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Table 5 Drought duration and magnitude at 12-month time scale for different weather stations of the GWB

From: Spatial and temporal appraisal of drought jeopardy over the Gangetic West Bengal, eastern India

Weather station Longest duration (≤ − 1.0 for consecutive months) Duration of most intense drought (≤ − 2.0 for consecutive months) DDA(M)
DDL(M) Year MD MID DDL(M) Year MD MID
Berhampore 24 Sept, 2000 to Aug, 2002 −32.18 −1.34 11 July, 1982 to May, 1983 − 27.87 −2.53 4.57
Krishnanagar 23 July, 1966 to May, 1968 −42.33 −1.84 8 Sept, 1982 to April, 1983 −18.09 −2.26 4.19
Chinsura 21 Sept, 1957 to May, 1959 −28.13 −1.34 7 Oct, 1935 to April, 1936 −15.53 −2.22 3.93
Uluberia 20 Oct, 1957 to May, 1959 26.05 1.30 8 Oct, 1935 to May, 1936 −19.97 −2.50 4.46
Alipore 21 Sept, 1957 to May, 1959 −28.28 −1.35 7 Oct, 1935 to April, 1936 −16.72 −2.39 3.98
Basirhat 23 Sept, 1957 to July, 1959 −37.63 −1.64 8 Oct, 1935 to May, 1936 −21.02 − 2.63 4.55
Purulia 25 Aug, 2000 to Aug, 2002 −46.23 −1.85 12 July, 1966 to June, 1967 −33.34 −2.78 5.17
Bankura 23 Sept, 2000 to July, 2002 −36.58 −1.59 12 July, 1966 to June, 1967 −31.59 −2.63 5.08
Sriniketan 23 Sept, 2000 to July, 2002 −34.06 −1.48 7 Aug, 1966 to Feb, 1967 −16.15 −2.31 5.15
Burdwan 23 Sept, 2000 to July, 2002 −31.73 −1.38 8 Aug, 1966 to Mar, 1967 −19.4 −2.43 4.55
Midnpore 20 Sept, 1957 to April, 1959 − 25.75 −1.29 8 Sept, 1935 to April, 1936 −20.55 −2.57 5.07
Sagar Island 20 Oct, 1957 to May, 1959 −24.52 −1.23 9 Sept, 1935 to May, 1936 −29.43 −3.27 4.17
GWB 21 Sept, 1957 to May, 1959 −28.76 −1.37 7 Sept, 1966 to Mar, 1967 −16.05 −2.29 4.18
  1. DD(M) Duration (Month), DDL(M) Observed Longest Duration (Month), DDI(M) Observed Most Intense Duration (Month), DDA(M) Average Duration (Month), MD Magnitude, MID Mean Intensity