@misc{indiciae6a217c226c87,
  title = {Water resources data for Iowa, water year 1974; Part II, Water quality records},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1975},
  doi = {10.3133/wdria742},
  url = {https://pubs.usgs.gov/publication/wdrIA742},
  note = {Source identifier: wdrIA742}
}