@misc{indiciaefba9558ae2ef,
  title = {Water-quantity and water-quality data for an area leased to be surface mined for coal in northwestern Colorado},
  author = {Nancy E. Driver and Robert S. Williams},
  year = {1991},
  doi = {10.3133/ofr90708},
  url = {https://pubs.usgs.gov/publication/ofr90708},
  note = {Source identifier: ofr90708}
}