher High Water Springs"@en .

<../value/vdc_107#it>
        skos:notation   "VDC_107";
        skos:prefLabel  "Nearly Highest High Water"@en .

<../value/vdc_18#it>  skos:notation  "VDC_18";
        skos:prefLabel  "Spring Tide"@en .

<../value/vdc_19#it>  skos:notation  "VDC_19";
        skos:prefLabel  "Mean Lower Low Water Springs"@en .

<../value/vdc_28#it>  skos:notation  "VDC_28";
        skos:prefLabel  "Highest High Water"@en .

<../value/vdc_2#it>  skos:notation  "VDC_2";
        skos:prefLabel  "High Water"@en .

<../value/vdc_3#it>  skos:notation  "VDC_3";
        skos:prefLabel  "Higher High Water"@en .

<../value/vdc_4#it>  skos:notation  "VDC_4";
        skos:prefLabel  "Indian Spring Low Water"@en .

<../feature/be021#it>
        skos:notation   "BE021";
        skos:prefLabel  "Low Water Line"@en .

<../value/vdc_5#it>  skos:notation  "VDC_5";
        skos:prefLabel  "Low Water"@en .

<#values>  rdf:type     rdfs:Class;
        owl:oneOf       ( <../value/vdc_10#it> <../value/vdc_100#it> <../value/vdc_101#it> <../value/vdc_102#it> <../value/vdc_103#it> <../value/vdc_104#it> <../value/vdc_105#it> <../value/vdc_107#it> <../value/vdc_11#it> <../value/vdc_12#it> <../value/vdc_13#it> <../value/vdc_14#it> <../value/vdc_15#it> <../value/vdc_16#it> <../value/vdc_17#it> <../value/vdc_18#it> <../value/vdc_19#it> <../value/vdc_2#it> <../value/vdc_20#it> <../value/vdc_21#it> <../value/vdc_22#it> <../value/vdc_24#it> <../value/vdc_28#it> <../value/vdc_3#it> <../value/vdc_30#it> <../value/vdc_4#it> <../value/vdc_5#it> <../value/vdc_6#it> <../value/vdc_7#it> <../value/vdc_8#it> <../value/vdc_9#it> <../value/vdc_90#it> <../value/vdc_91#it> <../value/vdc_92#it> <../value/vdc_93#it> <../value/vdc_94#it> <../value/vdc_95#it> <../value/vdc_96#it> <../value/vdc_97#it> <../value/vdc_98#it> <../value/vdc_99#it> );
        skos:prefLabel  "Sounding Datum: values"@en .

<../value/vdc_6#it>  skos:notation  "VDC_6";
        skos:prefLabel  "Lower Low Water"@en .

<../feature/zi012#it>
        skos:notation   "ZI012";
        skos:prefLabel  "Sounding Metadata"@en .

<../feature/ba000#it>
        skos:notation   "BA000";
        skos:prefLabel  "Water Line"@en .

<../value/vdc_7#it>  skos:notation  "VDC_7";
        skos:prefLabel  "Mean High Water"@en .

<../value/vdc_8#it>  skos:notation  "VDC_8";
        skos:prefLabel  "Mean High Water Neaps"@en .