ARIZONA STATE UNIVERSITY
Department of Civil and Environmental Engineering
Paul K. Westerhoff, Ph.D., PE Born 1967
Professor of Civil and Environmental Engineering
Education:
1995 Ph.D. University of Colorado at Boulder, Civil, Arch., and Env. Engineering
1991 M.S. University of Massachusetts, Amherst, Civil and Env. Engineering
1989 B.S. Lehigh University, Civil Engineering
Academic Experience
2007- Professor, Arizona State University, Civil and Env. Engineering
2001-2007 Associate Professor, Arizona State University, Civil and Env. Engineering
1995-2001 Assistant Professor, Arizona State University, Civil and Env. Engineering
Industrial Experience
1991-1992 Process Engineer, CH2M Hill Inc., Denver, Colorado
1982-84 Assistant Engineer Intern (summers) Malcolm Pirnie Inc.
Principal Areas of Teaching and Research
Teaching: Environmental Chemistry, Physical and chemical treatment processes in environmental engineering; Sanitary systems design; Intermediate engineering design and technical writing
Research: Occurrence, characterization and oxidation of natural organic matter (NOM); Removal of oxo-anions from drinking water; Algal metabolites and algal biotechnology; Wastewater reuse; Nanotechnology and sensors
Awards
2007 Promotion and Tenure Faculty Exemplar, Arizona State University, Salary increasing and $50,000 for discretionary funds over five years.
2007 Selected to attend the National Academy of Engineering Frontiers of Science conference at Microsoft in Seattle, WA
2006 Paul L. Busch Research Award from Water Environment Research Foundation Endowment for Innovation in Applied Water Quality Research, Tools to Characterize and Understand the Risk of Biogenic and Commercial Nanomaterials in Wastewater Effluents ($100,000)
2005 Barrett, The Honors College award for 2005-2006 Honors Disciplinary Faculty
2005 Awwa Annual Conference Poster Symposium First Place Award “Aerogel-GAC Composites for Arsenic and Uranium Removal”, Water Science and Research Division (Westerhoff, Badruzzaman, Navarnoaragon Coleman, Reynolds, Gammon, Genetti)
2005 Walter L. Huber Civil Engineering Research Prize for “Reactions between natural organic matter and micropollutants with ozone, chlorine, and bromine”.
2004 Journal of Environmental Engineering “Editor’s Award” (for consistently rated as excellent in evaluating manuscripts) From Mark Rood, Editor
2003 AWWA Water Quality and Technology Conference Third Place (out of 41) Poster Award for “Dissolved Organic Nitrogen Analysis in Drinking Water”
2001 Quentin Mees Research Award, Arizona Water Pollution Control Association for “Removal of MIB and Geosmin in Surface Water Treatments in Arizona”
2000 WEFTEC Annual Conference Poster Symposium First Place Award “Characterization of wastewater organic matter during full-scale treatment” (Esparza-Soto and Westerhoff)
1999 American Water Works Association Journal Publications Best Overall Paper Award
1999 American Water Works Association Water Quality Division Best Journal Paper Award.
1997 Quentin Mees Research Award, Arizona Water Pollution Control Association, for paper entitled “A
model for predicting bromide oxidation by ozone and HO radicals to bromate and the potential role for ozone in treating Arizona surface waters”
1993 Annual CH2M Hill University Funding Award through Univ. of Colorado ($1,000)
1994 American Water Works Association (Rocky Mountain Section) James B. Warner Scholarship
($1,000)
Sponsored Nominee for NSF and NATO International Water Quality Conference in Varna,
Bulgaria (Travel and housing allowance ~$1,500)
American Chemical Society Award of Merit for authorship and presentation of “Evaluation of
Rate Constants for Dissolved Ozone Decay and Bromate Formation” at the 206th ACS-
Division of Environmental Engineering Conference (1993)
American Chemical Society Award of Merit for co-authorship and presentation of “Comparison
of Bromide-Ozone Reactions with NOM Separated by XAD-8 Resin and UF/RO
Membranes” at the 206th ACS-Division of Environmental Engineering Conference
(1993)
Honor Societies: Tau Beta Pi, Chi Epsilon, Phi Eta Sigma
Appointments
2004-2007 Environmental/Water group coordinator, Department of Civil and Environmental Engineering, Arizona State University
2005-2007 International Advisory Board member Journal of Water Supply: Research and Technology – AQUA
2005-2007 Member of the AwwaRF Public Council on Drinking Water Research
Scientific and Professional Societies
American Water Works Association (AWWA)
American Chemical Society
International Ozone Association
International Water Association
American Environmental Engineering Science Professors
Arizona Water Pollution Control Association
International Humic Substances Society
American Society of Civil Engineers
1. “Particle Size and Chemical Effects on Contact Filtration Performance”, J.E. Tobiason, G.S. Johnson, P. Westerhoff. ASCE Journal of Environmental Engineering, 119:3:520-539 (1993).
2. “Empirically and Theoretically-Based Models for Predicting Brominated Ozonation By-products”, M. Siddiqui, G.Amy, K.Ozekin, P. Westerhoff. Ozone Science and Engineering, 16:2:157-178 (1994).
3. “Removal of Bromate after Ozonation during Drinking Water Treatment”, M.Siddiqui, G.Amy, K.Ozekin, W. Zhai, P. Westerhoff. Journal of American Water Works Association, 86:10:81-96 (1994).
4. “Bromate Formation and Control During Water Treatment”, R. Song, R. Minear, P. Westerhoff, and G. Amy. Environmental Technology , 17:861-868 (1996).
