@misc{indiciae0fa16853c3df, title = {Quality of surface-water supplies in the Triangle area of North Carolina, water year 2009}, author = {C. A. Pfeifle and M. J. Giorgino and R. B. Rasmussen}, year = {2014}, doi = {10.3133/ofr20141192}, url = {https://pubs.usgs.gov/publication/ofr20141192}, note = {Source identifier: ofr20141192} }