# "BRO - Grondwatermonitoring (GM) in samenhang - karakteristieken" OGC API > Documentation and API endpoints for the [OGC API](https://ogcapi.ogc.org/) involving the "BRO - Grondwatermonitoring (GM) in samenhang - karakteristieken" dataset hosted at https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1. ## Core API Documentation - [Landing page](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/?f=md). - [OpenAPI spec](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/api?f=md), also available in [JSON](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/api?f=json). - [OGC Conformance declaration](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/conformance?f=md). ## Collections - [List of all collections available in this API](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections?f=md). ### Collection: gm_gmw - [View Collection Details](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gmw?f=md) - [View Features/Items](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gmw/items?f=md). OGC API Features. Use "next" link to paginate through the features. - [View Schema](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gmw/schema?f=md). OGC API Features part 5 "schema". ### Collection: gm_gmw_monitoringtube - [View Collection Details](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gmw_monitoringtube?f=md) - [View Features/Items](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gmw_monitoringtube/items?f=md). OGC API Features. Use "next" link to paginate through the features. - [View Schema](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gmw_monitoringtube/schema?f=md). OGC API Features part 5 "schema". ### Collection: gm_gmn - [View Collection Details](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gmn?f=md) - [View Features/Items](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gmn/items?f=md). OGC API Features. Use "next" link to paginate through the features. - [View Schema](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gmn/schema?f=md). OGC API Features part 5 "schema". ### Collection: gm_gmn_measuringpoint - [View Collection Details](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gmn_measuringpoint?f=md) - [View Features/Items](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gmn_measuringpoint/items?f=md). OGC API Features. Use "next" link to paginate through the features. - [View Schema](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gmn_measuringpoint/schema?f=md). OGC API Features part 5 "schema". ### Collection: gm_gmn_reference - [View Collection Details](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gmn_reference?f=md) - [View Features/Items](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gmn_reference/items?f=md). OGC API Features. Use "next" link to paginate through the features. - [View Schema](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gmn_reference/schema?f=md). OGC API Features part 5 "schema". ### Collection: gm_gld - [View Collection Details](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gld?f=md) - [View Features/Items](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gld/items?f=md). OGC API Features. Use "next" link to paginate through the features. - [View Schema](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gld/schema?f=md). OGC API Features part 5 "schema". ### Collection: gm_gar - [View Collection Details](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gar?f=md) - [View Features/Items](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gar/items?f=md). OGC API Features. Use "next" link to paginate through the features. - [View Schema](https://api.pdok.nl/tno/bro-grondwatermonitoring-in-samenhang-karakteristieken/ogc/v1/collections/gm_gar/schema?f=md). OGC API Features part 5 "schema".