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Principal aquifers and wells assessed in nationwide NAWQA/GAMA groundwater quality study

Detailed Description

Map showing principal aquifers (PAs) and wells that were sampled as part of a Nationwide assessment of the quality of groundwater used for public supply.  


Public Domain.

Belitz, K., Fram, M. S., Lindsey, B. D., Stackelberg, P. E., Bexfield, L. M., Johnson, T. D., Jurgens, B. C., Kingsbury, J. A., McMahon, P. B., & Dubrovsky, N. M. (2022). Quality of groundwater used for public supply in the Continental United States: A comprehensive assessment. ACS ES&T Water.