dataset · Global

NASA NASA-SSH Project

This dataset contains the Global Mean Sea Level (GMSL) trend generated from the Integrated Multi-Mission Ocean Altimeter Data for Climate Research Version 5.2. The GMSL trend is a 1-dimensional time series of globally averaged Sea Surface Height Anomalies (SSHA) from TOPEX/Poseidon, Jason-1, OSTM/Jason-2, Jason-3, and Sentinel-6A that covers September 1992 to present with a lag of up to 4 months. The data are reported as variations relative to a 20-year TOPEX/Jason collinear mean. Bias adjustmen

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Source details

Licence: [Creative Commons BY 4.0](https://creativecommons.org/licenses/by/4.0/)

Evidence quality: 17

Listed in aws-odr public catalogue API on 2026-10-16; relevance/value screened (haiku).

Metadata checked: 2026-10-14T13:20:00.000Z

Evidence

arn:aws:s3:::podaac-ops-cumulus-protected/MERGED_TP_J1_OSTM_OST_GMSL_ASCII_V52, arn:aws:s3:::podaac-ops-cumulus-protected/NASA_SSH_REF_ALONGTRACK_V1, arn:aws:s3:::podaac-ops-cumulus-protected/NASA_SSH_ENSO_INDICATOR
https://registry.opendata.aws/nasa-nasa-ssh/

Check upstream coverage, uncertainty and licence before use. Station observations are not forecasts or design levels.