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

Lake Allegan

Lake Allegan is a reservoir in Allegan County, Michigan (6.9 km²), in the Kalamazoo River (HUC10 0405000309) watershed.

https://ontology.bommaritollc.com/id/01a0ddfe-a906-70a0-87ef-83caf778a63a

Cite this

Lake Allegan. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-a906-70a0-87ef-83caf778a63a

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

Elsewhere

Wikidata Q6474736proposed match (exactMatch)

OpenStreetMap42.55111, -85.91942

Sourceprd-tnm.s3.amazonaws.com

Source3dhp.nationalmap.gov

Sourcehydro.nationalmap.gov

adms:identifier	gnis 619964
dcterms:type	reservoir
geo:hasDefaultGeometry	shape of Lake Allegan
geo:hasGeometry	point of Lake Allegan shape of Lake Allegan
geo:hasMetricArea	6879032.1xsd:double
in watershed	Kalamazoo River (HUC10 0405000309)
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	Allegan County Allegan Township Valley Township Allegan
skos:prefLabel	Lake Alleganen