@misc{indiciaeeb773005b74c,
  title = {Hydrology of and Current Monitoring Issues for the Chicago Area Waterway System, Northeastern Illinois},
  author = {James J. Duncker and Kevin K. Johnson},
  year = {2015},
  doi = {10.3133/sir20155115},
  url = {https://pubs.usgs.gov/publication/sir20155115},
  note = {Source identifier: sir20155115}
}