@misc{indiciae861f2fd8a033,
  title = {Oregon ground-water quality},
  author = {T.K. Edwards and Greg Pettit},
  year = {1987},
  doi = {10.3133/ofr87747},
  url = {https://pubs.usgs.gov/publication/ofr87747},
  note = {Source identifier: ofr87747}
}