{"api":"The Dwell Data API","version":"v1","docs":"https://the-dwell.com/api","data_as_of":"2023-06","data_as_of_label":"Jun 2023","data_pulled_at":"2026-11-11T14:47:33.427Z","generated_at":"2026-11-11T18:41:17.936Z","attribution":"Credit The Dwell (the-dwell.com) with a visible link to the page the figure came from; every record carries its page_url.","id":"dwell/us-average","section":"dwell","section_label":"Vessel dwell","title":"US average vessel dwell at berth","subtitle":"The archived national average time a container ship sits at a US berth, AIS-derived, in hours","description":"US average container vessel dwell time at berth (AIS-derived, BTS): peaked at 37 hrs in May 2022, last reported 27 hrs for June 2023. An archived national series.","page_url":"https://the-dwell.com/dwell/us-average","headline":"27 hrs, last reported June 2023","unit":"hours","data_through":"2023-06","date_precision":"monthly","frequency":"Monthly, archived series paused since mid-2023","status":"not_current","status_note":"No longer quoted","last_quoted":"2023-06","source":"BTS Monthly Average Container Vessel Dwell Times, top 25 US ports","provenance":{"source":"BTS Monthly Average Container Vessel Dwell Times, top 25 US ports","series":"National average time a container ship sits at berth","basis":"Ship at berth, AIS-derived, not box or terminal dwell","geography":"National, top 25 US ports","unit":"hours","period":"Monthly average","lastObservation":"Jun 2023","frequency":"Monthly, archived series paused since mid-2023"},"citation":"US average container vessel dwell at berth 27 hrs, last reported June 2023 (AIS-derived, BTS; archived through mid-2023, a ship metric, not box dwell). The Dwell. https://the-dwell.com/dwell/us-average","series":[{"label":"Vessel dwell at berth","unit":"hours","points":[{"date":"2019-01","value":29},{"date":"2019-02","value":31},{"date":"2019-03","value":28},{"date":"2019-04","value":28},{"date":"2019-05","value":28},{"date":"2019-06","value":27},{"date":"2019-07","value":28},{"date":"2019-08","value":28},{"date":"2019-09","value":28},{"date":"2019-10","value":27},{"date":"2019-11","value":27},{"date":"2019-12","value":28},{"date":"2020-01","value":29},{"date":"2020-02","value":27},{"date":"2020-03","value":27},{"date":"2020-04","value":28},{"date":"2020-05","value":26},{"date":"2020-06","value":27},{"date":"2020-07","value":28},{"date":"2020-08","value":28},{"date":"2020-09","value":29},{"date":"2020-10","value":30},{"date":"2020-11","value":30},{"date":"2020-12","value":29},{"date":"2021-01","value":31},{"date":"2021-02","value":32},{"date":"2021-03","value":31},{"date":"2021-04","value":33},{"date":"2021-05","value":32},{"date":"2021-06","value":30},{"date":"2021-07","value":33},{"date":"2021-08","value":33},{"date":"2021-09","value":32},{"date":"2021-10","value":33},{"date":"2021-11","value":32},{"date":"2021-12","value":33},{"date":"2022-01","value":35},{"date":"2022-02","value":36},{"date":"2022-03","value":34},{"date":"2022-04","value":36},{"date":"2022-05","value":37},{"date":"2022-06","value":35},{"date":"2022-07","value":35},{"date":"2022-08","value":36},{"date":"2022-09","value":35},{"date":"2022-10","value":32},{"date":"2022-11","value":33},{"date":"2022-12","value":31},{"date":"2023-01","value":30},{"date":"2023-02","value":29},{"date":"2023-03","value":28},{"date":"2023-04","value":28},{"date":"2023-05","value":29},{"date":"2023-06","value":27}]}],"tables":[{"caption":"BTS series, archived: last datapoint June 2023. Month-over-month gaps don't exist in this series (it never had one); YoY compares each month to the nearest reading ~12 months earlier, so 2019 reads n/a.","columns":["Month","Avg hours at berth","YoY"],"rows":[["January 2019","29 hrs","n/a"],["February 2019","31 hrs","n/a"],["March 2019","28 hrs","n/a"],["April 2019","28 hrs","n/a"],["May 2019","28 hrs","n/a"],["June 2019","27 hrs","n/a"],["July 2019","28 hrs","n/a"],["August 2019","28 hrs","n/a"],["September 2019","28 hrs","n/a"],["October 2019","27 hrs","n/a"],["November 2019","27 hrs","n/a"],["December 2019","28 hrs","n/a"],["January 2020","29 hrs","0.0%"],["February 2020","27 hrs","-12.9%"],["March 2020","27 hrs","-3.6%"],["April 2020","28 hrs","0.0%"],["May 2020","26 hrs","-7.1%"],["June 2020","27 hrs","0.0%"],["July 2020","28 hrs","0.0%"],["August 2020","28 hrs","0.0%"],["September 2020","29 hrs","+3.6%"],["October 2020","30 hrs","+11.1%"],["November 2020","30 hrs","+11.1%"],["December 2020","29 hrs","+3.6%"],["January 2021","31 hrs","+6.9%"],["February 2021","32 hrs","+18.5%"],["March 2021","31 hrs","+14.8%"],["April 2021","33 hrs","+17.9%"],["May 2021","32 hrs","+23.1%"],["June 2021","30 hrs","+11.1%"],["July 2021","33 hrs","+17.9%"],["August 2021","33 hrs","+17.9%"],["September 2021","32 hrs","+10.3%"],["October 2021","33 hrs","+10.0%"],["November 2021","32 hrs","+6.7%"],["December 2021","33 hrs","+13.8%"],["January 2022","35 hrs","+12.9%"],["February 2022","36 hrs","+12.5%"],["March 2022","34 hrs","+9.7%"],["April 2022","36 hrs","+9.1%"],["May 2022","37 hrs","+15.6%"],["June 2022","35 hrs","+16.7%"],["July 2022","35 hrs","+6.1%"],["August 2022","36 hrs","+9.1%"],["September 2022","35 hrs","+9.4%"],["October 2022","32 hrs","-3.0%"],["November 2022","33 hrs","+3.1%"],["December 2022","31 hrs","-6.1%"],["January 2023","30 hrs","-14.3%"],["February 2023","29 hrs","-19.4%"],["March 2023","28 hrs","-17.6%"],["April 2023","28 hrs","-22.2%"],["May 2023","29 hrs","-21.6%"],["June 2023","27 hrs","-22.9%"]]}]}