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

Alfen Drain

https://ontology.bommaritollc.com/id/01a0ddfe-a8fa-7187-b7f8-5a7ac6fb7144

Cite this

Alfen Drain. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-a8fa-7187-b7f8-5a7ac6fb7144

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

Elsewhere

Wikidata Q34640614proposed match (exactMatch)

OpenStreetMap42.00588, -83.40660

Sourceprd-tnm.s3.amazonaws.com

Source3dhp.nationalmap.gov

Sourcehydro.nationalmap.gov

adms:identifier	gnis 619939
dcterms:type	stream
flows into	Robert Drain
geo:hasDefaultGeometry	shape of Alfen Drain
geo:hasGeometry	point of Alfen Drain shape of Alfen Drain
geo:hasMetricLength	2211.9xsd:double
in watershed	Stony Creek-Frontal Lake Erie (HUC10 0410000101)
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	Monroe County Frenchtown Charter Township Ash Township Exeter Township
skos:prefLabel	Alfen Drainen