Hydrology and Biogeochemistry of Alpine Basins

Principal Investigator: Dr. Roger C. Bales

Overview Recent Results Work in Progress Study Sites NASA EOS Project

Recent Publications

Snow water equivalent interpolation for the Colorado River Basin from snow telemetry (SNOTEL) data (Water Resources Research, in press 2003). Stream chemistry modeling of two watersheds in the Front Range, Colorado (Water Resources Research, 36:77-87, 2000) README DATA A framework for the study of seasonal snow hydrology and its interannual variability in the alpine regions of the Southwest (Journal of Geophysical Research, 104(D18):22,117-22,135, 1999) One dimensional snow water and energy balance model for vegetated surfaces (Journal of Geophysical Research, 104(D18):22,117-22,135, 1999) Comparative analyses of physically-based snowmelt models for climate simulations (Journal of Climate, 12:2643-2657, 1999) Simulation of snow mass and extent in general circulations models (Hydrological Processes, 13:2097-2113, 1999) Sensitivity analysis using mass flux and concentration (Hydrological Processes, 13:2233-2244, 1999) Estimating the spatial distribution of snow in mountain basins using remote sensing and energy balance modeling (Water Resources Research, 34:1275-1285, 1998) Scale effects in a distributed snow water equivalence and snowmelt model for mountain basins (Hydrological Processes, 12:1527-1536, 1998) Interannual, seasonal, and spatial patterns of meltwater and solute fluxes in a seasonal snowpack (Water Resources Research, 34(4):823-831, 1998) Modeling ionic solute transport in melting snow (Water Resources Research, 34:1727-1736, 1998) Importance of biogeochemical processes in modeling stream chemistry in two watersheds in the Sierra Nevada, California (Water Resources Research, 34:3121-3133, 1998) Variability of melt-water and solute fluxes from homogeneous melting snow at the laboratory scale (Hydrological Processes, 10(7):945-953, 1996) Development of a hydrochemical model for seasonally snow-covered alpine watersheds: application to Emerald Lake Watershed, Sierra Nevada, California (Water Resources Research, 32(4):1061-1074, 1996) Recent progress in snow hydrology (Reviews in Geophysics Supplement, July 1995, 1011-1020) Distributed snowmelt modeling (IAHS Special Pub. No. 228, 167-174, 1995)

Programs created and used by the group

Alpine Hydrochemical Model (AHM) -- Description Source code and examples

Links to other place of interest

UA Department of Hydrology and Water Resources Snow Hydrology Research Group -- (Jeff Dozier) ICESS/UCSB California Snow Page and California Water Resources Southland Ski Server EOS Physical Climatology & Hydrology

Project Team

Roger Bales, professor Ray Brice, computer programmer Steven Fassnacht Noah Molotch

Alums

Brad Cadle, graduate student Don Cline, postdoc (in Boulder) Bob Harrington, graduate student Tom Meixner, Asst. Professor, UC Riverside Jeff Shaw, graduate student Chris Gutmann, graduate student Brad Wolaver, graduate student (currently in Chile) Ross Wolford, lives in Albuquerque Remigio Galarraga-Sanchez, returned to Quito in July 1995

Some other pictures of interest to snow hydrology

Bonzai avalanche test, near Mt. Bigelow, Tucson, March 2001 Bonzai avalanche test, near Mt. Bigelow, Tucson, March 2001 Bonzai avalanche test, near Mt. Bigelow, Tucson, March 2001 Noah Molotch and Sean Helfrich, Upper Rio Grande, April 2001 survey Steven Fassnacht, near Mt. Bigelow, Tucson, March 2001 Noah Molotch near Mt. Bigelow, Tucson, March 2001 Slumgullion, Upper Rio Grande, April 2001 survey Gnome Hill, Upper Rio Grande, April 2001 survey Willow Creek, Upper Rio Grande, April 2001 survey Laurel Mtn. Near Mammoth Lakes, CA The Mammoth Mtn. Research Site The Miniwatersheds in Sequoia National Park, CA Niwot Ridge near Boulder Colorado Nobu Ohte at work in the field The Sherman tree in Sequoia National Park Echaurren

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Last modified 6/26/01.