5. “Empirical Modeling of Bromate Formation During Ozonation of Bromide-Containing Waters”, R. Song, C. Donohue, R. Minear, P. Westerhoff, K. Ozekin, G. Amy. Water Research, 30:5:1161-1168 (1996).
6. “Modeling and Risk Analysis of Bromate Formation from Ozonation of Bromide-Containing Waters”, R. Minear, R. Song, P. Westerhoff, G. Amy, Water Science and Technology, 34:7-8:79-85 (1996).
7. “Applications of Ozone Decomposition Models”, P. Westerhoff, G. Amy, R. Song, and R. Minear. Ozone Science and Engineering, 19:1:55-74 (1997).
8. “Bromate Minimization during ozonation”, R. Song, P. Westerhoff, R. Minear, G. Amy, Journal of American Water Works Association, 89:6:69-78 (1997).
9. “Numerical Kinetic Models for Bromide Oxidation to Bromine and Bromate”, P. Westerhoff, R. Song, G. Amy, and R. Minear. Water Research, 32:5:1687-1699 (1998).
10. “NOM’s Role in Bromine and Bromate Formation During Ozonation”, P. Westerhoff, R. Song, G. Amy, and R. Minear. Journal of American Water Works Association, 90:2:82-94 (1998).
11. “Molecular Ozone and Radical Pathways of Bromate Formation during Ozonation”, Ozekin, K., Westerhoff, P., Amy, G., Siddiqui, M., Journal of Environmental Engineering-ASCE , 124:5:456-462 (1998).
12. “Modeling Dissolved Ozone And Bromate Ion Formation In Ozone Contactors”, M. Siddiqui, G. Amy, K. Ozekin, and P. Westerhoff, Journal of Air, Water, and Soil , 108:1-2:1-32 (1998).
13. “Relationships Between The Structure of Natural Organic Matter and Its Reactivity Towards Molecular Ozone and Hydroxyl Radicals”, P. Westerhoff, G. Aiken, G. Amy, and J. Debroux. Water Research, 33:10:2265-2276 (1999).
14. “Ozone-Induced Changes in Natural Organic Matter Structure”, P. Westerhoff, J. Debroux, G. Aiken, G. Amy, Ozone Science and Engineering, 21:6:551-570 (1999).
15. “Tracking residual DOC using XAD-fractionation and C13-NMR spectroscopy in indirect potable reuse” (1999) Drewes JE, Sprinzl, M, Wendrock, A, Williams, MD, Fox, P, Westerhoff, P, Vom Wasser, 93:95-107.
16. “Dissolved organic carbon transformations during lab-scale recharge using lagoon-treated wastewater”(2000), P. Westerhoff and M. Pinney, Waste Management, 20:75-83.
17. “Transformations in Dissolved Organic Carbon Through a Constructed Wetlands”, M. Pinney, P. Westerhoff, L.Baker, Water Research, 34:6:1897-1912 (2000)
18. “Nitrate removal from groundwater by cyanobacteria: quantitative assessment of factors influencing nitrate uptake” (2000) Q. Hu, P. Westerhoff, W. Vermaas, Applied and Environmental Microbiology, 66:1:133-139.
19. “Approaches for Applying Disinfection By-Product Models to Full-Scale Water Treatment Plants: A Case Study in the Paris-Area, France” (2000). P. Westerhoff, J. Debroux, G. Amy, D. Gatel, V. Mary, J. Cavard, Journal of American Water Works Association, 92:3:89-102.
20. “Concentrations and characteristics of organic carbon in surface water in Arizona: influence of urbanization”, P. Westerhoff, D. Anning, Journal of Hydrology, 236:202-222 (2000).
21. “Spectofluorometric Characterization of dissolved organic matter for indication of precursor organic material and aromaticity”, McKnight, D.M., E.W. Boyer, P.K. Westerhoff, P. Doran, T. Kulbe, D.T. Andersen. Limnology and Oceanography, 46:1:38-48 (2001).
22. Esparza-Soto, M., and Westerhoff, P. K. (2001). “Fluorescence spectroscopy and molecular weight distribution of extracellular polymers from full-scale activated sludge biomass.” Water Science and Technology, 43(6), 87-95.
23. “Assessment and optimization of chemical and physicochemical softening processes.” Chao, P. and Westerhoff, P.. Journal American Water Works Association, 94(3), 109-119 (2002).
24. Westerhoff, P., Chen, W., and Esparza, M. (2001). “Fluorescence analysis of a standard fulvic acid and tertiary treated wastewater.” Journal of Environmental Quality, 30(6), 2037-2046 (2001).
25. “DOC and DBP precursors in western US watersheds and reservoirs.” Nguyen, M. L., Baker, L. A., and Westerhoff, P., Journal American Water Works Association, 94(5), 98-112 (2002).
26. “Removal of 2-methylisoborneol and geosmin in surface water treatment plants in Arizona.” Bruce, D., Westerhoff, P., and Brawley-Chesworth, A., Journal of Water Supply Research and Technology-Aqua, 51(4), 183-197 (2002).
27. “Dissolved organic nitrogen in drinking water supplies: A review”, P. Westerhoff and H. Mash, Journal of Water Supply Research and Technology-Aqua, 51:8: 415-448 (2002).
28. “Reduction of nitrate, bromate, and chlorate by zero valent iron (Fe-0)”, Westerhoff P, Journal of Environmental Engineering – ASCE, 129 :1:10-16 (2003).
29. “Biosorption of humic and fulvic acids to live activated sludge biomass”, Esparza-Soto, M. and Westerhoff, P., Water Research, 37:10:2301-2310 (2003).
