portolan-pipeline
The 12 provinces of the Netherlands, administrative boundaries from the Dutch national spatial data infrastructure PDOK, derived from the Kadaster BRK Bestuurlijke Gebieden. Republished as cloud-native GeoParquet with a PMTiles visualization and categorical, labeled MapLibre styles.
License, CC-BY-4.0. Attribution, Kadaster / PDOK. Providers, Kadaster (producer, licensor), PDOK (processor), Portolan SDI (host). Original source, https://service.pdok.nl/kadaster/brk-bestuurlijke-gebieden/atom/downloads/BestuurlijkeGebieden_2026.gpkg . Features, 12. Cloud-native asset, netherlands-provinces.parquet (GeoParquet).
The data asset is GeoParquet 2.0 with a native geometry type and a covering bbox column for fast web-client pruning. Read it with a recent GeoPandas built on pyarrow 24 or newer.
Or query it in place with a recent DuckDB spatial.
