Table 3.
The scPDSI drought category classification.
| scPDSI value Class | Situation classification |
|---|---|
| −0.99 to 0.99 | Normal or wet spell |
| −1.99 to −1.00 | Mild drought |
| −2.99 to −2.00 | Moderate drought |
| −3.99 to −3.00 | Severe drought |
| Below −4.00 | Extreme drought |
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