<wtr:boundedBy>
    <wtr:WaterSurface>
        <gml:description>[概要]</gml:description>
        <gml:name>[名称]</gml:name>
        <core:creationDate>2024-03-31</core:creationDate>
        <core:terminationDate>0001-01-01</core:terminationDate>
        <wtr:lod2Surface>
            <gml:CompositeSurface>
                <gml:surfaceMember>
                    <gml:Polygon gml:id="surface_20000000-0000-0000-0000-000000000000">
                        <gml:exterior>
                            <gml:LinearRing>
                                <gml:posList><!--省略--></gml:posList>
                            </gml:LinearRing>
                        </gml:exterior>
                    </gml:Polygon>
                </gml:surfaceMember>
                <!--省略-->
            </gml:CompositeSurface>
        </wtr:lod2Surface>
        <wtr:lod3Surface>
            <gml:CompositeSurface>
                <gml:surfaceMember>
                    <gml:Polygon gml:id="surface_30000000-0000-0000-0000-000000000000">
                        <gml:exterior>
                            <gml:LinearRing>
                                <gml:posList><!--省略--></gml:posList>
                            </gml:LinearRing>
                        </gml:exterior>
                    </gml:Polygon>
                </gml:surfaceMember>
                <!--省略-->
            </gml:CompositeSurface>
        </wtr:lod3Surface>
    </wtr:WaterSurface>
</wtr:boundedBy>