Dr. John E. Tobiason, P.E.

Professor

Click to enlarge photo

(click to enlarge photo)

College of Engineering
Department of Civil and Environmental Engineering
University of Massachusetts Amherst
21 Marston Hall
130 Natural Resources Road
Amherst, Massachusetts 01003
Phone: (413) 545-5397
Fax: (413) 545-2202

E-Mail: tobiason@ecs.umass.edu

 

Full Curriculum Vitae

Institute in Drinking Water Treatment
Engineers Without Borders - UMass Student Chapter

Research Interests

  • Transport and transformation of pollutants in natural and engineered systems
  • Drinking water treatment processes
  • Particle removal in filtration
  • Colloid transport in subsurface
  • Processes at particle/water interface

Education

Ph.D., The Johns Hopkins University, 1987.
M.S.EVE., University of North Carolina, 1979.
B.S.C.E., University of New Hampshire, 1976.

Registration

Registered Professional Engineer in the State of New Hampshire, #05502

Experience

  • Professor, Department of Civil and Environmental Engineering, University of Massachusetts Amherst, 2003-present
  • Guest Professor (sabbatical), Swiss Federal Institute for Environmental Science and Technology (EAWAG), Duebendorf, Switzerland, 2003
  • Adjunct Professor, Chalmers University of Technology, Goteborg, Sweden, 2004
  • Associate Professor, Department of Civil and Environmental Engineering, 1993-2003
  • Visiting Researcher (sabbatical), Chalmers University of Technology, Goteborg, Sweden, 1994
  • Instructor, UMass Institute in Drinking Water Treatment, 1988-present
  • Assistant Professor, Department of Civil and Environmental Engineering, University of Massachusetts Amherst, 1987-1993
  • Research Assistant, Department of Geography and Environmental Engineering, The Johns Hopkins University, Direct Filtration Project, 1983-1987
  • Instructor, Department of Civil Engineering, University of New Hampshire. Taught a one semester course entitled "Wastewater Treatment Plant Design", 1982
  • Project Engineer, G/Underwood Engineers, Inc. and Wright-Pierce Engineers & Architects, Portsmouth, New Hampshire. Responsible for the preparation of studies, report writing, detailed design, and construction inspection for various wastewater disposal and water supply projects. 1979-1983

Recent Papers Published

Knocke, W.R, Zuravnsky, L., Little, J.C. and Tobiason, J.E., “Adsorptive Contactors for Removing Soluble Manganese During Drinking Water Treatment”, Journal American Water Works Association, Vol. 102, No. 8, pp. 64-75, 2010.
 

Islam, A., Goodwill, J., Bouchard, R., Tobiason, J.E. and Knocke, W.R., “Characterization of Filter Media MnOx(s) Surfaces and Mn Removal Capability”, Journal American Water Works Association, Vol. 102, No. 9, pp. 71-83, 2010.
 

Edzwald, J.K. and Tobiason, J.E., “Chapter 3. Chemical Principles, Source Water Composition, and Watershed Protection”, in Water Quality and Treatment: A Handbook of Community Water Supplies, 6th edition, American Water Works Association, McGraw-Hill, in publication 2010.
 

Tobiason, J.E., Cleasby, J.L., Logdson, G.S., and O’Melia, C.R., “Chapter 10. Granular Media Filtration”, in Water Quality and Treatment: A Handbook of Community Water Supplies, 6th edition, American Water Works Association, McGraw-Hill, in publication 2010.

Mercer, K. and Tobiason, J.E., “Removal of Arsenic from High Ionic Strength Solutions: Effects of Ionic Strength, pH, and pre-formed versus in-situ formed HFO”, Environmental Science & Technology, Vol. 42, No. 10, pp. 3797-3802, 2008.

Mercer, K. and Tobiason, J.E., “Chemical Treatment for Management of Membrane Concentrate”, in Chemical Water and Wastewater Treatment IX, H.H. Hahn, E. Hoffman and H. Ødegaard, editors. Proceedings of the 12th Gothenburg Symposium, 20-23 May, 2007, Ljubljana, Slovenia, IWA Publishing, London, pp. 307-315, 2007.

Kennedy, M.G., Ahlfeld, D.P., Schmidt, D.P and Tobiason, J.E., “Three Dimensional Modeling for Estimation of Hydraulic Retention Time in a Reservoir”, Journal of Environmental Engineering (ASCE), Vol. 132, No. 9, pp. 976-984,  2006.

Persson, F., Långmark, J., Heinicke, G., Hedberg, T., Tobiason, J., Stenström, T. and Hermansson, M., “Characterization of the behavior of particles in biofilters for pre-treatment of drinking water”, Water Research, Vol. 39, No. 16, pp. 3791-3800, 2005.

