Barbara Merryfield

Barbara Merryfield
Research Assistant
B.S., Heidelberg College
Unit (Dept., Office, Center, etc.): 
Contact Information
Phone Number: 
Fax Number: 


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.