Table 2.

Trend analysis results for discharge at stations along the Mekong River (2000–2024)

TypeTrendp-valueβSignificantτDuration
Luang Prabang
AnnualIncreasing0.011206.6Yes0.3672000–2024
Dry seasonIncreasing0.002110.0Yes0.4532000–2024
Flood seasonNo trend0.118287.8No0.2272000–2024
Pakse
AnnualDecreasing0.007−152.9Yes−0.3872000–2024
Dry seasonIncreasing0.03836.8Yes0.3002000–2024
Flood seasonDecreasing0.003−351.3Yes−0.4272000–2024
Mukdahan
AnnualDecreasing0.038−107.6Yes−0.3002000–2024
Dry seasonIncreasing<0.001393.4Yes0.5472000–2024
Flood seasonDecreasing<0.001−645.7Yes−0.6472000–2024
Kratie
AnnualDecreasing0.034−137.5Yes−0.3072000–2024
Dry seasonNo trend0.07234.1No0.2602000–2024
Flood seasonDecreasing0.012−299.4Yes−0.3602000–2024
Tan Chau
AnnualNo trend0.69121.6No0.0602000–2024
Dry seasonNo trend0.44121.9No0.1132000–2024
Flood seasonNo trend0.944−15.4No−0.0132000–2024
Note(s):

β: Sen’s slope

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