Server status & statistics
Data sources and licences
Ground height: Terrain Tiles (Mapzen / Tilezen, on AWS Open Data), reduced into resolution tiers by Altimeter Cloud: ArcticDEM terrain data DEM(s) were created from DigitalGlobe, Inc., imagery and funded under National Science Foundation awards 1043681, 1559691, and 1542736; Australia terrain data © Commonwealth of Australia (Geoscience Australia) 2017; Austria terrain data © offene Daten Österreichs – Digitales Geländemodell (DGM) Österreich; Canada terrain data contains information licensed under the Open Government Licence – Canada; Europe terrain data produced using Copernicus data and information funded by the European Union - EU-DEM layers; Global ETOPO1 terrain data U.S. National Oceanic and Atmospheric Administration; Mexico terrain data source: INEGI, Continental relief, 2016; New Zealand terrain data Copyright 2011 Crown copyright (c) Land Information New Zealand and the New Zealand Government (All rights reserved); Norway terrain data © Kartverket; United Kingdom terrain data © Environment Agency copyright and/or database right 2015. All rights reserved; United States 3DEP (formerly NED) and global GMTED2010 and SRTM terrain data courtesy of the U.S. Geological Survey.
Trees: Version 2 High Resolution Canopy Height Maps by WRI and Meta, accessed in September 2026 from registry.opendata.aws/dataforgood-fb-forestsv2. Meta and World Resources Institute (WRI) - 2026. Version 2 High Resolution Canopy Height Maps (CHMv2). Source imagery for CHM © 2016 Vantor, CC BY 4.0; where that is not yet in the database, ETH Global Canopy Height 2020, CC BY 4.0, Lang, N., Jetz, W., Schindler, K. and Wegner, J. D. (2023), A high-resolution canopy height model of the Earth, Nature Ecology & Evolution. Both reduced to height bands by Altimeter Cloud.
Water: © ESA WorldCover project 2021 / Contains modified Copernicus Sentinel data (2021) processed by ESA WorldCover consortium (CC BY 4.0), and OpenStreetMap data © OpenStreetMap contributors, ODbL; combined and reduced to 10 m cells by Altimeter Cloud.
Roads, railways and power lines: OpenStreetMap data © OpenStreetMap contributors, ODbL; reduced to 10 m cells by class, and pylon heights estimated from line voltage where none is mapped, by Altimeter Cloud.
Wind turbines: U.S. Wind Turbine Database (USGS, LBNL and ACP), public domain, doi:10.5066/F7TX3DN0; Datenquelle: Marktstammdatenregister, Bundesnetzagentur, Datenlizenz Deutschland - Namensnennung - Version 2.0; Kilde: Energistyrelsen, stamdataregister for vindkraftanlæg; Länsstyrelserna, Vindbrukskollen, CC0; contains information licensed under the Open Government Licence - Canada (Canadian Wind Turbine Database, Natural Resources Canada); RIVM Atlas Leefomgeving, public domain; contains data under the Norwegian licence for Open Government data (NLOD) made available by NVE; OpenStreetMap data © OpenStreetMap contributors, ODbL.
Cell towers: OpenCelliD Project is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.
Radio site registers: contains information licensed under the Open Government Licence - Canada (Innovation, Science and Economic Development Canada); Australian Communications and Media Authority, Register of Radiocommunications Licences, CC BY 4.0; ANFR, données sur les installations radioélectriques de plus de 5 watts, Licence Ouverte / Open Licence; FCC Broadband Data Collection, public domain.
Weather: Weather data by Open-Meteo.com (CC BY 4.0), from the NOAA Global Forecast System, held and read for these sites by Altimeter Cloud; ensemble from the NOAA Global Ensemble Forecast System, NOAA Open Data on AWS, NOAA National Centers for Environmental Prediction. Its use here implies no endorsement by NOAA.
GNSS seed data: the current day’s multi-GNSS broadcast navigation data from the International GNSS Service network’s data centres, rebuilt into u-blox MGA frames by Altimeter Cloud.