Data and metadata for the article "Abrupt shifts in the concentration, composition, and reactivity of dissolved organic carbon along boreal land-water continua" [Quebec, Canada]

[English] A summary of the data used in the article "Abrupt shifts in the concentration, composition, and reactivity of dissolved organic carbon along boreal land-water continua", by Chokhachi-Baradaran et al. This study aims to undertand the composition and reactivity of dissolved organic carbon during its journey from land to water across 16 watershed continue in two boreal regions of Quebec, Canada.