HYDROTHERM publications

Publications based on ht_wdh (dynamic-permeability capability)

Coulon, C.A., Hsieh, P.A., White, R., Lowenstern, J.B., and Ingebritsen, S.E., 2017, Exploring the causes of distal volcano-tectonic (dVT) seismicity using hydrothermal modeling: Journal of Volcanology and Geothermal Research, v. 345, p. 98-108, doi:10.1016/j.jvolgeores.2017.07.011.

Publications based on HYDROTHERM Version 3

Fujimitsu, Y., Nishijima, J., Ehara, S., and Mogi, T., 2020, Transition of numerical models for the hydrothermal system of the Kuju Volcano, Japan: Proceedings World Geothermal Congress 2020, Reykjavik, Iceland, April 26-May 2, 2020, ….

Matsumoto, M., 2020, A single-phase reservoir simulation method based on a roughly distributed and highly permeable fracture network model with applications to production and reinjection problems: Geothermics, v. 84, doi:10.1016/j.geothermics.2019.101744.

Borović, S., Pola, M., Bačani, A., and Urumović, K., 2019, Constraining the recharge area of a hydrothermal system in fractured carbonates by numerical modelling: Geothermics, v. 82, p. 128-149, doi:10.1016/j.geothermics.2019.05.017.

Reynolds, H.I., Gudmundsson, M.T., Högnadóttir, T., and Axelsson, G., 2019, Changes in geothermal activity at Bárdarbunga, Iceland, following the 2014–2015 caldera collapse, investigated using geothermal system modeling: Journal of Geophysical Research, v. 124, p. 8187-8204, doi:10.1029/2018JB017290.

Raguenal, M., Driesner, T., and Bonneau, F., and 2019, Numerical modeling of the geothermal hydrology of the volcanic island of Basse-Terre, Guadeloupe: Geothermal Energy, v. 9, article 28, doi:10.1186/s40517‑019‑0144‑5.

Pashkevich, R.I., and Pavlov, K.A., 2019, Thermal power potential assessment of Avacha geothermal system: 3rd International Geothermal Conference GEOHEAT2019, IOP Conference Series, Earth and Environmental Science, v. 367, doi:10.1088/1755-1315/367/1/012016.

Pashkevich, R.I., and Mamaev, D.V., 2019, Thermo-hydrodynamic model of the Koshelev geothermal system, Kamchatka, Russia: 3rd International Geothermal Conference GEOHEAT2019, IOP Conference Series, Earth and Environmental Science, v. 367, doi:10.1088/1755-1315/367/1/012013.

Hsieh, P.A., and Ingebritsen, S.E., 2019, Groundwater inflow toward a preheated volcanic conduit: Application to the 2018 eruption at Kilauea volcano, Hawai’i: Journal of Geophysical Research, v. 124, p. 1448-1506, doi:10.1029/2018JB017133.

Vehling, F., Hasenclever, J., and Rupke, L., 2018, Implementation strategies for efficient control volume-based two-phase hydrothermal flow solutions: Transport in Porous Media, v. 121, p. 233-261, doi:10.1007/s11242-017-0957-2.

Townsend, M.R., 2018, Modeling thermal pressurization around shallow dikes using temperature-dependent hydraulic properties: Implications for deformation around intrusions: Journal of Geophysical Research, v. 123, doi:10.1002/2017JB014455.

Fujimitsu, Y., and Nishijima, J., 2018, Numerical model of Futsukaichi Hot Springs, a low-enthalpy geothermal system in Japan: Grand Renewable Energy 2018 Proceedings, June 17-22, Yokohama, Japan, O-Ge-1-3.

Reynolds, H.I., Gudmundsson, M.T., Hognadottir, T., Magnusson, E., and Palsson, F., 2017, Subglacial volcanic activity above a lateral dyke path during the 2014-2015 Bardarbunga-Holuhruan rifting episode, Iceland: Bulletin of Volcanology, v. 79, article 38, doi:10.1007/s00445-017-1122-z.

