{"schemaVersion":"1.0","id":"when-each-station-peaks","dataset":"station-peaks","title":"When each station peaks","description":"Every station has a busiest quarter-hour. They are not the same one.","methodology":"The single busiest fifteen-minute band in a week at each of the forty busiest interchanges, from TfL's crowding profiles, coloured by which day it falls on. Percentage of each station's own baseline, so the colour says when a station peaks rather than how it compares with its neighbours.","category":"transport","categoryLabel":"Transport","cadence":"weekly","placeholder":false,"landingPage":"https://londongraph.com/g/when-each-station-peaks","markdown":"https://londongraph.com/g/when-each-station-peaks/index.html.md","source":{"name":"TfL Unified API","url":"https://api.tfl.gov.uk/","licence":"TfL Open Data Licence","licenceUrl":"https://tfl.gov.uk/corporate/terms-and-conditions/transport-data-service"},"updatedAt":"2026-07-31T15:26:40.751Z","release":{"label":null,"publishedAt":null,"resourceUrl":null,"methodologyUrl":null,"sha256":null},"observations":null,"areaStatistics":null,"visualizations":[{"id":"overview","label":"Map","description":"Every station has a busiest quarter-hour. They are not the same one.","url":"https://londongraph.com/g/when-each-station-peaks","renderer":"primary","default":true,"timeControl":"inherit","datasets":[],"transform":null,"controls":null,"metrics":[],"caveat":null},{"id":"breakdown","label":"Breakdown","description":"Summarise the categories represented by the mapped records without loading every coordinate.","url":"https://londongraph.com/g/when-each-station-peaks?view=breakdown","renderer":"geo-summary","default":false,"timeControl":"inherit","datasets":[],"transform":null,"controls":null,"metrics":[],"caveat":null}],"availability":"metadata-only","note":"No observation series is available from this deployment. The source and methodology metadata remain authoritative."}