30. “Nitrate removal by zero valent iron in packed columns”, P. Westerhoff and J. James, Water Research, 37:8:1818-1830 (2003).
31. “HPLC-fluorescence detection and adsorption of bisphenol A, 17b-estrodiol, and 17a-ethynyl estradiol on powered activated carbon”, Yoon, Y., Westerhoff, P., Snyder, S. A., and Esparza, M., Water Research, 37:14:3530-3537 (2003).
32. “Pharmaceuticals, Personal Care Products, and Endocrine Disruptors in Water: Implications for the Water Industry”, S. Synder, P. Westerhoff, Y. Yoon, D. Sedlak, Environmental Engineering Science, 20:5:449-469 (2003)
33. “Fluorescence Excitation-Emission Matrix Zone Integration to Quantify Spectra for Dissolved Organic Matter”, Wen Chen, Paul Westerhoff, Jerry A. Leenheer, and Karl Booksh, Environmental Science and Technology, 37:24:5701-5710 (2003)
34. “Canal wall brushing - a control measure for taste and odor problems in drinking water supplies in arid environments”, Hu, Q., M. Sommerfeld, L. Baker, P. Westerhoff, Journal of Water Supply: Research and Technology – AQUA, 52:8:545-554 (2003)
35. “Reactivity of natural organic matter with aqueous chlorine and bromine”, P. Westerhoff, P-F Chao, H. Mash, Water Research, 38:6:1502-1513 (2004).
36. Oxidation of Bisphenol A, 17b-Estradiol, 17a-Ethynyl Estradiol and By-product Estrogenicity” Alum, A., Yoon, Y., Westerhoff, P., and Abbaszadegan, M., Environmental Toxicology, 19:3:257-264 (2004)
37. “Dissolved organic matter in Arizona reservoirs: end-member analysis”, H. Mash, P. Westerhoff, L. Baker, R. Nieman, Organic Geochemistry, 35:831-843 (2004).
38. “Biological Attenuation of EDCs and PPCPs: Implications for Water Reuse”, Shane A. Snyder, Joseph Leising, Paul Westerhoff, Yeomin Yoon, Heath Mash, and Brett Vanderford Ground Water Monitoring and Remediation, 24:2: 108-118 (2004)
39. “Intraparticle diffusion and adsorption of arsenate onto granular ferric hydroxide (GFH)”, Mohammad Badruzzaman, Paul K. Westerhoff, Detlef Knappe Water Research, 38:18:4002-4012 (2004).
40. “Removal of 17-b Estradiol and Fluoranthene by Nanofiltration and Ultrafiltration Membranes”, Y. Yoon, P. Westerhoff, J. Yoon, S. Snyder, ASCE J. Environmental Engineering, 130:12:1460-1467 (2004).
41. “Dissolved Organic Nitrogen Measurement Using Dialysis Pretreatment” W. Lee and P. Westerhoff, Environmental Science and Technology, 39(3); 879-884 (2005).
42. “Rapid small scale column tests for arsenate removal in iron oxide packed bed columns”, Paul Westerhoff, David Highfield, Mohammad Badruzzaman, Yeomin Yoon, ASCE Journal of Environmental Engineering, 131:2:262-271 (2005).
43. “Endocrine Disruptor, Pharmaceutical, and Personal Care Product Fate During Simulated Drinking Water Treatment Processes”, Westerhoff, P., Snyder, S., Yoon, Y., Wert, E., Environmental Science and Technology, 39:17:6649-6663 (2005).
44. “Adsorption of 3H-labeled 17-b estradiol on powdered activated carbon”, Y. Yoon, P. Westerhoff, S.A. Snyder, Water, Air, & Soil Pollution, 116:1-4:343-351 (2005).
45. “Characteristic and Reactive of Algae-Produced Dissolved Organic Carbon” SEQ CHAPTER \h \r 1Nguyen, M-L., Westerhoff, P., Baker, L., Hu, Q., Esparza-Soto, M., Sommerfeld, M., ASCE Journal of Environmental Engineering, 131:11:1574-1582 (2005)
46. Seasonal Occurrence and Degradation of 2-Methylisoborneol in water supply reservoirs, P. Westerhoff, M. Rodrequez-Hernandez, L.Baker, M.Sommerfeld, Water Research, 39:20:489-4912 (2005)
47. Nanofiltration and ultrafiltration of endocrine disrupting compounds, pharmaceuticals and personal care products, Yoon, Y., Westerhoff, P. Snyder, S., Wert, E., Journal of Membrane Science, 270:88-100 (2006).
48. “Comparison of dissolved-organic-carbon residuals from air- and pure-oxygen-activated-sludge sequencing-batch reactors” M. Esparza-Soto, P. Fox, and P. Westerhoff, Water Environment Research, 78:3:321-329 (2006)
49. “Transformation of molecular weight distributions of dissolved organic carbon and UV-absorbing compounds at full-scale wastewater-treatment plants”, M. Esparza-Soto and P. Westerhoff, Water Environment Research, 78:3:253-262 (2006)
50. “An adaptive management strategy using multiple barriers to control taste and odor problems in the metro-Phoenix water supply”, Baker, L.A., Westerhoff, P., Sommerfeld, M., J American Water Works Association, 98:6:113-126 (2006).
51. “Arsenic adsorptive media technology selection strategies”, Westerhoff, P., DeHaan, M., Martindale, A., Badruzzaman, M., Water Quality Research Journal of Canada, 41:2:171-184 (2006)
52. “Occurrence and removal of dissolved organic nitrogen in US water treatment plants”, Lee, W., Westerhoff, P., Esparza-Soto, M., Journal American Water Works Association, 98:10:102-110 (2006).
