Map of Ndrefa in GeoParquet format
A map built from OpenStreetMap data, ready to download
Customize the map
Open this place's area in the constructor and adjust everything to your needs
Open in constructor →Map passport
Area2.0 km²
Buildings246
Roads44 km
What this map contains by default
This is how the map is built as-is — every setting can be changed in the constructor.
About GeoParquet
Map of Ndrefa in GeoParquet — an export of real OpenStreetMap data for the selected area.
GeoParquet is an Apache Parquet extension for geodata. Columnar format with efficient compression for big geodataset analytics.
Which layers are in the file
This file for the selected area contains:
- Roads
- Buildings
Coordinate systems
WGS 84 (EPSG:4326), selectable in the wizard
Compatibility
DuckDBGeoPandasQGIS 3.32+GDALApache SparkPolars
Units
Meters (projected in the chosen coordinate system)
| Category | GIS |
| File extension | .parquet |
| Tier | Free |
What's in the GeoParquet map of Ndrefa
246 buildings, 43.9 km of roads.
The area covers 2.0 km², with about 124 buildings per km².
Mostly unclassified roads 23.9 km, secondary roads 20.0 km.
Main streets: Oluko Road
How to use GeoParquet for Ndrefa
- Select the Ndrefa map area on the main page
- Choose GeoParquet format and configure export settings
- Click Export and wait for processing
- Download the file and use in your application
Programs that open GeoParquet
DuckDBGeoPandasQGIS 3.32+GDALApache SparkPolars
