Date Announcementsort descending Description
2021-05-24 Reprocessed JPL SMAP Sea Surface Salinity (SSS) CAP V5.0 Datasets This is to inform users of the JPL SMAP Sea Surface Salinity (SSS) CAP V5.0 datasets that select L2B and L3 8day running mean and monthly files on the specific dates cited below needed to be reprocessed.  This is due to an error of Antenna Scan Angle (ASA), that required the SMAP project to replace...
2020-06-30 Reprocessed RSS SMAP-SSS 4.0 data for the period 5-15 June 2020 Users of the RSS SMAP-SSS v4.0 data products should be aware that due to an issue with one of the ancillary data inputs, the L2C files with rev# 28540 - 28700 and the upstream 8-day running mean L3 product files for the period June 5 – 15, 2020 needed to be reprocessed. The updated files are now...
2020-05-15 Revitalization of the PO.DAAC Web Portal PO.DAAC is transitioning towards a web portal that is content centered, data driven, and provides personalized user experiences that are supplemented with efficient search and discovery capabilities. The first phase of the web portal revitalization is now available showcasing a simplified,...
2024-03-07 Rongowai-CYGNSS Airborne Level 1 Science Data Record Version 1.0 Dataset Release The PO.DAAC is pleased to announce the availability of the Rongowai-CYGNSS Airborne Level 1 Science Data Record Version 1.0 dataset produced by the University of Auckland (UoA) Rongowai Science Payloads Operations Centre in New Zealand. The dataset contains the geo-located Delay Doppler Maps (DDMs...
2020-03-02 RSS SMAP V4.0 February 2020 reprocessed data files: Replace with new files Erroneous data in the RSS SMAP Version 4.0 salinity processing have appeared for the time period February 4-17, 2020, affecting both L2C files and 8-day L3 files. The reason is a bad HYCOM salinity ancillary file for February 9. This affects the salinity algorithm, as HYCOM ancillary data is used...
2023-07-27 S-NPP product disruption from July 26, 2023 The S-NPP products (including PO.DAAC VIIRS SST datasets) have been temporarily stopped due to a satellite anomaly starting on 01:56:11 UTC, July 26, 2023. Currently, the satellite is in non-nominal state and the length of outage remains unclear. Unfortunately, all missing data will not be...
2018-12-20 Saildrone Baja Field Campaign Dataset Release DOI: 10.5067/SDRON-SURF0 The PO.DAAC is pleased to announce the availability and first official release of the Saildrone Baja Field Campaign Dataset.  Saildrone is a wind and solar powered unmanned surface vehicle (USV) capable of long distance deployments...
2024-01-30 SASSIE Arctic Field Campaign Dataset Release The PO.DAAC is pleased to announce the public release of datasets from the Salinity and Stratification at the Sea Ice Edge (SASSIE) 2022 Arctic Field Experiment. From August to October 2022, a suite of autonomous and shipboard instrumentation was deployed in the Beaufort Sea to measure how...
2018-05-31 Scheduled System Maintenance (PO.DAAC LAS, SOTO and MCC) Please be informed that the following PO.DAAC public services may experience intermittent downtime during the scheduled upgrade window on 6/4/2018 from 4:00 pm - 6:00 pm PST. Service Impacted: Live Access Server (LAS) (L3 Subsetter):...
2021-08-09 Sea level projections from the IPCC 6th Assessment Report (AR6) IPCC 6th Assessment Sea Level Projects Visualization The Intergovernmental Panel on Climate Change (IPCC) is the United Nations body for assessing the science related to climate change. The IPCC was created to provide policymakers with regular scientific assessments on climate change, its...
2020-11-19 Sentinel-6 Michael Freilich Expected to Launch November 21 NASA is targeting Saturday, 21 November 2020 for the launch of the Sentinel-6 Michael Freilich satellite, the first of two identical satellites to head into Earth orbit five years apart to continue sea level observations for at least the next decade. The Sentinel-6/Jason-CS mission is part of...
2023-07-26 Sentinel-6 Michael Freilich Reprocessing Updates F08 completed and will be released on July 31, 2023 The PO.DAAC is pleased to announce the July 31 release of reprocessed Level 1A (L1A), Level 1B (L1B), and Level 2 (L2) altimetry data from the Sentinel-6 Michael Freilich/Jason CS radar altimeter mission. This mission aims to provide high-precision measurements of global sea-level that build upon...
2022-08-01 Sentinel-6 Michael Freilich Reprocessing Updates: Version 2 Completed, Version F Retired Reprocessed L1A, L1B and L2 altimetry data from the Sentinel-6 Michael Freilich/Jason CS radar altimeter mission were released through the PO.DAAC for the first time on July 28th, 2022. The new releases include Non-Time Critical (NTC) data reprocessed with the latest Sentinel-6 processing baseline...
2020-12-02 Sentinel-6 Michael Freilich Satellite Now in Orbit The Sentinel-6 Michael Freilich satellite, the first of two identical spacecraft, was successfully launched into Earth orbit on Saturday, 21 November 2020 to continue sea level observations for at least the next decade. You can read more about the launch and the mission...
2021-06-22 Sentinel-6A Michael Freilich Altimetry Low Resolution NRT/STC Datasets Release NASA's Physical Oceanography Distributed Active Archive Center (PO.DAAC) is pleased to announce the initial release of datasets from the Sentinel-6 Michael Freilich/Jason CS radar altimeter mission, which aims to provide high-precision measurements of global sea-level that build upon the extensive...
2022-08-26 SMAP in Safe Mode The NASA Soil Moisture Active Passive (SMAP) observatory has entered a safe-mode starting from August 8, 2022 in order to maintain its essential functions but stops science data acquisition. The Project team is investigating the cause of the anomaly and actively working on resuming operations to...
2024-06-07 SMAP RSS Sea Surface Salinity V5.3 Evaluation Dataset Release The PO.DAAC is pleased to announce the availability of the version 5.3 SMAP Sea Surface Salinity (SSS) evaluation datasets from Remote Sensing Systems (RSS) and sponsored by the NASA Ocean Salinity Science Team. The SMAP satellite was launched on 31 January 2015 with a near-polar orbit at an...
2024-03-26 SMAP RSS Sea Surface Salinity V6.0 Validated Dataset Release The PO.DAAC is pleased to announce the availability of the version 6.0 SMAP Sea Surface Salinity (SSS) validated datasets from Remote Sensing Systems (RSS) and sponsored by the NASA Ocean Salinity Science Team. The SMAP satellite was launched on 31 January 2015 with a near-polar orbit at an...
2018-04-25 SMAP Sea Surface Salinity (SSS) V2.0 70km Dataset from Remote Sensing Systems (RSS) Released The PO.DAAC is pleased to announce the availability of updated version 2.0 SMAP Sea Surface Salinity (SSS) data from Remote Sensing Systems (RSS) at a spatial resolution of 70km.   As is the case for the 40-km resolution product, the 70-km product is resampled...
2018-11-05 SMAP Sea Surface Salinity (SSS) V3.0 Dataset from Remote Sensing Systems (RSS) Released The PO.DAAC is pleased to announce the availability of the version 3.0 SMAP Sea Surface Salinity (SSS) data from Remote Sensing Systems (RSS).  Several enhancements over the previous release are implemented including: Use of Version 4 L1B SMAP RFI filtered...

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