53. “Kinetics of MIB and Geosmin Oxidation during Ozonation”, Westerhoff, P., Nair, B., Peng, P., Ozone Science and Engineering, 28:277-287 (2006).
54. “Character of organic matter in soil-aquifer treatment systems”, Drewes J.E., Quanrud, D.M., Amy, G.L., Westerhoff, P., Journal of Environmental Engineering –ASCE 132 (11): 1447-1458(2006)
56. “Fabrication of uniform size titanium oxide nanotubes: Impact of current density and solution conditions”, Satoshi Kaneco, Yongsheng Chen, Paul Westerhoff and John C. Crittenden, Scripta Materialia, 56:373-376 (2007)
57. "A hybrid sorbent utilizing nanoparticles of hydrous iron oxide for arsenic removal from drinking water", P. Sylvester, P. Westerhoff, T. Moller, M. Badruzzaman and O. Boyd, Environmental Engineering Science, 24(1), 104-112 (2007)
58. “Dissolved organic nitrogen fractionation”, J. Leenheer, Dotson, A., Westerhoff, P., Annals of Environmental Science, Vol 1, 45-56 (2007).
59. “Detection of arsenic in groundwater using a surface plasmon resonance sensor”, Erica S. Forzani, Kyle Foley, Paul Westerhoff and Nongjian Tao, Sensors and Actuators B: Chemical 123:1:82- 88 (2007)
60. “Removal of endocrine disrupting compounds and pharmaceuticals by nanofiltration and ultrafiltration membranes”, Y. Yoon, P. Westerhoff, S. Snyder, E. Wert, J. Yoon, Desalination, 202:1-3:16-23 (2007)
61. “Vanadium removal by metal (hydr)oxide adsorbents”, Naeem, A., Westerhoff, P., and Mustafa, S. Water Research, 41:7:1596-1602 (2007)
62. “Factors affecting formation of haloacetonitriles, haloketones, chloropicrin and cyanogen halides during chloramination” Yang X, Shang C, Westerhoff P, Water Research, 41:6:1193-1200 (2007)
63.
“Comparison of Colorimetric and Membrane
Introduction Mass Spectrometry Techniques for Chloramine Analysis”, Wontae Lee,
Paul Westerhoff , Xin Yang , and Chii Shang, Water Research 41:14:
3097-3102 (2007). Erratum published in 41:18:4271-4271.
64. Electron Pulse Radiolysis Determination of Hydroxyl Radical Rate Constants with Suwannee River Fulvic Acid and Other Dissolved Organic Matter Isolates, Paul Westerhoff, Stephen P. Mezyk, William J. Cooper, Daisuke Minakata, Environmental Science and Technology, 41:13:4640-4646.
65. “Selecting metal oxide nanomaterials for arsenic removal in fixed bed columns: From nanopowders to aggregated nanoparticle media”, Hristovski, K., Baumgardner, A., Westerhoff, P., Journal of Hazardous Materials, 147:1-2:265-274 (2007)
1. “Stability and Removal of Water Soluble CdTe Quantum Dots in Water” Zhang, Yang; Chen, Yongsheng; Westerhoff, Paul; Crittenden, John, Environmental Science and Engineering (in-press November 2007, ASAP Environ. Sci. Technol., ASAP Article, 10.1021/es0714991, http://pubs.acs.org/cgi-bin/abstract.cgi/esthag/asap/abs/es0714991.html)
2. “Simultaneous Removal of Perchlorate and Arsenate by Ion Exchange Media Modified with Nanostructured Iron (Hydr)Oxide”, Kiril Hristovski, Paul Westerhoff, Teresia Möller, Paul Sylvester, Wendy Condit, Heath Mash, Journal of Hazardous Materials (in-press July 2007)
3. Stability of Commercial Metal Oxide Nanoparticles in Water, Yang Zhang, Yongsheng Chen, Kiril Hristovski, Paul Westerhoff, John C Crittenden, Water Research, doi:10.1016/j.watres.2007.11.036 (in press)
4. “An Approach for Evaluating Nanomaterials for Use as Packed Bed Adsorber Media: A Case Study of Arsenate Removal by Titanate Nanofibers” Hristovski, K., Westerhoff, P., Crittenden, J., Journal of Hazardous Materials (accepted December 2007)
5. “Antimony Leaching from polyethylene terephthalate (PET) Plastic Used For Bottled Drinking Water”, Paul Westerhoff, Panjai Prapaipong, Everett Shock, Alice Hillaireau, Water Research (in-press)
6. Dissolved Organic Nitrogen as a Precursor for Chloroform, Dichloroacetonitrile, N-nitrosodimethylamine, and Trichloronitromethane, Wontae Lee, Paul Westerhoff, Jean-Philippe Croué (minor revisions requested)
7. Linking Fluorescence Properties of NOM with DBP Formation during Chloramination, Xin Yang, Chii Shang, Wontae Lee, Paul Westerhoff, Chihhao Fan (submitted 2007)
PUBLICATIONS
Invited and Refereed Book Chapters
1. Baiyang Chen, Paul K. Westerhoff, Stuart W. Krasner „Fate and Transport of Wastewater-Derived Disinfection By‑Products in Surface Waters“ in Occurrence, Formation, Health Effects and Control of Disinfection By-Products, Eds Tanju Karanfil, Stuart W. Krasner, Paul Westerhoff, Yuefeng Xie, American Chemical Society Series (15 pages, accepted)
2. Aaron D. Dotson, Paul Westerhoff, Baiyang Chen, and Wontae Lee “Organic Nitrogen Occurrence and Characterization” in Occurrence, Formation, Health Effects and Control of Disinfection By-Products, Eds Tanju Karanfil, Stuart W. Krasner, Paul Westerhoff, Yuefeng Xie, American Chemical Society Series (15 pages, accepted)
3. M. Badruzzaman and P. Westerhoff “The Application of Rapid Small Scale Column Tests (RSSCTs) in Iron-based Packed Bed Arsenic Treatment Systems”, Advances in Arsenic Research: Integration of Experimental and Observational Studies and Implications for Mitigation, ACS Symposium Series Vol. 915, American Chemical Society, Editors: Peggy A. O’Day, Dimitrios Vlassopoulos, Xiaoguang Meng, Liane G. Benning, pp. 268-283 (2005).
