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

Calkins Drain

https://ontology.bommaritollc.com/id/01a0ddfe-ae24-7221-b338-bcd64c923bfa

Cite this

Calkins Drain. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-ae24-7221-b338-bcd64c923bfa

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

Elsewhere

Wikidata Q33179585proposed match (exactMatch)

OpenStreetMap43.27391, -83.65274

Sourceprd-tnm.s3.amazonaws.com

Source3dhp.nationalmap.gov

Sourcehydro.nationalmap.gov

adms:identifier	gnis 622461
dcterms:type	canal
geo:hasDefaultGeometry	shape of Calkins Drain
geo:hasGeometry	point of Calkins Drain shape of Calkins Drain
geo:hasMetricLength	5888.3xsd:double
in watershed	Cass River (HUC10 0408020503)
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	Tuscola County Arbela Township
skos:prefLabel	Calkins Drainen