@misc{indiciae1895e943b3b8,
  title = {Groundwater-quality data and regional trends in the Virginia Coastal Plain, 1906-2007},
  author = {Randolph E. McFarland},
  year = {2010},
  doi = {10.3133/pp1772},
  url = {https://pubs.usgs.gov/publication/pp1772},
  note = {Source identifier: pp1772}
}