Research Paper GEOSPHERE Inundation, flow dynamics, and damage in the 9 January 2018 Montecito debris-flow event, California, USA: Opportunities and GEOSPHERE, v. 15, no. 4 challenges for post-wildfire risk assessment https://doi.org/10.1130/GES02048.1 J.W. Kean1, D.M. Staley1, J.T. Lancaster2, F.K. Rengers1, B.J. Swanson3, J.A. Coe1, J.L. Hernandez3, A.J. Sigman1, K.E. Allstadt1, and D.N. Lindsay4 1U.S. Geological Survey, P.O. Box 25046, MS 966, Denver, Colorado 80225, USA 13 figures; 7 tables; 1 set of supplemental files 2California Geological Survey, 801 K Street, MS 12-32, Sacramento, California 95630, USA 3California Geological Survey, 320 West 4th Street, Suite 850, Los Angeles, California 90013, USA 4 CORRESPONDENCE:
[email protected] California Geological Survey, 6105 Airport Road, Redding, California 96002, USA CITATION: Kean, J.W., Staley, D.M., Lancaster, J.T., Rengers, F.K., Swanson, B.J., Coe, J.A., Hernandez, ■ ABSTRACT primarily with residential construction (Fig. 1), killing 23 people, injuring at J.L., Sigman, A.J., Allstadt, K.E., and Lindsay, D.N., least 167 others, and damaging 408 homes. Given projected increases in 2019, Inundation, flow dynamics, and damage in the Shortly before the beginning of the 2017–2018 winter rainy season, one wildfire size and severity (Westerling et al., 2006), precipitation intensity and 9 January 2018 Montecito debris-flow event, California, USA: Opportunities and challenges for post-wildfire of the largest fires in California (USA) history (Thomas fire) substantially variability (Giorgi et al., 2011; Donat et al., 2016; Swain et al., 2018), and devel- risk assessment: Geosphere, v.