Table 3 Drought intensity at different time scale for GWB during 1901–2002
From: Spatial and temporal appraisal of drought jeopardy over the Gangetic West Bengal, eastern India
Lag time | Observed Peak Intensity (PID) During 1901–2002 | Mean Intensity (MID) | ||
|---|---|---|---|---|
SPI (D Scale) | Year | Month | ||
3-month | −3.72 (D3) | 1999 | April | −2.68 (gross avg. −0.81) |
12-month | −2.83 (D3) | 1939 | June | −1.68 (gross avg. −0.77) |
24-month | −2.62 (D3) | 1968 | January | −2.13 (gross avg. −0.81) |
48-month | −2.43 (D3) | 1968 | May | −1.49 (gross avg. −0.79) |