Randolph-Flagg, N., Breen, S., Hernandez, A., Manga, M., and Self, S., 2017, Evenly spaced columns in the Bishop Tuff (California, USA) as relicts of hydrothermal cooling: Geology, v. 45, p. 1015-1018.

Raguenal, M., Bonneau, F., and Driesner, T., 2017, Sensitivity analysis on the modeling of flows and heat transfers in the geothermal field of Basse-Terre, Guadeloupe: 79th EAGE Conference, Paris, France, June 12-15, doi:10.3997/2214-4609.201701124.

Pola, M., Fabbri, P., Piccinini, L., and Zampieri, D., 2015, Conceptual and numerical models of a tectonically-controlled geothermal system: A case study of the Euganean Geothermal System, northern Italy: Central European Geology, v. 58, p. 129-151.

Ingebritsen, S.E., Shelly, D.R., Hsieh, P.A., Clor, L.E., Seward, P.H., and Evans, W.C., 2015, Hydrothermal response to a volcano-tectonic earthquake swarm, Lassen, California: Geophysical Research Letters, v. 42, p. 9223-9230, doi:10.1002/2015GL065826.

Weis, P., Driesner, T., Coumou, D., and Geiger, S., 2014, Hydrothermal, multiphase convection of H2O‐NaCl fluids from ambient to magmatic temperatures: A new numerical scheme and benchmarks for code comparison: Geofluids, v. 14, p. 347-371.

Magnusdottir, M., 2014, Modeling the deep roots of geothermal systems: Proceedings of the 39th Workshop on Geothermal Reservoir Engineering, Stanford University, SGP-TR-202.

Brickowski, T., 2012, Enhanced heat transport via simmering phenomena in geothermal models: Proceedings TOUGH Symposium 2012, Lawrence Berkeley National Laboratory, 17-19 September, 2012.

Shigeno, H., 2010, An introductory Japanese guide to the USGS simulator, HYDROTHERM INTERACTIVE (v.3.1), for high-temperature hydrothermal systems: Chishitsu News (Geology News edited by Geological Survey of Japan), no. 673, p. 21-36. In Japanese with English title.

Pashkevich, R.I., and Taskin, V.V., 2009, Numerical simulation of exploitation of supercritical enhanced geothermal system: Proceedings of the 34th Workshop on Geothermal Reservoir Engineering, Stanford University, SGP-TR-187.

Pashkevich, R.I., and Taskin, V.V., 2009, Heat transfer in a geothermal system of Mutnovsky volcano: The influence of the form, discharge of magma chamber degassing and rock permeability: Proceedings of the 34th Workshop on Geothermal Reservoir Engineering, Stanford University, SGP-TR-187.

Sanford, W.E., 2005, A simulation of the hydrothermal response to the Chesapeake Bay bolide impact: Geofluids, v. 5, p. 185-201.

Hurwitz, S., Kipp, K.L., Ingebritsen, S.E., and Reid, M.E., 2003, Groundwater flow, heat transport, and water-table position within volcanic edifices: Implications for volcanic processes in the Cascade Range: Journal of Geophysical Research, v. 108, doi:10.1029/2003JB002565.

Publications based on HYDROTHERM Version 2

Hermanska, M., Stefansson, A., and Scott, S., 2019, Supercritical fluids around magmatic intrusions: IDDP-1 at Krafla, Iceland: Geothermics, v. 78, p. 101-110, doi:10.1016/j.geothermics.2018.11.002.

Christou, C., and Bach, W., 2018, Post impact hydrothermal activity. Thermodynamic simulations on the Chicxulub Crater and habitability assessment: European Planetary Science Congress, v. 12, EPSC2018-1175-1.

Sanchez-Alfaro, P., Reich, M., Arancibia, G., Pérez-Flores, P., Cembrano, J., Driesner, T., Lizama, M., Rowland, J., Morata, D., Heinrich, C.A. and Tardani, D., 2016, Physical, chemical and mineralogical evolution of the Tolhuaca geothermal system, southern Andes, Chile: Insights into the interplay between hydrothermal alteration and brittle deformation: Journal of Volcanology and Geothermal Research, v. 324, p. 88-104.

