Sarina J. Ergas

Sarina J. Ergas

Professor and Graduate Program Coordinator
Department of Civil & Environmental Engineering

4202 E. Fowler Avenue ENB 118
University of South Florida
Tampa, FL 33620-5350
Phone: (813) 974-1119; Fax: (813) 974-2957


  • B.S. Environmental Engineering, Humboldt State Univ., Arcata, CA
  • M.S. Civil Engineering, University of California, Davis, CA
  • PhD Civil & Environmental Engineering, University of California, Davis, CA

Environmental biotechnology including wastewater treatment; biological nutrient removal from stormwater and wastewater from municipal, industrial and agricultural sources; anaerobic digestion of livestock waste, biosolids and municipal solid waste; recirculating aquaculture and aquaponic systems; algal wastewater treatment and biofuel production systems.

  • EES 6107 Biological Principles in Environmental Engineering
  • CWR 4812 Capstone Water Resources/Environmental Engineering Design
  • ENV 6935 Environmental Engineering Design
  • CGN 6945 Graduate Research Methods in Civil & Environmental Engineering
  • CGN 6950 Mentoring Novice Researchers
  • Professional Engineer, Commonwealth of Massachusetts, Civil Engineering, 1995-present
  • Board Certified Environ. Engineer, Specialization: Water Supply/Wastewater Engineering, 2012-present
  • Associate Editor: Journal of Sustainable Water in the Built Environment, 2016-present
  • Society for Advancement of Chicanos/Hispanics and Native Americans in Science (SACNAS) Outstanding Mentor Award, 2016
  • USF Outstanding Graduate Mentor Award Runner Up, 2015
  • McKnight Doctoral Fellowship Program Outstanding Mentor Award, 2015
  • Water Environment Federation Fellow, 2015
  • AEESP Service Awards: 2011 Chair Lectures Committee, 2011 Co-chair Biannual Conference, 2014 Board Member and Secretary
  • Fulbright Fellow, Technion University, Haifa Israel, 2007/2008
  • ASCE ExCEEd (Excellence in Civil Engineering Education) Fellow, 2005
  • Hinds, G.R., Mussoline, W., Casimir, L., Dick, G., Yeh, D.H., Ergas, S.J. (2016) Enhanced methane production from yard waste in high-solids anaerobic digestion through inoculation with pulp and paper mill anaerobic sludge, Environmental Engineering Science, in press.
  • Trimmer J.T., Nakyanjo, N., Ssekubugu, R., Sklar, M., Mihelcic, J.R., Ergas, S.J. (2016) Ascaris Egg Inactivation by Free Ammonia Treatment of Collected Feces Using Stored Urine, J. Water, Sanitation & Hygiene for Development, 6 (2) 259-268.
  • Aponte-Morales, V., Tong, S., Ergas, S.J. (2016) Nitrogen removal from anaerobically digested swine waste centrate using a chabazite - sequencing batch reactor (chabazite-SBR), Environmental Engineering Science, 33(5): 324-332. 
  • Boxman, S. Nystrom, M., Capodice, J.C., Ergas, S.J., Main, K.L., Trotz, M.A. (2016) Effect of support medium, hydraulic loading rate, and plant density on water quality and growth of halophytes in marine aquaponic systems, Aquaculture Research, in press.
  • Lynn, T.J., Ergas, S.J., Nachabe, M.H. (2016) Effect of Hydrodynamic Dispersion in Denitrifying Wood-Chip Stormwater Biofilters, Journal of Sustainable Water in the Built Environment – ASCE, in press.
  • Manser, N., Wang, M., Mihelcic, J.R., Mulder, A., van de Vossenberg, J., van Lier, J.B., van der Steen, P. (2016) Biological Nitrogen Removal in a Photo-Sequencing Batch Reactor with an Algal-Nitrifying Bacterial Consortium and Anammox Granules, ES&T Letters, 3(4):175-179. 
  • Kinyua, M.N., Trimmer, J., Izurieta, R. Cunningham, J., Ergas, S.J. (2016) Viability and Fate of Cryptosporidium parvum and Giardia lamblia in Tubular Anaerobic Digesters, Science of the Total Environment, 554–555 (2016): 167–177.
  • Wang, M., Yang, H., Ergas, S.J.  van der Steen, P (2015) A novel shortcut nitrogen removal process using an algal-bacterial consortium in a photo-sequencing batch reactor (PSBR), Water Research, 87:38-48. 
  • Manser, N., Mihelcic, M., Ergas, S.J. (2015) Semi-continuous mesophilic anaerobic digester performance under variations in solids retention time and feeding frequency, Bioresource Technol, 190: 359-366.
  • Lynn, T.J., Yeh, D., Ergas, S.J. (2015) Performance and Longevity of Denitrifying Wood Chip Biofilters for Stormwater Treatment - a Microcosm Study, Environmental Engineering Science, 32(4): 321-330.
  • Halfhide, T., Åkerström, A.M., Lekang, O-I, Gislerød, H.R.R., Ergas, S.J. (2014) Production of algal biomass, chlorophyll, starch and lipids using aquaculture wastewater under axenic and non-axenic conditions, Algal Research, 6(B):152-159.
  • Krayzelova, L., Lynn, T.J., Banihani, Q., Bartacek, J., Jenicek, P., Ergas, S.J. (2014) A Tire-Sulfur Hybrid Adsorption Denitrification (T-SHAD) Process for Decentralized Wastewater Treatment, Water Research, 61:191-199.
  • Lynn, T.J., Wanjugi, P., Harwood, V.J., Ergas, S.J. (2013) Dynamic Performance of Biosand Filters, J. American Water Works Assoc. 105(10): 587-595.
  • Udom, I., Zaribaf, B.H.; Halfhide, T.; Gillie, B.; Dalrymple, O.; Zhang, Q.; Ergas, S.J. (2013) Harvesting Microalgae Grown on Wastewater, Bioresource Technology, 139: 101-106. 
  • Yuan, X., Wang, M., Park, C., Sahu, A.K., Ergas, S.J. (2012) Microalgae Growth Using High Strength Wastewater Followed by Anaerobic Co-digestion, Water Environ. Research, 84(5):396-404. 

Curriculum Vitae

Research Interests