4. Westerhoff, Paul, editor (2000). The U.S.-Mexican border environment: Water issues along the U.S.-Mexican border. San Diego: San Diego State University Press.
5. Baker, L.A., T. Brazel, and P. Westerhoff. 2004. Environmental Consequences of Rapid Urbanization in Warm, Arid Lands: Case Study of Phoenix, Arizona (USA). In: The Sustainable City III, edited by N Marchettini, C. Brebbia, E. Tiezzi, and L.C. Wadhwa, Advances in Architecture Series, WIT Press, Boston.
6. “Evaluation of Bromate Formation”, P. Westerhoff, K. Ozekin, M. Siddiqui, G. Amy. In Disinfection By-Products in Water Treatment: The Chemistry of Their Formation and Control (eds. R.Minear and G. Amy), Lewis Publishers, New York, pg.255-282 (1995).
7. “Simplifying Bromate Formation Kinetics with a Linear Bromate Yield”, P. Westerhoff, G. Amy, R. Song, R. Minear. In Disinfection By-Products and NOM Precursors: Chemistry, Characterization, and Control (eds. R. Minear and G. Amy), ACS Books (in-press).
8. “Ozone-Bromide Interactions with NOM Separated by XAD-8 and UF/RO Membrane Methods”, R. Song, P. Westerhoff, R. Minear, G. Amy. In Disinfection By-Products in Water Treatment: The Chemistry of Their Formation and Control (eds. R.Minear and G. Amy), Lewis Publishers, New York, pg.235-254 (1995).
9. “Interactions Between Natural Organic Matter and Bromine”, R.Song, P. Westerhoff, R. Minear, G. Amy. In Disinfection By-Products and NOM Precursors: Chemistry, Characterization, and Control (eds. R. Minear and G. Amy), ACS Books (1996).
10. “Low Tech Treatment Strategy for Treating and Reusing Wastewater in Arid Lands”. Lawrence A. Baker and Paul Westerhoff, Chapter in SCERP Monograph: The U.S.-Mexican border environment: Water issues along the U.S.-Mexican border (Ed. P. Westerhoff) San Diego: San Diego State University Press (2000).
11. “Introduction: Water issues along the US-Mexico Border”. Paul Westerhoff (Editor), Chapter in SCERP Monograph: The U.S.-Mexican border environment: Water issues along the U.S.-Mexican border. San Diego: San Diego State University Press. (2000).
PUBLICATIONS
National Conference Proceedings Reviewed Papers, Abstracts, and Presentations
1. P. Westerhoff, P. Zhang, C. Choi, J. Crittenden “Comprehensive water and salt flux models for urban systems“ American Water Resources Association Annual Conference, Nov 12-15, Albuquerque, NM (2007)
2. Koeneman B.A., Y. Zhang, K. Hristovski, P. Westerhoff, Y. Chen, J. Crittenden, D.G. Capco (2007). Cytotoxicity of nanoparticles on human intestinal cells, Mol. Biol. Cell 18(suppl), 85(Sunday), The American Society for Cell Biology 47th Annual Meeting, Washington D.C., December 2, 2007.
3. P. Westerhoff, A. Dotson “Characterization of Amino Acid Fraction of Organic Matter During Drinking Water Treatment”, American Water Works Association Water Quality and Technology Conference, Charlotte, NC, Nov 4-8, 4 pages on CR-ROM (2007)
4. Krasner, S., Sclimenti, M., Mitch, W., Westerhoff, P., Dotson, A. “Using formation potential tests to elucidate the reactivity of DBP precursors with chlorine versus chloramines“, American Water Works Association Water Quality and Technology Conference, Charlotte, NC, Nov 4-8, 11 pages on CR-ROM (2007)
5. Lee, W. and Westerhoff, P. “Protein Assay in Drinking Water and Reclaimed Water”, American Water Works Association Water Quality and Technology Conference, POSTER, Charlotte, NC, Nov 4-8, 4 pages on CR-ROM (2007)
6. Kimbrough, D., Boulos, L., Westerhoff, P., Suffet, M. “Electrolysis and Volatilization of Bromide from Drinking Water to Minimize Bromate Production by Ozonation” American Water Works Association Water Quality and Technology Conference, POSTER, Charlotte, NC, Nov 4-8, 43 pages on CR-ROM (2007)
7. Tsow, F., Kruger, K, Tao, N.J., Forzani, E.S., Westerhoff, P.K. “Microfabricated tuning fork sensors: Chloroform in water”, ACS 234th National Meeting, 1-page abstract published on CD-ROM, Boston, MA August 19-23 (2007)
8. Kimbrough, D.E., Boulos, L., Westerhoff, P., Suffet, I.H., “Practical Studies of the Electrolysis and Volatilization of the Bromide from Drinking Water to Minimize Bromate Production by Ozonation”, International Ozone Association (2007)
9. Jang, J., Chen, Z., Herckes, P., Westerhoff, P. “Aqueous fullerene (n-C60) analysis and interaction with wastewater biomass”, ACS 233rd Annual Meeting, March 25-29, 5 pages on CD-ROM (2007)
10. Li, I., Minakata, D., Crittenden, J., Westerhoff, P. „Compute-Aided Pathway Generation for Aqueous Phase Advanced Oxidation Processes” ACS 233rd Annual Meeting, March 25-29, 5 pages on CD-ROM (2007)