Magnusdottir, L., and Finsterle, S., 2015, An iTOUGH2 equation-of-state module for modeling supercritical conditions in geothermal reservoirs: Geothermics, v. 57, p. 8-17, doi:10.1016/j.geothermics.2015.05.003.

Stefansson, A., Keller, N.S., Robin, J.G., and Ono, S., 2015, Multiple sulfur isotope systematics of Icelandic geothermal fluids and the source and reactions of sulfur in volcanic geothermal systems at divergent plate boundaries: Geochimica et Cosmochimica Acta, v. 165, p. 307–323, doi:10.1016/j.gca.2015.05.045.

Fujimitsu, Y., Ito, Y., Nishijima, J., and Oka, D., 2015, Numerical modeling of hydrothermal systems around Kuju volcanic field – An attempt of numerical modeling for a broad geothermal system: Proceedings World Geothermal Congress 2015, Melbourne, Australia, 19-25 April 2015, https://pangea.stanford.edu/ERE/db/WGC/papers/WGC/2015/16091.pdf.

Dublyansky, Y.V., 2014, Evaluation of the US DOE's conceptual model of hydrothermal activity at Yucca Mountain, Nevada: Geoscientific Model Development, v. 7, p. 1583-1607.

Higuchi, S., Nishijima, J., and Fujimitsu, Y., 2013, Integration of geothermal exploration data and numerical simulation data using GIS in a hot spring area: Procedia Earth and Planetary Sciences, v. 6, p. 177-186.

Abramov, O., Kring, D.A., and Mojzsis, S.J., 2013, The impact environment of the Hadean Earth: Chemie der Erde – Geochemistry, v. 73, p. 227-248.

Zaher, M.A., Saibi, H., Nishijima, J., Fujimitsu, Y., Mesbah, H., and Ehara, S., 2012, Exploration and assessment of the geothermal resources in the Hamman Faraun hot spring, Sinai Peninsula, Egypt: Journal of Asian Earth Sciences, v. 45, p. 256-267.

Zaher, M.A., Saibi, H., El Nouby, M., Ghamry, E., and Ehara, S., 2011, A preliminary regional geothermal assessment of the Gulf of Suez, Egypt: Journal of African Earth Sciences, v. 60, p. 117-132.

Zaher, M.A., Nishijima, J., Fujimitsu, J., and Ehara, S., 2011, Assessment of low-temperature geothermal resource in Hamman Faraun Hot Spring, Sinai Peninsula, Egypt: Proceedings of the 36th Workshop on Geothermal Reservoir Engineering, Stanford University, SGP-TR-191.

Setyawan, A., Ehara, S., Fujimitsu, Y., and Nishijima, J., 2010, An estimate of the resources potential of Ungaran geothermal prospect for Indonesia power generation: Proceedings World Geothermal Congress 2010, Bali, Indonesia, 25-29 April, 2010.

Okubo, A., and Kanda, W., 2010, Numerical simulation of piezomagnetic changes associated with hydrothermal pressurization: Geophysical Journal International, v. 181, p. 1343-1361.

Fujimitsu, Y., Oka, D., and Ehara, S., 2010, Numerical simulation for development process of a non-volcanic hydrothermal system caused by a permeable fracture zone: Proceedings World Geothermal Congress 2010, Bali, Indonesia, 25-29 April, 2010.

Vernilovskaya, A.E., Vernikovsky, V.A., Matushkin, N. Yu., Polyansky, O.P., and Travin, A.V., 2009, Thermochronological models for the evolution of A-type leucogranites in the Neoproterozoic collisional orogen of the Yenisei Ridge: Russian Geology and Geophysics, v. 50, p. 438-452.

Setyawan, A., Ehara, S., Fujimitsu, Y., and Saibi, H., 2009, Assessment of geothermal potential at Ungaran volcano, Indonesia, deduced from numerical analysis: Proceedings of the 34th Workshop on Geothermal Reservoir Engineering, Stanford University, SGP-TR-187.

Rojstaczer, S.A., Ingebritsen, S.E., and Hayba, D.O., 2008, Permeability of continental crust influenced by internal and external forcing: Geofluids, v. 8, p. 128-139.

