Table 2 Result of trend tests at various sites for annual maximum discharge

From: Trend analysis of hydrological parameters of Ganga River

Gauging sites Annual maximum discharge
M-K ITA
Zs Sen’s slope First half mean (\( \overline{Y_1}\Big) \) Second half mean (\( \overline{Y_2}\Big) \) Standard deviation (σ) Trend slope (s) Critical slope (Scr)
Garhmukteshwar − 2.40 45.99 4885.11 3982.02 1882.19 − 39.26 8.70
Kachlabridge 1.13 23.80 5823.42 5255.55 2035.86 − 27.09 8.42
Fatehgarh − 2.90 62.29 4619.31 4001.76 2149.99 − 29.41 10.85
Ankinghat 1.76 63.48 7185.97 5568.13 2793.11 − 77.04 12.19
Kanpur − 2.95 74.08 7681.23 6726.19 3281.95 − 39.79 17.49
Bhitaura − 1.97 73.08 6896.84 6259.51 4201.39 − 30.33 22.37
Shahzadpur − 5.23 133.54 8616.78 4157.99 3675.75 − 185.78 11.99
Allahabad − 4.53 700.38 35,531.12 21,127.23 14,052.62 − 685.85 46.98
Mirzapur − 3.63 601.54 33,788.85 22,054.23 13,564.81 − 617.62 65.81
Varanasi − 2.45 227.28 31,319.52 23,689.52 9972.47 − 317.92 22.47
Buxar − 2.74 177.78 30,804.48 24,932.23 8868.33 − 244.67 37.47
Gandhighat 0.38 73.42 45,353.36 47,114.63 15,111.32 73.39 34.18
Hathidah 1.72 194.29 52,683.02 47,281.23 11,202.40 − 225.05 21.64
Azamabad 0.33 37.39 55,362.36 49,762.1 14,177.79 − 233.23 52.45
Farakka − 3.55 465.0 57,852.45 46,904.25 13,125.06 − 457.23 73.37
  1. Italicized values represent significant trend at 5% significance level