Dissolved inorganic carbon, total alkalinity, pH, and other hydrographic and chemical data collected from profile, discrete time series observations during the R/V Gulf Challenger cruise (EXPOCODE 33GC20210114) near the UNH/PMEL CO2 Buoy, located off the coast of New Hampshire, U.S. in the Gulf of Maine from 2021-01-14 to 2021-12-15 (NCEI Accession 0263870)

This dataset contains the discrete, profile h data collected near the UNH/PMEL CO2 Buoy, located off the coast of New Hampshire in 2ydrographic and chemical data collected during the R/V Gulf Challenger cruise (EXPOCODE 33GC20210114) near the UNH/PMEL CO2 Buoy, located off the coast of New Hampshire, U.S. in the Gulf of Maine from 2021-01-14 to 2021-12-15. Additionally, an underway pCO2 measurement system was operated on these cruises, and surface underway pCO2 data are included in this archival package.