11. Westerhoff, P., Chen, B., Krasner, S. „Biodegradation and photolysis of disinfection byproducts“, ACS 233rd Annual Meeting, March 25-29, 5 pages on CD-ROM (2007)
12. Westerhoff, P., Dotson, A., Chen, B., „Organic nitrogen occurrence and characterization“,ACS 233rd Annual Meeting, March 25-29, 5 pages on CD-ROM (2007)
13. Westerhoff, P., Mezyk, S., Cooper, W., Minakata, D. „Electron Pulse Radiolysis Determination of Hydroxyl Radical Rate Constants with Suwannee River Fulvic Acid and Other Dissolved Organic Matter Isolates
14. Krasner, S., Mitch, W., Westerhoff, P., Dotson, A. „Using Formation Potential Tests to Elucidate the Reactivity of DBP Precursors with Chlorine versus with Chloramines”, WQTC Annual Conference, November (2007-accepted)
15. Yang Zhang, Brian A. Koeneman, Yongsheng Chen, Paul Westerhoff, David G. Capco and John Crittenden “Fate, Transport, and Toxicity of Nanomaterials in Drinking Water”, 2007 NSTI Nanotechnology Conference and Trade Show, May 20-24, 2007, Santa Clara, California (accepted)
16. Kim, YoungIl, Westerhoff, P. Rapid Small-Scale Column Tests for NOM Removal in Drinking Water by GAC Adsorption, Proceedings of 4th IWA Specialist Conference on Efficient Use and Management of urban Water Supply, 21-23, May, 2007 Jeju Island, Korea, pg 1265-1267
17. Kiser, A., Westerhoff, P. et al., “Sunlight Photochemical Degradation of Disinfection Byproducts” California Nevada Section American Water Works Association (AWWA) Las Vegas, NV on April 17-20 (2007).
18. Koeneman, B.A., Zhang, Y., Hristovski, K. Westerhoff, P., Chen, Y., Crittenden, J., Capco, D.G. “Effects from the Exposure of Nanoparticles on Human Intestinal Cells”, Molecular Biology of the Cell, volume 17 supplement, poster # L067, 1 page abstract (2006)
19. Westerhoff, P., Capco, D., Zhang, Y., Crittenden, J., Koeneman, B., Chen, Y., “Removal and toxicity of nanomaterials in drinking water“, American Water Works Association Annual Conference, San Antonio, TX June 12-15, CD paper#Tues10-5, 8 pages (2006)
20. Brian A. Koeneman, Yang Zhang, Kiril Hristovski, Paul Westerhoff, Yongsheng Chen, John C. Crittenden, David G. Capco. Effects from the exposure of nanoparticles on human intestinal cells, Mol. Biol. Cell 17 (suppl), L067. The American Society for Cell Biology 46th Annual Meeting, San Diego, CA, December 13 (2006)
21. Guo, YP, Dastgheib, S.A., Karanfil, T., Westerhoff, P., Aragon, J. ”Removal of arsenic from water by iron-impregnated activated carbons”, American Chemical Society meeting, March 26, 231:35-FUEL (2006).
22. Westerhoff, P., Chen, B., Lee, B., Krasner, W. “Biodegradation and photolysis of DBPs and DBP precursors”, American Water Works Association Annual Conference, San Antonio, TX June 12-15, CD paper#Wed24-2, 24 pages (2006)
23. Sinh, S., Chowdhury, Z, Krasner, S., Westerhoff, P., Chen, B., Rittmann, B. Improving societal benefit while minimizing wastewater-derived DBPs to potable water: approach to cost-benefit analysis, American Water Works Association Annual Conference, San Antonio, TX June 12-15, CD paper #tues11-2, 9 pages (2006)
24. Chen, B., Westerhoff, P. Krasner, S. Fate and transport of disinfection by-products in surface waters receiving wastewater discharges, American Water Works Association Annual Conference, San Antonio, TX June 12-15, CD Paper #Tues32-1, 13 pages (2006)
25. Westerhoff, P., Benn, T., Kahn, N., Hristovski, Removal of co-occurring ions during arsenic treatment, American Water Works Association Annual Conference, San Antonio, TX June 12-15, CD paper #Thur12-2, 11 pages (2006)
26. Krasner, S., Westerhoff, P., Chen, B., Rittmann, B. Seasonal variations in the contribution of wastewater to DBP formation in drinking water, CD Paper#WED24-1, 17 pages, American Water Works Association Annual Conference, San Antonio, TX June 12-15 (2006)
27. Westerhoff, P., Navarro Aragon, J., Badruzzaman, M., Esparza-Soto, M. Trace Metal and Nitrate Occurrence in Tap Water for Eight Mexican States Along the US-Mexico Border, AWWA Inorganics Conference, Austin, TX, February (2006)
28. Jerry A. Leenheer and Paul Westerhoff. Dissolved Organic Nitrogen Fractionation, Humic Science and Technology Meeting IX meeting at Northeastern University in Boston, March 22-24(2006)
29.
Westerhoff, P. and Hristovski, K., Adsorption of arsenic onto metal
oxide and hydroxide nanoparticles, Proceedings to 229th American
Chemical Society National Meeting,
30.
