Drinking water points used by the Gluglu app: 718,377 points, updated 2026-11-04.
Data © OpenStreetMap contributors, available under the Open Database License (ODbL).
Format: /indice.json lists the 1° zones; each zone is /z/<lat>/<lon>.json,
an array of [lat, lon, categoria, flag, rif_osm, nome?].
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