@misc{indiciae1f148c0d3727,
  title = {Base-Flow Index Grid for the Conterminous United States},
  author = {David M. Wolock},
  year = {2003},
  doi = {10.3133/ofr03263},
  url = {https://pubs.usgs.gov/publication/ofr03263},
  note = {Source identifier: ofr03263}
}