{"schema":"plot.claim/v1","address":{"kind":"claim","id":"BN1F-2M","version":1,"latest_version":1,"is_latest":true,"release":null,"url":"https://www.plot.eco/c/BN1F-2M","formats":{"html":"https://www.plot.eco/c/BN1F-2M","json":"https://www.plot.eco/c/BN1F-2M.json","md":"https://www.plot.eco/c/BN1F-2M.md","embed":"https://www.plot.eco/c/BN1F-2M/embed"}},"record_type":"observation","statement":"Mean sea level at Stony Point rose about 2.6 mm a year from 1993 to 2025 (95% interval 1.49–3.64).","about":{"id":"MNXX-1F","name":"Hobsons Bay","kind":"place","url":"https://www.plot.eco/p/hobsons-bay","place":"https://www.plot.eco/p/hobsons-bay"},"object":null,"measure":"Mean sea level trend","value":{"text":"2.56 mm/yr","number":2.56,"lower":null,"upper":null,"comparator":"=","unit":"mm/yr"},"caveats":{"kind":"derived","kind_label":"derived","origin":"plot_model","origin_label":"PLOT model","period":{"text":"1993-01-01 to 2025-12-31","start":"1993-01-01","end":"2025-12-31"},"verification":{"level":"reviewed","label":"Reviewed","step":3,"of":4,"meaning":"PLOT checked the claim against its source. This is not independent verification.","basis":"person","basis_note":"Checked by a person."},"open_questions":{"count":0,"note":"Open questions and challenges are counted publicly; their text is published when they are resolved."}},"temporal_status":"historic","method":"climate.sealevel.trend@0.1: least squares on deseasonalised monthly means, 95% interval widened for autocorrelation.","uncertainty":"95% interval 1.49 to 3.64 mm a year.","limitations":"A gauge in Western Port, not in Port Phillip; relative to the land it stands on.","explanation":null,"source":{"title":"Permanent Service for Mean Sea Level: monthly mean sea level (Williamstown 93, Stony Point 1033)","publisher":"PSMSL, National Oceanography Centre","url":"https://psmsl.org/data/obtaining/","locator":"Station 1033 Stony Point, RLR monthly","page":null,"plot_url":"https://www.plot.eco/s/ZEX0-CG?snippet=d0f11e9a-c41d-4145-9cf8-0c1696e4745f"},"framework_targets":[],"editions":["october-26th-release"],"history":[{"version":1,"change_reason":null,"current":true}],"resolved_questions":[],"sourcing":null,"jobs":null,"cite_as":"PLOT record c/BN1F-2M v1, PSMSL, National Oceanography Centre (1993-01-01 to 2025-12-31), derived"}