Kim, J. and Tobiason, J.E., “Origins of Filter Effluent Particles: Experimental Study of Particle Deposition and Detachment”, Water Science and Technology, Vol. 50, No. 12, pp. 215-222, 2004.

Kim, J. and Tobiason, J.E., “Particles in Filter Effluent: The Roles of Deposition and Detachment”, Environmental Science & Technology, Vol. 38, No. 22, pp. 6132-6138, 2004.

Garvey, E. and Tobiason, J.E., “Assessment of Natural Organic Matter in Quabbin Reservoir”, Journal of Water Supply: Research and Technology – AQUA, Vol. 52, No. 1, pp.19-36, 2003. 

Edzwald, J.K., Tobiason, J.E., Udden, C., Kaminski, G.S., Dunn, H.J. and Galant, P.B., “Impacts of Recycle of Waste Filter Backwash on the Removal of Cryptosporidium”, Journal of Water Supply: Research and Technology – AQUA, Vol. 52, No. 4, pp.243-258, 2003. 

Tobiason, J.E., Edzwald, J.K., Gilani, V., Kaminski, G.S., Dunn, H.J. and Galant, P.B., “Effects of Waste Filter Backwash Recycle Operation on Clarification and Filtration”, Journal of Water Supply: Research and Technology – AQUA, Vol. 52, No. 4, pp.259-276, 2003. 

Tobiason, J.E., Edzwald, J.K., Levesque, B.R., Kaminski, G.S., Dunn, H.J. and Galant, P.B., “Full-Scale Assessment of the Impacts of Recycle of Waste Filter Backwash”, Journal American Water Works Association, Vol. 95, No. 7, pp. 80-93, 2003. 

Ahlfeld, D.P., Joaquin, A., Tobiason, J.E., and Mas, D., “Case Study: Impact of Reservoir Stratification on Interflow Travel Time”, Journal of Hydraulic Engineering (ASCE),Vol. 129, No. 12, pp. 966-975, 2003. 

Garvey, E. and Tobiason, J.E., “Relationships between Measures of Natural Organic Matter in Quabbin Watershed”, Journal American Water Works Association, Vol. 95, No. 11, pp. 73-84, 2003. 

Corbin, M.J., Reckhow, D.A., Tobiason, J.E., Dunn, H.J., and Kaminski, G.S., “Controlling DBPs by Delaying Chlorine Addition until after Filtration”, Journal New England Water Works Association, Vol. 117, No. 4, pp. 243-251, 2003. 

Recent Conference Proceedings

Mercer, K. and Tobiason, J.E., “Removal of Arsenic from Simulated High-Pressure Membrane Concentrates”, Proceedings of the AWWA Inorganic Contaminants Workshop (CD), Albuquerque, New Mexico, January 27-29, 2008.

Tobiason, J.E., Knocke, W.R., Islam, A.A., and J.E. Goodwill, “Control of Periodically Elevated Raw Water Manganese with Oxide Coated Media”,  Proceedings of the 2007 American Water Works Association Water Quality Technology Conference, Charlotte, North Carolina, November 2007.

Tobiason, J.E., Mercer, K.L., and A.H. Nguyen, “Innovative Membrane Treatment of Waste Filter Backwash”, Proceedings of the 2007 American Water Works Association Water Quality Technology Conference, Charlotte, North Carolina, November 2007.

Mercer, K.L. and Tobiason, J.E.,   “Coagulation of Simulated High-Pressure Membrane Concentrates for Removal of Trace Pollutants”, Proceedings of the 2007 American Water Works Association Water Quality Technology Conference, Charlotte, North Carolina, November 2007.

Mercer, K.L. and Tobiason, J.E., “Treatment of Simulated Membrane Concentrate for Specific Pollutant Removal”, Proceedings of the World Environmental & Water Resources Congress 2007, EWRI of ASCE, 15-19 May 2007, Tampa, Florida.

Tobiason, J.E., Ahlfeld, D.P., Rees, P.S., Reckhow, D.A. and S.C. Long. 2006. “Optimizing Water Supply Protection: Measurements, Models and Management”.  Proceedings of “Safe Drinking Water: Where Science Meets Policy” Conference (CD only, 12 pp.), March 16-17, 2006, Chapel Hill, NC.

Edzwald, J.K., Tobiason, J.E. and Kelley, M.B., “Optimum Alum Coagulation Conditions for Cryptosporidium Removal”, Proceedings of the 2005 American Water Works Association Water Quality Technology Conference (CD only, 7 pp.), Quebec City, Quebec, Canada, November 2005.

Buttrick, D., Tobiason, J.E. and Ahlfeld, D.P., “Modeling as an Operational Tool for an Unfiltered Surface Water Supply”, Proceedings of the American Water Works Association Annual Conference, CD-ROM, San Francisco, CA, June 2005.