Fujimitsu, Y., Ehara, S., Oki, R., and Kanou, R., 2008, Numerical model of the hydrothermal system beneath Unzen volcano. Japan: Journal of Volcanology and Geothermal Research, v. 175, p. 35-44.

Berger, A., Burri, T., Alt-Epping, P., and Engi, M., 2008, Tectonically controlled fluid flow and water-assisted melting in the middle crust: An example from the central Alps: Lithos, v. 102, p. 598-615.

Saibi, H., 2007, Numerical modeling based on gravity and hydro-geochemistry data, a case study of Obama geothermal field, southwestern Japan: PhD thesis, Kyushu University.

Okubo, A., Kanda, W., and Ishihara, K., 2007, Numerical simulation of volcanomagnetic effects due to hydrothermal activity (2): Annuals of Disaster Prevention Research Institute, Kyoto University, No. 50C, p. 157-164.

Ogawa, Y., and Manga, M., 2007, Thermal demagnetization of Martian upper crust by magma intrusion: Geophysical Research Letters, v. 34, L16302, doi:10.1029/2007GL030565.

Harmako, Y., Fujimitsu, Y., and Ehara, S., 2007, Shallow ground temperature anomaly and thermal structure of Merapi volcano, central Java, Indonesia: Journal of the Geothermal Resources Society of Japan, v. 29, p. 25-37.

Dublyansky, Y., and Polyansky, O., 2007, Search for the cause-effect relationship between Miocene silicic volcanism and hydrothermal activity in the unsaturated zone of Yucca Mountain, Nevada: Numerical modeling approach: Journal of Geophysical Research – Solid Earth, v. 112, no. B9, doi: 10.1029/2006JB004597

Driesner, T., and Geiger, S., 2007, Numerical simulation of multiphase fluid flow in hydrothermal systems: Reviews in Mineralogy & Geochemistry, v. 65, p. 187-212.

Bylina, P., 2007, Low-grade metamorphism of Permian mafic rocks from the Gorzów Wielkopolski block (fore Sudetic monocline, NW Poland): Age and mechanism: Mineralogia, v. 37(1), p. 3-49, doi:10.2478/v10002-007-0004-y.

Ague, J.J., 2007, Models of permeability contrasts in subduction zone mélange: Implications for gradients in fluid fluxes, Syros and Tinos Islands, Greece: Chemical Geology, v. 239, p. 217-227. (Used HYDROTHERM EOS only)

Abramov, O., and Kring, D.A., 2007, Numerical modeling of impact-induced hydrothermal activity at the Chicxulub crater: Meteocritics & Planetary Science, v. 42, p. 93-122.

Saibi, H., J Nishijima, J., and Ehara,S., 2006, Three-dimensional gravity analysis with the effects of causes of gravity change – First phase of the development of gravity post-processor for the computer model HYDROTHERM: Geothermal and Volcanological Research Report of Kyushu University, no.15, p. 58-78.

Saibi, H., Ehara, S., Fujimitsu, Y., Nishijima, J., and Fukuoka, K., 2006, Hydrothermal numerical simulation model of Obama geothermal field: Geothermal and Volcanological Research Report of Kyushu University, no.15, p. 49-57.

Polyansky, O.P., and Reverdetto, V.V., 2006, Contact metamorphism and metasomatism near the Talnakh intrusion: Fluid convection and heat transfer modeling on the basis of the finite-difference method: Doklady Earth Sciences, v. 411a, p. 1480-1484.

Okubo, A., Kanda, W., and Ishihara, K., 2006, Numerical simulation of volcanomagnetic effects due to hydrothermal activity: Annuals of Disaster Prevention Research Institute, Kyoto University, No. 49C, p. 211-217.

Kubota, K., Nishijima, J., Fujimitsu, Y., and Ehara, S., 2006, Geothermal fluid flow derived from microseismic observation - A case study of Kuju volcanic field, central Kyushu, Japan: Butsuri-Tansa (Geophysical Exploration), v. 59, p.181-192 (in Japanese with English abstract).

