Thursday 21 November 2024




Rainfall thresholds in USA, sorted by Zone

NationZoneThreshold typeLandslide codeEquationRangeNotesReferenceImage
USAAlamanda CountyRAR > 180 mmn.a.n.a.Nilsen TH, Taylor FA, Brabb EE (1976) Recent landslides in Alamanda County, California (1940-71). US Geological Survey Bul 1398Graphic
USABlue RidgeIDDI = 116.48×D-0.632 < D < 16n.a.Wieczorek GF, Morgan BA, Campbell RH (2000) Debris flow hazards in the Blue Ridge of Central Virginia. Environ Eng Geosci 6: 3–23Graphic
USABlue RidgeIMAPDDIMAP = 0.09×D-0.632 < D < 16n.a.Wieczorek GF, Morgan BA, Campbell RH (2000) Debris flow hazards in the Blue Ridge of Central Virginia. Environ Eng Geosci 6: 3–23Graphic
USACentral Santa Cruz MountainsIDDI = 1.7+9×D-1.001 < D < 6.5n.a.Wieczorek GF (1987) Effect of rainfall intensity and duration on debris flows in central Santa Cruz Mountains. In: Debris flow/avalanches: process, recognition, and mitigation (Costa JE, Wieczorek GF, eds). Geological Society of America, Reviews in Engineering Geology, 7: 93–104Graphic
USAChalk Cliffs, ColoradoIDDI = 6.61×D-0.770 < D < 2.6n.a.Coe A, Kinner DA, Godt JW (In Press) Initiation conditions for runoff-generated debris flows at Chalk Cliffs, Central Colorado, USAGraphic
USAContra Costa CountyEShE > 177.8 mmn.a.Abundant landslidesNilsen TH, Turner BL (1975) Influence of rainfall and ancient landslide deposits on recent landslides (1950-1971) in urban areas of Contra Costa County, California. US Geological Survey Bul 1388Graphic
USAKaluanui, HonoluluEDDE = 53.34 + 17.78×D3 < D ≤ 6For abundant landslidesWilson RC, Torikai JD, Ellen SD (1992) Development of rainfall thresholds for debris flows in the Honolulu District, Oahu. US Geological Survey Open-File Report 92-521, 45 ppGraphic
USAKaluanui, HonoluluEDDE = 13.84 + 12.83×D1 ≤ D ≤ 3Safety thresholdWilson RC, Torikai JD, Ellen SD (1992) Development of rainfall thresholds for debris flows in the Honolulu District, Oahu. US Geological Survey Open-File Report 92-521, 45 ppGraphic
USAKaluanui, HonoluluEDDE = 15.75 + 12.19×D3 < D ≤ 6Safety thresholdWilson RC, Torikai JD, Ellen SD (1992) Development of rainfall thresholds for debris flows in the Honolulu District, Oahu. US Geological Survey Open-File Report 92-521, 45 ppGraphic
USAKaluanui, HonoluluEDDE = 8.76 + 32.64×D1 ≤ D ≤ 3For abundant landslidesWilson RC, Torikai JD, Ellen SD (1992) Development of rainfall thresholds for debris flows in the Honolulu District, Oahu. US Geological Survey Open-File Report 92-521, 45 ppGraphic
USALos Angeles AreaRAR > 235 mmn.a.n.a.Campbell RH (1975) Soil slips, debris flows, and rainstorms in the Santa Monica Mountains and vicinity, southern California. In: US Geological Survey Professional Paper 851. Washington DC: U.S. Government Printing Office, 51 ppGraphic
USAMettman RidgeIDAI = 9.9×D-0.521 < D < 170n.a.Montgomery DR, Schmidt KM, Greenberg HM, Dietrich WE (2000) Forest clearing and regional landsliding. Geology 28(4): 311-314Graphic
USAn.a.IDDI = 35.23 ×D-0.543 < D < 12n.a.Jibson RW (1989) Debris flow in southern Porto Rico. Geological Society of America, Special Paper 236, 29–55Graphic
