Education           

• Ph.D., University of California, Berkeley, Civil and Environmental Engineering, 1999
• M.S., University of California, Berkeley, Civil and Environmental Engineering, 1995
• B.S.E., University of Michigan, Civil and Environmental Engineering, 1994

Research Interests and Activities

• Fluid flow and contaminant transport in porous and fractured media
• Preferential flow mechanisms and flow instabilities
• Design and conduct laboratory experiments and field tests
• Surface-groundwater interactions

Publications

Su, G.W., J. T. Geller, K. Pruess, and F. Wen, Experimental studies of water seepage and intermittent flow in unsaturated, rough-walled fractures, Water Resour. Res., 35(4), 1019-1037, 1999, LBNL-42885.

Su, G.W., J.T. Geller, K. Pruess, and J.R. Hunt, Overview of preferential flow in unsaturated fractures, in Dynamics of Fluids in Fractured Rock, Geophysical Monograph 122, edited by B. Faybishenko et al., pp. 147-156, AGU, Washington, D.C., 2000, LBNL-50341.

Geller, J.T., H.Y. Holman, G. Su, K. Pruess, and J.C. Hunter-Cevera, Flow dynamics and potential for biodegradation of organic contaminants in fractured rock vadose zone, Journal of Contaminant Hydrology, 43, 63-90, 2000, LBNL/ALS-43110.

Su, G.W., J.T. Geller, K. Pruess, and J.R. Hunt, Solute transport along preferential flow paths in unsaturated fractures, Water Resour. Res, 37(10), 2481-2491, 2001, LBNL-49205.

Constantz, J., M.H. Cox, and G.W. Su, Comparison of heat and bromide as ground water tracers near streams, Ground Water, 41(5), 647-656, 2003, LBNL-52974.

Su, G.W., J.R. Nimmo, and M.I. Dragila, Effect of isolated fractures on accelerated flow in the unsaturated zone, Water Resources Research, 12(39), 1326, doi:10.1029/2002WR001691, 2003, LBNL-53788.

Su, G.W., J.T. Geller, J.R. Hunt, and K. Pruess, Small-scale features of gravity-driven flow in unsaturated rock fractures, Vadose Zone Journal, 3(2): 592-601, 2004, LBNL-50691.

Su, G.W., J. Jasperse, D. Seymour, and J. Constantz, Estimation of hydraulic conductivity in an alluvial system using temperatures, Ground Water, 42(6): 890-901, 2004, LBNL-53167.

Su, G.W., J.S.Y. Wang, and K. Zacny, In situ freeze-capturing of fracture water using cryogenic coring, Vadose Zone Journal, 3(4): 1479-1482, 2004, LBNL-54466.

Su, G.W., B.M. Freifeld, P.D. Jordan, C.M. Oldenburg, and P.F. Daley, Interpreting Velocities from Heat-Based Flow Sensors by Numerical Simulation, Ground Water, in press, LBNL-57084.

Grace Su
Scientist

Hydrogeology Department

Phone: 510-495-2338 
Fax: 510-486-5686
Email:   GWSu@lbl.gov

ESD Research Summary '03-'04:

• Estimates of Hydraulic Conductivities Along the Russian River Using Groundwater Temperature Profiles