Fujimitsu, Y., Ehara, S., and Oki, R., 2006, Geothermal fluid flow model in Shimabara peninsula: Journal of the Geothermal Resources Society of Japan, v. 28, p.373-382 (in Japanese with English abstract).

Geiger, S., Driesner, T., Heinrich, C., and Matthai, S., 2006, Multiphase thermohaline convection in the Earth's crust: II. Benchmarking and application of a finite element-finite volume solution technique with a NaCl-H2O equation of state: Transport in Porous Media, v. 63, p. 435-461.

Bylina, P., 2006, Low-grade metamorphism of Permian mafic rocks from the Gorzow Wielkopolski block (fore sudetic monocline, NW Poland): Age and mechanism: Mineralogia Polonica, v. 37, p. 3-49.

Udi, H., Ehara, S., and Fujimitsu, Y., 2005, The hydrothermal study of Merapi volcano, central Java, Indonesia: Proceedings of 3rd International Workshop on Earth Science and Technology, Kyushu University, p. 251-258.

Ogawa, Y., and Manga, M., 2005, Generation of meltwater by dike intrusion on Mars: Eos Transactions American Geophysical Union, v. 86, Fall Meeting Supplement, Abstract P23B-0193.

Hogeweg, N., Keith, T.E.C., Colvard, E.M., and Ingebritsen, S.E., 2005, Ongoing hydrothermal heat loss from the Valley of 10,000 Smokes, Alaska: Journal of Volcanology and Geothermal Research, v. 143, p. 279-291.

Fujimitsu, Y., Kanou, R., Nishijima, J., and Ehara, S., 2005, Hydrothermal system after the 1990-95 eruption near the lava dome of Unzen volcano, Japan: Proceedings of the World Geothermal Congress 2005, Antalya, Turkey, CD-ROM.

Abramov, O., and Kring, D.A., 2005, Impact-induced hydrothermal activity on early Mars: Journal of Geophysical Research, v. 110, doi:10.1029/2005JE002453.

Reid, M.E., 2004, Massive collapse of volcano edifices triggered by hydrothermal pressurization: Geology, v. 32, p. 373-376.

Jupp, T.E., and Schultz, A., 2004, Physical balances in subseafloor hydrothermal systems: Journal of Geophysical Research, v. 109, doi:/2003JB002697. (Used HYDROTHERM EOS only)

Jupp, T.E., and Schultz, A., 2004, A poroelastic model for the tidal modulation of seafloor hydrothermal systems: Journal of Geophysical Research, v. 109, doi:/2003JB002583. (Used HYDROTHERM EOS only)

Grimm, R.E., 2004, Lithospheric dynamics of Mars: Water, flow and failure: NASA Planetary Geology and Geophysics Program NAG5949 Final Report, 128 p.

Fujimitsu, Y., Ohki, R., and Ehara, S., 2004, Temperature estimation around the conduit of the 1990-95 eruption at Unzen volcano by numerical simulation: Proceedings of 26th New Zealand Geothermal Workshop, p.100-103.

Abramov, O., and Kring, D.A., 2004, Numerical modeling of an impact-induced hydrothermal system at the Sudbury crater: Journal of Geophysical Research, v. 109, doi:10.1029/2003JE002213.

Abramov, O., and Kring, D.A., 2004, Impact-induced hydrothermal system at the Sudbury Crater: Duration, temperatures, mechanics, and biological implications: Abstracts of Papers Submitted to the Lunar and Planetary Science Conference, v. 35, abstr. no. 1697.

Polyansky, O.P., Reverdatto, V.V., Khomenko, A.V., and Kuznetsova, E.N., 2003, Modeling of fluid flow and heat transfer induced by basaltic near-surface magmatism in the Lena-Tunguska petroleum basin (Eastern Siberia, Russia): Journal of Geochemical Exploration, v. 78-79, p. 687-692.

Hurwitz, S., and Ingebritsen, S.E., 2003, Good news or bad?: New study of temperature inversions in NSF deep geothermal well at Kilauea volcano: Geothermal Resources Council Bulletin, v. 32, p. 111-115.

