{"api_version":"v1","publisher":"World Power Monitor","docs":"https://worldpowermonitor.com/api/","openapi":"https://worldpowermonitor.com/api/v1/openapi.json","note":"Static, read only JSON files rebuilt with every site build. Keep the attribution of each dataset with any copy or derived work. Ember statistics and operator data (EIA, ENTSO-E) are separate datasets and are never merged.","datasets":[{"id":"ember-annual","name":"Annual electricity generation, demand and emissions by country","coverage":"215 countries, 1985 to 2025","as_of":"2025","temporal_coverage":"1985/2025","update_cadence":"Ember publishes annual figures as national statistics arrive, mostly once a year, with revisions. The files are rebuilt from the latest Ember release with every site build.","changes":"Restructured into tidy tables, with fuel categories named by World Power Monitor fuel ids. Ember's values are not altered.","attribution":{"source":"Ember","source_url":"https://ember-energy.org/","attribution":"Source: Ember (ember-energy.org), licensed under CC BY 4.0.","licence":"CC BY 4.0","licence_url":"https://creativecommons.org/licenses/by/4.0/"},"endpoints":[{"path":"/api/v1/countries.json","url":"https://worldpowermonitor.com/api/v1/countries.json","summary":"List of countries with a data file."},{"path":"/api/v1/countries/{id}.json","url":"https://worldpowermonitor.com/api/v1/countries/{id}.json","summary":"Ember annual and monthly series for one country."}]},{"id":"ember-monthly","name":"Monthly electricity generation and demand by country","coverage":"88 countries, 1999-01 to 2026-08","as_of":"2026-08","temporal_coverage":"1999-01/2026-08","update_cadence":"Ember adds a month of data as national sources publish it, usually a month or two after the month ends. The file is rebuilt from the latest release with every site build.","changes":"Restructured into a tidy table, with fuel categories named by World Power Monitor fuel ids. Ember's values are not altered. Ember's monthly price series is not included.","attribution":{"source":"Ember","source_url":"https://ember-energy.org/","attribution":"Source: Ember (ember-energy.org), licensed under CC BY 4.0.","licence":"CC BY 4.0","licence_url":"https://creativecommons.org/licenses/by/4.0/"},"endpoints":[{"path":"/api/v1/countries.json","url":"https://worldpowermonitor.com/api/v1/countries.json","summary":"List of countries with a data file."},{"path":"/api/v1/countries/{id}.json","url":"https://worldpowermonitor.com/api/v1/countries/{id}.json","summary":"Ember annual and monthly series for one country."}]},{"id":"eia-us-grid-daily","name":"US grid region daily electricity demand and generation","coverage":"14 US grid regions, 2025-08-16 to 2026-09-20","as_of":"2026-09-20","temporal_coverage":"2025-08-16/2026-09-20","update_cadence":"EIA publishes hourly grid data with a lag of about one hour for demand and up to 13 hours for generation by fuel. Daily totals are rebuilt with every site build and cover a rolling window of about 400 days.","changes":"Hourly EIA-930 values were summed to daily totals in each region's local time by World Power Monitor. The US Lower 48 row overlaps the other regions; do not add them together.","attribution":{"source":"U.S. Energy Information Administration","source_url":"https://www.eia.gov/","attribution":"Source: U.S. Energy Information Administration (EIA).","licence":"US Government work, public domain","licence_url":"https://www.eia.gov/about/copyrights_reuse.php"},"endpoints":[{"path":"/api/v1/regions.json","url":"https://worldpowermonitor.com/api/v1/regions.json","summary":"List of US grid regions with a daily file."},{"path":"/api/v1/regions/{id}.json","url":"https://worldpowermonitor.com/api/v1/regions/{id}.json","summary":"Daily demand and generation for one US grid region."}]},{"id":"europe-cross-border-flows","name":"European cross border physical electricity flows","coverage":"88 borders, 2026-08-21 to 2026-09-19 (30 days)","as_of":"2026-09-19","temporal_coverage":"2026-08-21/2026-09-19","update_cadence":"A rolling 30 day window, rebuilt with every site build from the latest ENTSO-E physical flow data.","changes":"Flows were aggregated over the period per border and direction by World Power Monitor. ENTSO-E does not endorse this site.","attribution":{"source":"ENTSO-E Transparency Platform","source_url":"https://transparency.entsoe.eu/","attribution":"Source: ENTSO-E Transparency Platform (transparency.entsoe.eu), CC BY 4.0. Aggregated and converted by World Power Monitor; ENTSO-E does not endorse this site.","licence":"ENTSO-E Terms of Use plus CC BY 4.0 for listed data items","licence_url":"https://transparencyplatform.zendesk.com/hc/en-us/articles/40921911218961-Legal-Terms-and-Conditions"},"endpoints":[{"path":"/api/v1/europe/flows.json","url":"https://worldpowermonitor.com/api/v1/europe/flows.json","summary":"Physical cross border flows between European zones over a dated window."}]}]}