{"about":"Lisbon in 49 squares of 2 km (7 x 7, rows A to G from north, columns 1 to 7 from west, centred on 38.745 N, 9.16 W): residents, land 0.5 to 5 m above sea level, residents on it, and hospitals mapped in OSM. Residents are where people sleep, not where they are at a given hour.","label":"hypothesis: estimates from a population grid and a surface model; hospitals are evidence (OSM)","source":"https://data.humdata.org/dataset/kontur-population-portugal","sources":{"population_grid":"Kontur Population PT 2023-11-01 (H3 res 8)","dem":"https://copernicus-dem-30m.s3.amazonaws.com/ (Copernicus_DSM_COG_10_N38/N39_W010/W009)","hospitals":"hospitals.json"},"licence":{"population_grid":"CC BY 4.0, Kontur","dem":"© DLR e.V. 2010-2014 and © Airbus Defence and Space GmbH 2014-2018, provided under COPERNICUS by the European Union and ESA; all rights reserved (Copernicus DEM licence: free use with this credit)","hospitals":"ODbL, © OpenStreetMap contributors"},"read_utc":"2026-11-11T12:05:00Z","method":"Each Kontur hexagon is counted whole in the square holding its centre (so a square's total can be off by a few hundred residents at its edges); low land and residents on it as in lisbon-municipalities.json. Squares are ours, not an official grid.","confidence":"MEDIUM for residents per square; LOW for low land in built-up squares (surface model, roofs lift it).","by":"incident.datascience@web-summit.dinis","updated":"2026-11-11T12:05:00Z","squares":[{"id":"A1","south":38.7899,"north":38.8079,"west":-9.2406,"east":-9.2176,"residents_estimate":16680,"land_share":1.0,"low_land_0_5_to_5m_km2":0.0,"residents_on_low_land_estimate":0,"hospitals_osm":[]},{"id":"A2","south":38.7899,"north":38.8079,"west":-9.2176,"east":-9.1946,"residents_estimate":12720,"land_share":1.0,"low_land_0_5_to_5m_km2":0.0,"residents_on_low_land_estimate":0,"hospitals_osm":[]},{"id":"A3","south":38.7899,"north":38.8079,"west":-9.1946,"east":-9.1715,"residents_estimate":45730,"land_share":1.0,"low_land_0_5_to_5m_km2":0.0,"residents_on_low_land_estimate":0,"hospitals_osm":[]},{"id":"A4","south":38.7899,"north":38.8079,"west":-9.1715,"east":-9.1485,"residents_estimate":33520,"land_share":1.0,"low_land_0_5_to_5m_km2":0.0,"residents_on_low_land_estimate":0,"hospitals_osm":[]},{"id":"A5","south":38.7899,"north":38.8079,"west":-9.1485,"east":-9.1254,"residents_estimate":8980,"land_share":1.0,"low_land_0_5_to_5m_km2":0.0,"residents_on_low_land_estimate":0,"hospitals_osm":[]},{"id":"A6","south":38.7899,"north":38.8079,"west":-9.1254,"east":-9.1024,"residents_estimate":24930,"land_share":0.97,"low_land_0_5_to_5m_km2":0.25,"residents_on_low_land_estimate":820,"hospitals_osm":[]},{"id":"A7","south":38.7899,"north":38.8079,"west":-9.1024,"east":-9.0794,"residents_estimate":950,"land_share":0.54,"low_land_0_5_to_5m_km2":0.93,"residents_on_low_land_estimate":260,"hospitals_osm":["Hospital do Mar","Hospital do Mar"]},{"id":"B1","south":38.7719,"north":38.7899,"west":-9.2406,"east":-9.2176,"residents_estimate":17320,"land_share":1.0,"low_land_0_5_to_5m_km2":0.0,"residents_on_low_land_estimate":0,"hospitals_osm":["(name withheld) relation/14978644"]},{"id":"B2","south":38.7719,"north":38.7899,"west":-9.2176,"east":-9.1946,"residents_estimate":7420,"land_share":1.0,"low_land_0_5_to_5m_km2":0.0,"residents_on_low_land_estimate":0,"hospitals_osm":[]},{"id":"B3","south":38.7719,"north":38.7899,"west":-9.1946,"east":-9.1715,"residents_estimate":19970,"land_share":1.0,"low_land_0_5_to_5m_km2":0.0,"residents_on_low_land_estimate":0,"hospitals_osm":[]},{"id":"B4","south":38.7719,"north":38.7899,"west":-9.1715,"east":-9.1485,"residents_estimate":23650,"land_share":1.0,"low_land_0_5_to_5m_km2":0.0,"residents_on_low_land_estimate":0,"hospitals_osm":[]},{"id":"B5","south":38.7719,"north":38.7899,"west":-9.1485,"east":-9.1254,"residents_estimate":12230,"land_share":1.0,"low_land_0_5_to_5m_km2":0.0,"residents_on_low_land_estimate":0,"hospitals_osm":[]},{"id":"B6","south":38.7719,"north":38.7899,"west":-9.1254,"east":-9.1024,"residents_estimate":25610,"land_share":1.0,"low_land_0_5_to_5m_km2":0.0,"residents_on_low_land_estimate":0,"hospitals_osm":["Análises Clínicas Affidea Laboratórios - 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