bc-ontologyUS governments, their divisions, offices and public pages, and Michigan's law and geography

Pre-release: this release has not been published. Identifiers are permanent; descriptions may still change.

Opal Lake

Opal Lake is a lake in Otsego Lake Township, Otsego County, Michigan (50.6 ha), in the North Branch Au Sable River (HUC10 0407000702) watershed.

https://ontology.bommaritollc.com/id/01a0ddfe-c28c-7558-aa60-c14f3b01fdd7

geo:Featureschema:LakeBodyOfWaterschema:Place

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Cite this

Opal Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-c28c-7558-aa60-c14f3b01fdd7

Drawn from the release's geometry, simplified for the screen; base map © OpenStreetMap contributors or USGS.

Elsewhere

Wikidata Q33295995proposed match (exactMatch)

USGS GNIS 634076gnis

OpenStreetMap44.92594, -84.61248

Sourceprd-tnm.s3.amazonaws.com

Source3dhp.nationalmap.gov

Sourcehydro.nationalmap.gov

Facts

adms:identifier	gnis 634076
dcterms:type	lake
geo:hasDefaultGeometry	shape of Opal Lake
geo:hasGeometry	point of Opal Lake shape of Opal Lake
geo:hasMetricArea	506119.7xsd:double
in watershed	North Branch Au Sable River (HUC10 0407000702)
prov:wasDerivedFrom	evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames_MI_Text.zip evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer
schema:containedInPlace	Otsego County Otsego Lake Township
skos:prefLabel	Opal Lakeen

Related

Mappings (1)owl:annotatedSource

exactMatch http://www.wikidata.org/entity/Q33295995 (proposed)