This NCEI archival package contains surface underway measurements of fCO2 (seawater and atmospheric), water temperature, and salinity collected during the container ship Columbus Waikato thirteen trans-Pacific cruises and eight Tasman Sea cruises from 2004-03-03 to 2006-01-15 as part of a ship-of-opportunity SOOP time-series. Trans-Pacific cruise names and expocodes: CW2004_02 (64CW20040303), CW2004_04 (64CW20040424), CW2004_06 (64CW20040611), CW2004_09 (64CW20040921), CW2004_11 (64CW20041113), CW2005_01 (64CW20050124), CW2005_02 (64CW20050216), CW2005_04 (64CW20050406), CW2005_07 (64CW20050702), CW2005_08 (64CW20050817), CW2005_09 (64CW20050902), CW2005_11 (64CW20051101), CW2006_01 (64CW20060103). Tasman Sea cruise names and expocodes: CW2004_11_anz (64CW20041126), CW2005_01_anz (64CW20050112), CW2005_03_anz (64CW20050301), CW2005_04_anz (64CW20050419), CW2005_07_anz (64CW20050716), CW2005_09_anz (64CW20050923), CW2005_10_anz (64CW20051010), CW2005_11_anz (64CW20051125). Since 1992, underway CO2 observations have been made between New Zealand and the U.S. West Coast. This effort was conducted with the support of NOAA's Ocean Observing and Monitoring Division in the Climate Program Office (CPO).

This dataset consists of surface underway measurements of partial pressure (or fugacity) of carbon dioxide (seawater and atmospheric), ISFET-based pH (total scale), temperature, and salinity collected on 5 trans-Pacific sections during the container ship Cap Blanche ship-of-opportunity (SOOP) cruises in the Pacific Ocean from 2018-01-12 to 2018-09-04. Cruise names and EXPOCODEs: CB2018_01 (AG5W20180112), CB2018_03 (AG5W20180309), CB2018_05 (AG5W20180502), CB2018_07 (AG5W20180630), CB2018_09 (AG5W20180827). Since 1992, underway CO2 observations have been made between New Zealand and the U.S. West Coast. In 2010, ISFET-based pH measurements (total scale) were added to this equatorial Pacific SOOP-based time-series. All pH data, when available, are reported on the total scale and at SST. This effort was conducted with the support of NOAA's Ocean Observing and Monitoring Division in the Climate Program Office (CPO) and NOAA's Ocean Acidification Program (OAP).

This dataset contains data from underway fCO2 (seawater and atmospheric), ISFET-based pH (total scale), temperature, and salinity measurements collected on 4 trans-Pacific cruises in 2016 as part of a ship-of-opportunity time-series. Cruise names and expocodes: CB2016_03 (AG5W20160313), CB2016_05 (AG5W20160507), CB2016_08 (AG5W20160829), CB2016_10 (AG5W20161019). Since 1992, underway CO2 observations have been made between New Zealand and the U.S. West Coast. In 2010, ISFET-based pH measurements (total scale) were added to this equatorial Pacific SOOP-based time-series. All pH data, when available, are reported on the total scale and at SST. This effort was conducted with the support of NOAA's Ocean Observing and Monitoring Division in the Climate Program Office (CPO) and NOAA's Ocean Acidification Program (OAP).

This dataset contains data from underway fCO2 (seawater and atmospheric), water temperature, and salinity measurements collected on 5 equatorial Pacific cruises from 2002-03-06 to 2002-10-26 as part of a ship-of-opportunity time-series. Cruise names and EXPOCODEs: KA2002_01 (33KM20020306), KA2002_02 (33KM20020409),KA2002_03 (33KM20020530), KA2002_05 (33KM20020824), KA2002_07 (33KM20021004). Since 1982, NOAA's Pacific Marine Environmental Laboratory has made underway CO2 observations in the equatorial Pacific as a companion project to the Global Tropical Moored Buoy Array. This effort was conducted with the support of NOAA's Global Ocean Monitoring and Observing Program.

This dataset contains data from underway fCO2 (seawater and atmospheric), water temperature, and salinity measurements collected on 2 equatorial Pacific cruises from 2001-01-18 to 2001-04-16 as part of a ship-of-opportunity time-series. Cruise names and EXPOCODEs: KA2001_01 (33KM20010118), KA2001_02 (33KM20010329). Since 1982, NOAA's Pacific Marine Environmental Laboratory has made underway CO2 observations in the equatorial Pacific as a companion project to the Global Tropical Moored Buoy Array. This effort was conducted with the support of NOAA's Global Ocean Monitoring and Observing Program.

This dataset contains data from underway fCO2 (seawater and atmospheric), temperature, and salinity measurements collected on 7 equatorial Pacific cruises from 2008-02-02 to 2008-11-16 as part of a ship-of-opportunity time-series. Cruise names and expocodes: KA2008_01 (33KM20080202), KA2008_02 (33KM20080312), KA2008_03 (33KM20080430), KA2008_04 (33KM20080607), KA2008_05 (33KM20080806), KA2008_06 (33KM20080906), KA2008_07 (33KM20081017). Since 1982, NOAA's Pacific Marine Environmental Laboratory has made underway CO2 observations in the equatorial Pacific as a companion project to the Global Tropical Moored Buoy Array. This effort was conducted with the support of NOAA's Global Ocean Monitoring and Observing Program.

This dataset consists of surface underway ocean measurements of fugacity of carbon dioxide (fCO2), salinity, and sea surface temperature collected during R/V Roger Revelle cruises in the Pacific Ocean from 2022-05-01 to 2023-01-24. These measurements were collected with support from NOAA's Climate Program Office (CPO).

This dataset contains data from underway fCO2 (seawater and atmospheric), water temperature, and salinity measurements collected on 3 equatorial Pacific cruises from 1999-01-30 to 1999-07-26 as part of a ship-of-opportunity time-series. Cruise names and EXPOCODEs: KA1999_01 (33KM19990130), KA1999_02 (33KM19990506),KA1999_03 (33KM19990708). Since 1982, NOAA's Pacific Marine Environmental Laboratory has made underway CO2 observations in the equatorial Pacific as a companion project to the Global Tropical Moored Buoy Array. This effort was conducted with the support of NOAA's Global Ocean Monitoring and Observing Program.

This dataset contains data from underway fCO2 (seawater and atmospheric), water temperature, and salinity measurements collected on 5 equatorial Pacific cruises from 1996-06-20 to 1996-12-17 as part of a ship-of-opportunity time-series. Cruise names and EXPOCODEs: KA1996_03 (33KM19960620), KA1996_04 (33KM19960720),KA1996_05 (33KM19960827), KA1996_06 (33KM19960930), KA1996_07 (33KM19961111). Since 1982, NOAA's Pacific Marine Environmental Laboratory has made underway CO2 observations in the equatorial Pacific as a companion project to the Global Tropical Moored Buoy Array. This effort was conducted with the support of NOAA's Global Ocean Monitoring and Observing Program.