# Polzin Drain

Polzin Drain is a stream in [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (5.7 km long), in the [Stony Creek-Frontal Lake Erie (HUC10 0410000101)](https://ontology.bommaritollc.com/id/01a0de92-1ef4-70ba-bc13-4d752e2c89d4) watershed; it flows into [Stony Creek](https://ontology.bommaritollc.com/id/01a0ddfe-cad1-759b-abce-f35fa23739d6).

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c4ba-74d0-89ad-f8fb3471f56a>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa)

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

Location: 42.08476, -83.55744 (box -83.57171, 42.08475, -83.54378, 42.11077; west, south, east, north)

- `adms:identifier`: [gnis 635212](https://ontology.bommaritollc.com/id/01a0ddfe-c4bb-7499-a0cf-9b3743a86923)
- `dcterms:type`: [stream](https://ontology.bommaritollc.com/vocab/geo/gnisStream)
- **flows into** (`bcgeo:flowsInto`): [Stony Creek](https://ontology.bommaritollc.com/id/01a0ddfe-cad1-759b-abce-f35fa23739d6)
- `geo:hasDefaultGeometry`: [shape of Polzin Drain](https://ontology.bommaritollc.com/id/01a0de2c-d322-7322-9255-c573530c3642)
- `geo:hasGeometry`:
  - [point of Polzin Drain](https://ontology.bommaritollc.com/id/01a0ddfe-fe0e-70aa-8667-ae874ed54c2f)
  - [shape of Polzin Drain](https://ontology.bommaritollc.com/id/01a0de2c-d322-7322-9255-c573530c3642)
- `geo:hasMetricLength`: 5669.6 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Stony Creek-Frontal Lake Erie (HUC10 0410000101)](https://ontology.bommaritollc.com/id/01a0de92-1ef4-70ba-bc13-4d752e2c89d4)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c4ba-74d0-89ad-f8fa39c023c2)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5903-7268-a5a7-a4b7528b9d1c)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-18e0-7243-a6bd-629f8a64b2dd)
- `schema:containedInPlace`:
  - [Washtenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5a16-75b9-a286-85a89060c472)
  - [Monroe County](https://ontology.bommaritollc.com/id/01a0ca47-5a54-7270-b1ce-f936a07d389b)
  - [Augusta Charter Township](https://ontology.bommaritollc.com/id/01a0ca47-6b7a-77b9-a2a4-d9d80e5ed314)
  - [London Township](https://ontology.bommaritollc.com/id/01a0ca47-7cdb-72b0-94cc-42d756a15a03)
- `skos:prefLabel`: Polzin Drain

## Elsewhere

- [Wikidata Q35254963](https://www.wikidata.org/wiki/Q35254963) (proposed match (exactMatch))
- [USGS GNIS 635212](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/635212) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.08476&mlon=-83.55744#map=14/42.08476/-83.55744) (42.08476, -83.55744)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.08476,-83.55744)
- [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

- Flowing into it (1; `bcgeo:flowsInto`):
  - [Big Marsh Drain](https://ontology.bommaritollc.com/id/01a0ddfe-ac09-702e-a383-50abba84f730)
- Mappings (1; `owl:annotatedSource`):
  - [exactMatch http://www.wikidata.org/entity/Q35254963 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-76df-74d2-9acb-4f11f60bddc7)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c4ba-74d0-89ad-f8fb3471f56a.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c4ba-74d0-89ad-f8fb3471f56a.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c4ba-74d0-89ad-f8fb3471f56a.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c4ba-74d0-89ad-f8fb3471f56a)
Cite as: Polzin Drain. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-c4ba-74d0-89ad-f8fb3471f56a
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.