# Chilson Impoundment

Chilson Impoundment is a reservoir in [Livingston County](https://ontology.bommaritollc.com/id/01a0ca47-5dbe-77e8-a023-5ae31fec89b3), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (40.5 ha), in the [Portage River-Huron River (HUC10 0410001303)](https://ontology.bommaritollc.com/id/01a0de92-1f20-7237-a331-eaea07cbf3b1) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-af51-7779-8cc5-4456952c3797>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Livingston County](https://ontology.bommaritollc.com/id/01a0ca47-5dbe-77e8-a023-5ae31fec89b3)

Type: [geo:Feature](http://www.opengis.net/ont/geosparql#Feature), [schema:Place](https://schema.org/Place), [schema:Reservoir](https://schema.org/Reservoir)

Location: 42.51437, -83.86162 (box -83.86485, 42.50680, -83.85835, 42.52415; west, south, east, north)

- `adms:identifier`: [gnis 623202](https://ontology.bommaritollc.com/id/01a0ddfe-af52-75e7-8f12-3f096aad14bd)
- `dcterms:type`: [reservoir](https://ontology.bommaritollc.com/vocab/geo/gnisReservoir)
- `geo:hasDefaultGeometry`: [shape of Chilson Impoundment](https://ontology.bommaritollc.com/id/01a0de2c-c6a3-71a0-82c2-4fa3db1b2c08)
- `geo:hasGeometry`:
  - [point of Chilson Impoundment](https://ontology.bommaritollc.com/id/01a0ddfe-e489-70a9-9cb7-df6a6b12490d)
  - [shape of Chilson Impoundment](https://ontology.bommaritollc.com/id/01a0de2c-c6a3-71a0-82c2-4fa3db1b2c08)
- `geo:hasMetricArea`: 404927.1 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Portage River-Huron River (HUC10 0410001303)](https://ontology.bommaritollc.com/id/01a0de92-1f20-7237-a331-eaea07cbf3b1)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-af51-7779-8cc5-4455d7439e12)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-48b9-73f5-9491-b01e23d05bea)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1916-77d8-b052-82d45c973730)
- `schema:containedInPlace`:
  - [Livingston County](https://ontology.bommaritollc.com/id/01a0ca47-5dbe-77e8-a023-5ae31fec89b3)
  - [Genoa Township](https://ontology.bommaritollc.com/id/01a0ca47-7018-72f6-b558-d33d73e30547)
  - [Hamburg Township](https://ontology.bommaritollc.com/id/01a0ca47-7134-7726-b164-2e920353179b)
- `skos:prefLabel`: Chilson Impoundment

## Elsewhere

- [Wikidata Q28737555](https://www.wikidata.org/wiki/Q28737555) (proposed match (exactMatch))
- [USGS GNIS 623202](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/623202) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.51437&mlon=-83.86162#map=14/42.51437/-83.86162) (42.51437, -83.86162)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.51437,-83.86162)
- [Source](https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames_MI_Text.zip) (prd-tnm.s3.amazonaws.com)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)
- [Source](https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer) (hydro.nationalmap.gov)

## Pointing here

- Mappings (1; `owl:annotatedSource`):
  - [exactMatch http://www.wikidata.org/entity/Q28737555 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-73b1-726c-95ff-d5b56d53c172)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-af51-7779-8cc5-4456952c3797.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-af51-7779-8cc5-4456952c3797.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-af51-7779-8cc5-4456952c3797.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-af51-7779-8cc5-4456952c3797)
Cite as: Chilson Impoundment. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-af51-7779-8cc5-4456952c3797
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.