Hristovski, K., Zhang, Y., Koeneman, B., Chen, Y., Westerhoff, P.,
Capco., D and Crittenden, J., Nanomaterials in water environments: Potential
applications, treatments, fate and potential biological consequences,
Proceedings 230th American Chemical Society Environmental
Nanotechnology Meeting,
31. Yoon, Y., Westerhoff, P., Snyder, S.A., Wert, E.C., Yoon, J. “Removal of endocrine disrupting compounds and pharmaceuticals by nanofiltration and ultrafiltration membranes”, 5th International Water Association (IWA) Specialty Conference on “Wastewater Reclamation and Reuse for Sustainability (WRRS2005), 9 pages, Nov 7-11, Jeju, Korea (2005)
32. Krasner, S., Chowdhury, Z., Sinha, S., Westerhoff, P., Chen, B., Amy, G. “Modeling THM Formation in Treated and Reclaimed Wastewater”, Water Quality and Technology Conference, AWWA, Quebec, Canada (2005)
33. Sylvester, P., Westerhoff, P., Boyd, O, Sengupta, A. “ArsenXn;: A new hybrid sorbent for arsenic removal from drinking water”, AWWA Annual Conference, San Francisco, CA, June 12-17, Proceedings on CDROM#: Mon10_2, 12 pages (2005).
34. Badruzzaman, M. and Westerhoff, P. “Field- and Lab-Based evaluation of packed-bed arsenic treatment systems”, AWWA Annual Conference, San Francisco, CA, June 12-17, Proceedings on CDROM#Tues31_3, 10 pages (2005).
35. Snyder, S., Wert, E., Yoon, Y., Westerhoff, P., Rexing, D. “Effectiveness of treatment technologies for removing pharmaceuticals”, AWWA Annual Conference, San Francisco, CA, June 12-17, (2005).
36. Krasner, S., Chinn, R., Guo, Y., Hwang, C., Sclimenti, M., Westerhoff, P., Chen, B. “Contribution of wastewater to DBP formation”, AWWA Annual Conference, San Francisco, CA, June 12-17, Proceedings on CDROM#:wed10_2, 19 pages (2005).
37. Meyer, K., Summers, R.S., Westerhoff, P., Metz, D. “Biofiltration for geosmin and MIB removal”, AWWA Annual Conference, San Francisco, CA, June 12-17, Proceedings on CDROM#:wed16_3, 20 pages (2005).
38. Snyder, S., Wert, E., Yoon, Y., Westerhoff, P., Rexing, D. “Removal of endocrine disruptors and pharmaceuticals by ozone and biofiltration”, AWWA Annual Conference, San Francisco, CA, June 12-17 (2005).
39. Westerhoff, P., NavarroAragon, J., Karanfil, Dastgheib, S., Guo, Y. “Iron-impregnated GAC adsorbents for achieving multiple water quality goals”, AWWA Annual Conference, San Francisco, CA, June 12-17, Proceedings on CDROM#:wed23_5, 11 pages (2005).
40. Westerhoff, P., Baumgardner, A., Badruzzaman, M., Schroeder, J. “Using nanoscale materials in water treatment: nanomaterials for arsenic removal”, AWWA Annual Conference, San Francisco, CA, June 12-17, Proceedings on CDROM#: wed15_2, 4 pages (2005).
41. Westerhoff, P., Badruzzaman, M., Navarnoaragon, J., Coleman, S., Coronado, P., Reynolds, J., Gammon, S., Genetti, V. “Aerogel-GAC Composites for Arsenic and Uranium Removal”, AWWA Annual Conference, San Francisco, CA, June 12-17, Proceedings on CDROM#: p2_6, 5 pages (2005).
42. Chen, B., Westerhoff, P. “Fate of DBP precursors and wastewater effluent organic matter in surface waters – a case study of an effluent dominated river”, AWPCA Annual Conference, Mesa, Arizona, May 5, no proceedings (2005).
43. Badruzzaman, M. and Westerhoff, P. “Arsenic removal by iron-based adsorbents and ion-exchange resins”, AWPCA Annual Conference, Mesa, Arizona, May 6, no proceedings (2005).
44. Synder, S., Wert, E., Rexing, D. Westerhoff, P., Yoon, Y. “Removal of EDCs and PPCPs by Oxidative Disinfection”, National Ground Water Association's 4th International Conference on Pharmaceuticals and Endocrine Disrupting Chemicals in Water (#5013) Minneapolis, Minnesota, October 13-15 (2004)
45. “Development of DBP and Nitrosamine Formation Potential Tests for Treated Wastewater”, Reclaimed Water, and Drinking Water”, S. W. Krasner, M. J. Sclimenti, Y. C. Guo, Cordelia J. Hwang, P. Westerhoff, AWWA Water Quality Technology Conference, San Antonio, TX, #20577-WQTC04-WED4-3, 20 pages, November (2004)
46. “Algae Metabolites in Arizona Surface Waters”, P. Westerhoff, D. Walker, G. Boyer, M. Sommerfeld, Q. Hu, AWWA Water Quality Technology Conference, San Antonio, TX, #20577-WQTC04-MON_st1-3, 21 pages, November (2004)
47. “Organic chloramines: formation and stability”, W. Lee, B. Chen, P. Westerhoff, AWWA Water Quality Technology Conference, San Antonio, TX, CD proceedings #20577-WQTC04-WED4-1, 8 pages, November (2004).