Fujimitsu, Y., and Kanou, R., 2003, Numerical modelling of the hydrothermal system in Unzen volcano, Japan: Proceedings of 25th New Zealand Geothermal Workshop, p. 173-178.

Fujimitsu, Y., Ehara, S., Nishijima, J., Kanou, R., Hirao, T., and Kawagashira, K., 2003, Hydrothermal system in the body of Unzen volcano after the 1990-1994 eruption: IUGG 2003 Abstract, abstr. no. V10/01P/A01-005.

Abramov, O., and Kring, D.A., 2003, Finite-difference modeling of impact-induced hydrothermal systems: Abstracts of Papers Submitted to the Lunar and Planetary Science Conference, v. 34, abstr. no. 1846.

Rathbun, J.A., and Squyres, S.W., 2002, Hydrothermal systems associated with Martian impact craters: Icarus, v. 157, p. 362-372.

Polyansky, O.P., Reverdatto, V.V., and Sverdlova, V.G., 2002, Convection of two-phase fluid in a layered porous medium driven by the heat of magmatic dikes and sills: Geochemisty International, v. 40, Suppl. 1, S69-S81.

Hurwitz, S., Ingebritsen, S.E., and Sorey, M.L., 2002, Episodic thermal perturbations associated with groundwater flow: An example from Kilauea Volcano, Hawaii: Journal of Geophysical Research, v. 107, doi:10.1029/2001JB001654.

Harrison, K.P., and Grimm, R.E., 2002, Controls on Martian hydrothermal systems: Application to valley network and magnetic anomaly formation: Journal of Geophysical Research, v. 107, doi:10.1029/2001JE001616.

Fujimitsu, Y., Ehara, S., Nishijima, J., Kanou, R., and Hirao, T., 2002, Study of hydrothermal system development, Unzen volcano, Japan: A topic in Phase I of the Unzen Scientific Drilling Project: Proceedings of the 24th New Zealand Geothermal Workshop, p. 283-287.

Gulick, V.C., 2001, Some ground water considerations regarding the formation of small Martian gullies: Abstracts of Papers Submitted to the Lunar and Planetary Science Conference, v. 32, abstr. no. 2193.

Smith, T., and McKibbin, R., 2000, An investigation of boiling processes in hydrothermal eruptions: Proceedings of the World Geothermal Congress 2000, Kyushu-Tohoku, Japan, May 28-June 10, p. 699-703.

Rathbun, J.A., and Squyres, S.W., 2000, Interaction of groundwater with impacts on Mars: Possible hydrothermal systems: Abstracts of Papers Submitted to the Lunar and Planetary Science Conference, v. 31, abstr. no. 1111.

Rathbun, J.A., 2000, Three studies of planetary processes involving heat transport; I, Formation of Beta Regio, Venus; II, Ice diapirism on Europa; III, Hydrothermal systems in Martian impact craters: PhD thesis, Cornell University.

Jupp, T., and Schultz, A., 2000, A thermodynamic explanation for black smoker temperatures: Nature, v. 403, p. 880-883.

Hayba, T.E., 2000, Fluid flow processes at mid-ocean ridge hydrothermal systems: PhD thesis, Cambridge University.

Manning, C.E., and Ingebritsen, S.E., 1999, Permeability of the continental crust: The implications of geothermal data and metamorphic systems: Reviews of Geophysics, v. 37, p. 127-150.

Publications based on HYDROTHERM Version 1

Hayba, D.O., and Ingebritsen, S.E., 1997, Multiphase groundwater flow near cooling plutons: Journal of Geophysical Research, v. 102, p. 12,235-12,252.

Rowan, E.L., and Goldhaber, M.B., 1996, Fluid inclusions and biomarkers in the upper Mississippi Valley Zn-Pb district: Implications for the fluid flow and thermal history of the Illinois basin: U.S. Geological Survey Bulletin 2094-F, p. F1-F34.

Ingebritsen, S.E., and Rojstaczer, S.A., 1996, Geyser periodicity and the response of geysers to deformation: Journal of Geophysical Research, v. 101, p. 21,891-21,905.

Rowan, E.L., and Goldhaber, M.B., 1995, Duration of mineralization and fluid-flow history of the upper Mississippi Valley lead-zinc district: Geology, v. 23, p. 609-612.

