TY - RPRT TI - Water Resources Data, Illinois, Water Year 1986, Vol. 2 AU - K. K. Fitzgerald AU - P.D. Hayes AU - T.E. Richards AU - R.L. Stahl PY - 1987 DO - 10.3133/wdril862 UR - https://pubs.usgs.gov/publication/wdrIL862 ID - wdrIL862 ER -