USAn.a.IDDI = 26.51 ×D-0.190.5 < D < 12n.a.Jibson RW (1989) Debris flow in southern Porto Rico. Geological Society of America, Special Paper 236, 29–55Graphic
USAn.a.IEDI = 31.99 - 0.10×E0 < E < 315n.a.Jibson RW (1989) Debris flow in southern Porto Rico. Geological Society of America, Special Paper 236, 29–55Graphic
USAn.a.IMAPDDIMAP = 0.03×D-0.210.5 < D < 8n.a.Jibson RW (1989) Debris flow in southern Porto Rico. Geological Society of America, Special Paper 236, 29–55Graphic
USAn.a.IMAPDDIMAP = 0.03×D-0.331 < D < 12n.a.Jibson RW (1989) Debris flow in southern Porto Rico. Geological Society of America, Special Paper 236, 29–55Graphic
USANuuanu, HonoluluEDDE = 12.45 + 27.18×D1 ≤ D ≤ 3For abundant landslidesWilson RC, Torikai JD, Ellen SD (1992) Development of rainfall thresholds for debris flows in the Honolulu District, Oahu. US Geological Survey Open-File Report 92-521, 45 ppGraphic
USANuuanu, HonoluluEDDE = 48.26 + 15.24×D3 < D ≤ 6For abundant landslidesWilson RC, Torikai JD, Ellen SD (1992) Development of rainfall thresholds for debris flows in the Honolulu District, Oahu. US Geological Survey Open-File Report 92-521, 45 ppGraphic
USANuuanu, HonoluluEDDE = 13.08 + 2.16×D1 ≤ D ≤ 3Safety thresholdWilson RC, Torikai JD, Ellen SD (1992) Development of rainfall thresholds for debris flows in the Honolulu District, Oahu. US Geological Survey Open-File Report 92-521, 45 ppGraphic
USANuuanu, HonoluluEDDE = 9.91 + 3.22×D3 < D ≤ 6Safety thresholdWilson RC, Torikai JD, Ellen SD (1992) Development of rainfall thresholds for debris flows in the Honolulu District, Oahu. US Geological Survey Open-File Report 92-521, 45 ppGraphic
USASan Benito CountyEAE > 250 mmn.a.n.a.Oberste-lehn D (1976) Slope stability of the Lomerias Muertas area, San Benito County, California. PhD, Stanford University, CaliforniaGraphic
USASan Francisco Bay AreaEShE > 254 mmn.a.Greater propensity for landslidesMark and Newman cited in Cannon SH, Ellen SD (1985) Rainfall conditions for abundant debris avalanches, San Francisco Bay region, California. Calif Geol 38: 267–272Graphic
USASan Francisco Bay AreaIDDI = 6.9+38×D-1.002 < D < 24High MAPCannon SH, Ellen SD (1985) Rainfall conditions for abundant debris avalanches, San Francisco Bay region, California. Calif Geol 38: 267–272Graphic
USASan Francisco Bay AreaIDDI = 2.5+300×D-2.005.5 < D < 24Low MAPCannon SH, Ellen SD (1985) Rainfall conditions for abundant debris avalanches, San Francisco Bay region, California. Calif Geol 38: 267–272Graphic
USASan Francisco Bay AreaIMAPDDD = 46.1-3.6·103×IMAP + 7.4·104×IMAP21 < D < 24n.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, 35-42Graphic
USASeattle AreaIDSI = 82.73×D-1.1320 < D < 55n.a.Baum RL, Godt JW, Harp EL, McKenna JP (2005) Early warning of landslides for rail traffic between Seattle and Everett, Washington. In: Landslide Risk Management, Proceedings of the 2005 International Conference on Landslide Risk Management (Hungr O, Fell R, Couture R, Ebdrhardt E, eds). New York: A.A. Balkema, 731-740Graphic




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