48. Bench -Scale and Forensic Evaluation of Packed Bed Arsenic Treatment Systems, Mohammad Badruzzaman, Paul Westerhoff, Awwa ACE Orlando, FL, 9 pages, June (2004)
49. Coatings and Cement-based Biocides to Control Algae Growth and Taste & Odor Release in Water Distribution Canals, Esparza-Soto M., Alum A., Rashid A., Westerhoff P., Abbaszadegan M., Sommerfeld M., Mobasher B., Occurrence of Dissolved Organic Nitrogen in US Drinking Water, Wontae Lee, Mario Esparza-Soto, Paul Westerhoff , Awwa ACE Orlando, FL, 8 pages, June (2004)
50. Characterization of Organic Carbon from watersheds after Forest Fires, Paul Westerhoff, Heath Mash, Darla Gill, Larry Baker, Ph.D., Awwa ACE Orlando, FL, 16 pages, June (2004)
51. “Environmental Consequences of Rapid Urbanization in Warm, Arid Lands: Case Study of Phoenix, Arizona (USA)”, Baker, L.A., T. Brazel, and P. Westerhoff, Sustainable Cities-2004 Conference held in Sienna, Italy, June 16-18 (2004)
52. “Bench and Pilot Testing of Seven Arsenic Removal Media for the City of Mesa”, M. DeHaan, P. Westerhoff, A. Martindale, E. Dole, AWWA-WQTC, November, CD Paper#MON11-4, 16 pages (2003)
53. “Oxidation of MIB and Geosmin by ozone and hydroxyl radicals”, P. Westerhoff, B., Nair, P. Pei, AWWA-WQTC, November, CD Paper#MON12-3, 9 pages (2003)
54. “Water quality factors affecting hydroxyl radicals and bromate formation during ozonation”, P-F Chao, Ph.D., P. Westerhoff, AWWA-WQTC, November, CD Paper#WED8-4, 9 pages (2003)
55. “Removing Musty/Earthy Taste and Odor Using Ozone-Assisted Biofiltration: Pilot Study Findings and Full-Scale Implementation Issues”, S Sinha, P Westerhoff , S Kommineni, V. Sharp, Z. Chowdhury, November, CD Paper#WED6-4, 15 pages (2003)
56. “The role of ozone in removing endocrine disruptors and pharmaceuticals from water”, S. Snyder, E. Wert, D. Rexing, R. Zegers, Y. Yoon, P. Westerhoff, International Ozone Association Conference, Las Vegas, NV, September – abstract only published (2003).
57. “Kinetics of hydroxyl radical formation during ozonation processes”, PF Chao, P. Westerhoff, International Ozone Association Conference, Las Vegas, NV, September – abstract only published (2003).
58. “Dissolved Organic Nitrogen Analysis in Drinking Water”, Lee, W., Esparza-Soto, M., Mash, H. and Westerhoff, P., AWWA-WQTC, November CD Paper#P6-2, Won 3rd Place in Poster Award Content – out of 41 posters total, 9 pages (2003)
59. “Occurrence and Treatment of DON in Water Supplies”, P. Westerhoff and M. Esparza-Soto, AWWA Annual Conference (ACE), Anaheim, CA, June, 4 pages (2003).
60. “Dissolved organic nitrogen Removal during coagulation and PAC treatments”, M. Esparza-Sota, Lee, W., Mash, H., Westerhoff, P., AWWA Annual Conference (ACE), Anaheim, CA, June, 11 pages (2003).
61. “Rapid small scale column tests for arsenate removal in iron oxide packed bed columns”, P. Westerhoff, D. Highfield, M. Badruzzaman, Y. Yoon, S. Raghavan AWWA Annual Conference (ACE), Anaheim, CA, June, 10 pages (2003).
62. “HPLC-Fluorescence Detection and Adsorption of Endocrine Disrupting Compounds on Powdered Activated Carbon”, Y. Yoon, P. Westerhoff, S. A. Snyder, AWWA Annual Conference (ACE), Anaheim, CA, June 15-19, 9 pages (2003).
63. “Water treatment technologies for the removal of emerging contaminants”, Yoon, Y., Westerhoff, P., and Snyder S. WaterReuse Association Annual Conference-California Section, San Francisco, February 27 (2003).
64. Management strategy to reduce tastes and odors in Phoenix’s water supply. Baker, Lawrence A., Paul Westerhoff, and Milton Sommerfeld. ASU CAP-LTER Annual Poster Session, February 19 (2003)
65. Physiologial studies of MIB- and Geosmin-producing cyanobacteria isolated from the Phoenix drinking water supply system. Hu, Qiang, Alan Fortuna, Milton Sommerfeld, and Paul Westerhoff. ASU CAP-LTER Annual Poster Session, February 19 (2003)
66. “Management Strategy to Reduce Tastes and Odors in Phoenix’s Water Supply” L.A. Baker, P. Westherhoff, M. Sommerfeld, ASU CAP-LTER Poster Session, Tempe, AZ, February (2003)
67. “Physiological Studies of MIB- and Geosmin-Producing Cyanobacteria Isolated from the Phoenix Drinking Water Supply System”Q. Hu, A. Fortuna, M. Sommerfeld and P. Westerhoff, ASU CAP-LTER Poster Session, Tempe, AZ, February (2003)
68. “Fluorescence zone integration and its application to NOM fractions.” Chen, W., and Westerhoff, P. K. Abstracts of Papers of the American Chemical Society, 223, 048-ENVR (2002)
69. “A review of removal of endocrine disrupting compounds, pharmaceuticals and personal care products by conventional and advanced drinking water treatment processes”, Y. Yoon, P. Westerhoff, S. Snyder, R. Song, B. Levine, AWWA Water Quality Technology Conference, Seattle, WA, Nov 10-14, CD Paper # 02-W1-2, 20 pages (2002).
70. “Analytical methods for measuring endocrine disrupto