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

shape of Perch Lake

https://ontology.bommaritollc.com/id/01a0de2c-d2b0-704e-b312-b31d21f02713

Cite this

shape of Perch Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0de2c-d2b0-704e-b312-b31d21f02713

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

Elsewhere

OpenStreetMap47.41416, -87.61163

Source3dhp.nationalmap.gov

adms:identifier	gnis-3dhp-shape 634648
geo:asWKT	<http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-87.611409 47.412392, -87.6078 47.412773, -87.608835 47.413541, -87.610581 47.413537, -87.610801 47.415838, -87.61192 47.416193, -87.614812 47.414573, -87.615385 47.413693, -87.615014 47.413793, -87.614911 47.413278, -87.615358 47.413512, -87.615466 47.413029, -87.615146 47.412625, -87.613385 47.412755, -87.611759 47.412124, -87.611409 47.412392)))geo:wktLiteral
prov:wasDerivedFrom	evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer
simplification tolerance	25.0xsd:double