Kim. J. and Tobiason, J.E., “Origins of Filter Effluent Particles: Experimental Study of Particle Deposition and Detachment”, Proceedings of the International Water Association Conference, Nano- and Microparticles in Water and Wastewater Treatment, Zurich, Switzerland, September 2003. 

Roberts, M.G. and Tobiason, J.E., “NOM Modeling for an Oligotrphic Water Supply Reservoir”, Proceedings of the 2003 American Water Works Association Water Quality Technology Conference, Philadelphia, PA, November 2003. 

Recent Research Contracts Funded

Tobiason, J.E. and Reckhow, D.A., “Coagulation Optimization for the SWSC West Parish Filtration Plant”, 09/07-12/08, $49,911.

Tobiason, J.E., Ahlfeld, D.P. and Reckhow, D.A. “Water Quality in DCR Reservoirs 2008-2010”, MA Department of Conservation and Recreation, Division of Water Supply Protection , 07/08-06/10, $249,560.

Tobiason, J.E., “The Role of DON in Fouling of Low-Pressure Membranes ”, American Water Works Association Research Foundation, 10/07-10/09, $149,857.

Reckhow, D.A. and Tobiason, J.E., “Chloramination Feasibility Planning Study”, subcontract to CDM/ Hazen and Sawyer, P.C., a Joint Venture, New York City Dept. of Environmental Protection, 8/06-07/09, $210,000.

Cornwell, D.A, MacPhee, M. and Tobiason, J.E., “Innovative Applications of Treatment Processes for Spent Filter Backwash”, American Water Works Association Research Foundation, UMass subcontract to EET, Inc, 10/05-3/08, $79,532 (of $400,000 total project funding)

Pettersson, T., Rosen, L., Hedberg, T., Svensson, G. and Tobiason, J.E., “Framework Program for Research and Development in Drinking Water: From Raw Water to Tap”, Swedish Water (VA-Forsk), 10/03 – 12/06, $590,000 (SEK 4,400,000), in Sweden at Chalmers University of Technology.

Long, S.C., Reckhow, D.A., Ahlfeld, D.P., Tobiason, J.E. and Rees, P.S., "MRI: Watershed Management and Drinking Water Supply Research Instrumentation", National Science Foundation Award BES-0320941, 1/04 – 12/06, $450,049.

Ahlfeld, D.P. and Tobiason, J.E., “Water Quality in MDC Reservoirs: 2004, Project 1, Reservoir Modeling”, MA Department of Conservation and Recreation, Division of Water Supply Protection , 09/03-06/04, $43,329.

Edzwald, J.K. and Tobiason, J.E., “Coagulation Optimization of Drinking Water Supplies”, Aquarion Water Company, 07/03-09/04, $90,000.

Rees, P., Reckhow, D.A. and Tobiason, J.E., ““Water Quality in MDC Reservoirs: 2001-2003, Project 2, Watershed Data Collection and Modeling”, Metropolitan District Commission, 07/01-06/03, $145,449.

Ahlfeld, D.P. and Tobiason, J.E., “Water Quality in MDC Reservoirs: 2001-2003, Project 1, Reservoir Modeling”, Metropolitan District Commission , 07/01-06/03, $180,045. 

Tobiason, J.E. and Reckhow, D.A., “Coagulation Optimization for the SWSC West Parish Filtration Plant”, 09/07-08/08, $49,911.

Tobiason, J.E. and Reckhow, D.A., “Control of Manganese, Natural Organic Matter and Disinfection By-Products for Mystic, CT”, Aquarion Water Company, 4/06-05/08, $250,000.

Tobiason, J.E and Ahlfeld, D.P. “Water Quality in MDC Reservoirs: Project 1, Reservoir Modeling”, MA Department of Conservation and Recreation, Division of Water Supply Protection. 09/04-06/05, $73,193; 10/06-06/08, $173,847.

Tobiason, J.E. and Knocke, W.R., “Optimizing the Generation and Capacity of Adsorptive Sites on Oxide Surfaces for Manganese Control”, American Water Works Association Research Foundation, , 01/04 – 01/08.  $298,660.

Tobiason, J.E., “Chalmers Drinking Water Research Program”, Chalmers University, Göteborg, Sweden, 12/17/03 – indefinite, $29,975.

Tobiason, J.E. and Reckhow, D.A., “Distribution System Water Quality Modeling and Strategies for Control of Natural Organic Matter and Disinfection By-Products”, Aquarion Water Company, 4/03-3/06, $755,100.

Tobiason, J.E., Edzwald, J.K and Reckhow, D.A., “Distribution System Water Quality Modeling and Strategies for Control of Natural Organic Matter and Disinfection By-Products”, BHC Company, 4/02-3/03, $259,000.

Recent Honors and Awards

James L. Tighe Outstanding Teaching Award, UMass CEE Department Alumni, 2003