# Waterschappen Hydrografie (INSPIRE geharmoniseerd). Queryables of Sluice

The table below describes the fields available for filtering. This includes both simple filtering using query parameters as well as advanced filtering using CQL (Common Query Language). This information is also available as [JSON Schema](https://api.pdok.nl/hwh/waterschappen-hydrografie/ogc/v1/collections/sluice/queryables?f=json).

| Property | Type | Required | Description |
|---|---|---|---|
| geometry | point | no |  |