Barbara Merryfield

Contact Barbara Merryfield:


Research Assistant

National Center for Water Quality Research


BS, Heidelberg College



1978-Present Research Assistant, National Center for Water Quality Research, Heidelberg University, Tiffin, OH

Barb’s responsibilities at the NCWQR include the performance of all analyses using ion chromatographic methods (Cl, NO2, NO3, SO4, F) and colorimetric methods (TP, SRP, SiO2,NH3,TKN) and the data management of these analyses.  She also performs suspended solids analysis.  In addition, she is responsible for field collection of samples and all chain of custody procedures related to sampling and sample processing.

Professional Training

  • 1999 - Dionex 320 Ion Chromatograph Training, Dionex Cooperation, (on-site)
  • 1986 - Technicon Traacs800, Tarrytown, NY
  • 1985 - Suspended Sediment, the US Geological Survey, Iowa City, IA


Richards, R. P., D. B .Baker, .J. W. Kramer, B. J. Merryfield, and N .L. Miller. 2001. Storm discharge loads, and average concentrations in northwest Ohio rivers, 1975-1995. Journal of the American Water Resources Association 37: 423-438

Richards R. Peter, D. B. Baker, Nancy L. Creamer, Jack W. Kramer, D. Ellen Ewing, Barbara J. Merryfield, and Laura K. Wallrabenstein. 1996. Well Water Quality, Well Vulnerability, and Agricultural Contamination in the Midwestern United States. Journal of Environmental Quality 25:389-402.

Richards, R. Peter, D. B. Baker, Nancy L. Miller, Jack W. Kramer, D. Ellen Ewing, and Barbara J. Merryfield. 2001. Water quality in wells in the Midwestern United States. Pages 19-31 in Proceedings, Food Safety 2000. Porto, Portugal.

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