Christenson, B.W., and Hayba, D.O., 1995, Hydrothermal eruptions in ore-forming reservoirs: Analogues and models in Mauk, J.L., and St. George, J.D., eds., Proceedings of the PACRIM Congress 1995, Auckland, New Zealand: Carlton, Vic Publication Series, p. 119-124.

Ingebritsen, S.E., and Hayba, D.O., 1994, Fluid flow and heat transport near the critical point of H20: Geophysical Research Letters, v. 21, p. 2,199-2,203.

Hayba, D.O., and Ingebritsen, S.E., 1994, The computer model HYDROTHERM, a three-dimensional finite-difference model to simulate ground-water flow and heat transport in the temperature range of 0 to 1,200oC: U.S. Geological Survey Water-Resources Investigations Report 94-4045, 85 p.

Hayba, D.O., and Ingebritsen, S.E., 1994, Flow near the critical point: Examination of some pressure-enthalpy paths: Proceedings of the Nineteenth Workshop on Geothermal Reservoir Engineering, Stanford University, p. 83-89.

Ingebritsen, S.E., and Rojstaczer, S.A., 1993, Controls on geyser periodicity: Science, v. 262, p. 889-892.

Hayba, D.O., 1993, Numerical hydrologic modeling of the Creede epithermal ore-forming system, Colorado: PhD thesis, University of Illinois at Urbana-Champaign.

Publications based on HYDROTHERM Version 0

Scholl, M.A., Ingebritsen, S.E., and Essaid, H.I., 1993, Comment on "Consequences of phase separation on the distribution of hydrothermal fluids at ASHES vent field, Axial Volcano, Juan de Fuca Ridge" by Christopher G. Fox: Journal of Geophysical Research, v. 98, p. 1,813-1,815.

Ingebritsen, S.E., and Sorey, M.L., 1988, Vapor-dominated zones within hydrothermal systems: Evolution and natural state: Journal of Geophysical Research, v. 93, p. 13,635-13,655.

Ingebritsen, S.E., 1987, Vapor-dominated zones within hydrothermal convection systems: Proceedings of the Twelfth Workshop on Geothermal Reservoir Engineering, Stanford University, p. 291-296.

Ingebritsen, S.E., 1986, Vapor-dominated zones within hydrothermal convection systems: Evolution and natural state: PhD thesis, Stanford University.

Ingebritsen, S.E., 1986, The evolution and natural state of large-scale vapor-dominated zones: Proceedings of the Eleventh Workshop on Geothermal Reservoir Engineering, Stanford University, p. 117-126.

Ingebritsen, S.E., and Sorey, M.L., 1985, A quantitative analysis of the Lassen hydrothermal system, north-central California: Water Resources Research, v. 21, p. 853-868.

Sorey, M.L., and Ingebritsen, S.E., 1984, Quantitative analysis of the hydrothermal system in Lassen Volcanic National Park and Lassen KGRA: U.S. Geological Survey Water-Resources Investigations Report 84-4278, 80 p.

Sorey, M.L., and Ingebritsen, S.E., 1983, Numerical simulations of the hydrothermal system at Lassen Volcanic National Park: Proceedings of the Ninth Workshop on Geothermal Reservoir Engineering, Stanford University, p. 365-372.

Sorey, M.L., and Ingebritsen, S.E., 1983, Evolution of liquid-dominated hydrothermal systems with parasitic vapor-dominated zones: Proceedings of the Fifth New Zealand Geothermal Workshop, University of Auckland Geothermal Institute, p. 17-22.

Faust, C.R., and Mercer, J.W., 1979b, Geothermal reservoir simulation, 2, Numerical solution techniques for liquid- and vapor-dominated hydrothermal systems: Water Resources Research, v. 15, p. 31-46.

Faust, C.R., and Mercer, J.W., 1979a, Geothermal reservoir simulation, 1, Mathematical models for liquid- and vapor-dominated hydrothermal systems: Water Resources Research, v. 15, p. 23-30.

112 publications (29 of which include one or more authors from the USGS development group)