# O'connor Drain

O'connor Drain is a stream in [Northfield Township](https://ontology.bommaritollc.com/id/01a0ca47-7813-7689-bfe8-27ead57ec85b), [Washtenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5a16-75b9-a286-85a89060c472), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (10.6 km long), in the [Portage River-Huron River (HUC10 0410001303)](https://ontology.bommaritollc.com/id/01a0de92-1f20-7237-a331-eaea07cbf3b1) watershed; it flows into [Horseshoe Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b8bb-7198-a161-e7ff598b5540).

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c713-7614-bc5b-d68caef59fba>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Washtenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5a16-75b9-a286-85a89060c472) › [Northfield Township](https://ontology.bommaritollc.com/id/01a0ca47-7813-7689-bfe8-27ead57ec85b)

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

Location: 42.40254, -83.75161 (box -83.75167, 42.36090, -83.66708, 42.40238; west, south, east, north)

- `adms:identifier`: [gnis 636596](https://ontology.bommaritollc.com/id/01a0ddfe-c714-773b-970f-790709c81547)
- `dcterms:type`: [stream](https://ontology.bommaritollc.com/vocab/geo/gnisStream)
- **flows into** (`bcgeo:flowsInto`): [Horseshoe Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b8bb-7198-a161-e7ff598b5540)
- `geo:hasDefaultGeometry`: [shape of O'connor Drain](https://ontology.bommaritollc.com/id/01a0de2c-d462-777c-8b4d-99069ac97078)
- `geo:hasGeometry`:
  - [point of O'connor Drain](https://ontology.bommaritollc.com/id/01a0ddff-00c4-7268-9dea-b1204f464389)
  - [shape of O'connor Drain](https://ontology.bommaritollc.com/id/01a0de2c-d462-777c-8b4d-99069ac97078)
- `geo:hasMetricLength`: 10572.5 (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-c713-7614-bc5b-d68b7849f631)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5aaa-74bc-afc6-f9bb0a8271bf)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1916-77d8-b052-82d45c973730)
- `schema:containedInPlace`:
  - [Washtenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5a16-75b9-a286-85a89060c472)
  - [Northfield Township](https://ontology.bommaritollc.com/id/01a0ca47-7813-7689-bfe8-27ead57ec85b)
- `skos:prefLabel`: O'connor Drain

## Elsewhere

- [USGS GNIS 636596](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/636596) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.40254&mlon=-83.75161#map=14/42.40254/-83.75161) (42.40254, -83.75161)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.40254,-83.75161)
- [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)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c713-7614-bc5b-d68caef59fba.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c713-7614-bc5b-d68caef59fba.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c713-7614-bc5b-d68caef59fba.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c713-7614-bc5b-d68caef59fba)
Cite as: O'connor Drain. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-c713-7614-bc5b-d68caef59fba
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.