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Nation | Zone | Threshold type | Landslide code | Equation | Range | Notes | Reference | Image |
| USA | San Francisco Bay Area | E | Sh | E > 254 mm | n.a. | Greater propensity for landslides | Mark and Newman cited in Cannon SH, Ellen SD (1985) Rainfall conditions for abundant debris avalanches, San Francisco Bay region, California. Calif Geol 38: 267–272 | Graphic |
| USA | San Francisco Bay Area | ID | D | I = 6.9+38×D-1.00 | 2 < D < 24 | High MAP | Cannon SH, Ellen SD (1985) Rainfall conditions for abundant debris avalanches, San Francisco Bay region, California. Calif Geol 38: 267–272 | Graphic |
| USA | San Francisco Bay Area | ID | D | I = 2.5+300×D-2.00 | 5.5 < D < 24 | Low MAP | Cannon SH, Ellen SD (1985) Rainfall conditions for abundant debris avalanches, San Francisco Bay region, California. Calif Geol 38: 267–272 | Graphic |
| USA | San Francisco Bay Area | IMAPD | D | D = 46.1-3.6·103×IMAP + 7.4·104×IMAP2 | 1 < D < 24 | n.a. | Cannon SH (1988) Regional rainfall-threshold conditions for abundant debris-flow activity. In: Landslides, Floods, and Marine Effects of the Etorm of January 3-5, 1982, in the San Francisco Bay Region, California (Ellen SD, Wieczorek GF, eds). US Geological Survey Professional Paper 1434, 35-42 | Graphic |
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