Limnology of Lincoln Trail Lake, Clark County, Illinois : May-October, 1979.

Cover title.

Limnology of Long Lake, Lake County, Illinois : May-October, 1979.

Cover title.

Limnology of Otter Lake, Macoupin County, Illinois : May-October, 1979.

Cover title.

Limnology of Lake Shabbona, De Kalb County, Illinois : May-October, 1979.

Cover title.

Limnology of Lake Taylorville, Christian County, Illinois : May-October, 1979.

Cover title.

Limnology of Lake of Egypt : May-October 1979 /

Includes bibliographical references (p. 89-93).

Limnology of Devil's Kitchen Lake : May-October 1979 /

Bibliography: p. 89-93.

Levels of PCBs and trace metals in Crab Orchard Lake sediment, benthos, zooplankton and fish /

"HWRIC Project number HWR 87027."

Limnology of Raccoon Lake : June-October, 1979 /

Cover title.

Limnology of Pittsfield City Lake, Pike County, Illinois : May-October, 1979.

Cover title.

Limnology of Round Lake, Lake County, Illinois : May-October, 1979.

On cover: Investigation of Illinois surface waters.

Phosphorus : a summary of information regarding lake water quality /

"August, 1986."

Project plan for the sampling and analysis of polychlorinated biphenyls in the Lake Calumet area of southeast Chicago.

Cover title: Southeast Chicago air quality: a plan for the evaluation of PCB's.

Report on Lake Decatur dredging : city of Decatur, Macon County, Illinois.

"DOWR/SES/91-002."

Report on Wood River Drainage and Levee District, Madison County, Illinois : Grassy Lake Pump Station /

A recommendation to use a portion of the Illinois General Assembly's appropriation for the Wood River Drainage and Levee District--funds to help defray the District's funding requirements associated with U.S. Army Corps of Engineers' projects--for the construction of the Grassy Lake Pump Station to alleviate interior flooding within the District.