Name: OpenStreetMap
Creator: Hydrionis
License: https://opendatacommons.org/licenses/odbl/1-0/

Rights

Licence: Open Database Licence (ODbL) 1.0
Commercial reuse: Yes
Redistribution: Yes
Derivative use: Yes
Attribution required: Yes
Data from OpenStreetMap Foundation, used under Open Database Licence (ODbL) 1.0.
Restrictions: Derived databases must be released under the same licence.
Terms last checked: 23 August 2026

Access and coverage

Publisher: OpenStreetMap Foundation
Website: https://www.openstreetmap.org/
API: https://overpass-api.de/api/interpreter
Geographic coverage: Global — coverage varies greatly by region
Temporal coverage: 2004 onwards
Update frequency: real-time
Formats: geojson, xml, api
Bulk download: Available
Registration required: No
Rate limit: Overpass API enforces per-IP time and volume quotas
Cost to Hydrionis: Free
Domains: infrastructure, reservoir

Notes

Crowd-sourced completeness is uneven. Hydrionis uses OSM for locating infrastructure that is independently confirmed elsewhere, not as sole evidence that a facility exists.