Environmental studies of Coffeen Lake : first annual report to Central Illinois Public Service Company /

Includes bibliographies.

Feasibility of a systematic approach to water quality management in Illinois : annual report of stream/lake classification project /

Pbk.

Final report of subsidence investigations at the Rend Lake Site, Jefferson County, Illinois /

"Cooperating agencies: Illinois State Geological Survey, Dept. of Natural Resources ; Bureau of Mines, United States Dept. of the Interior."

Guide to the geology of Illinois Beach State Park and the Zion Beach-Ridge Plain, Lake County, Illinois /

"October 28, 2000."

Illinois land report : Rice Lake Conservation Area.

"August 29, 1983."

Illinois Volunteer Lake Monitoring Program newsletter.

Description based on: Sept. 1990; title from caption.

Lake water quality assessment program : northeastern Illinois lakes /

"The Northeastern Illinois Planning Commission's Natural Resources Dept. conducted the lake assessment data collection effort for the six county northeastern Illinois region." -- P. iii.

Lake water quality assessment program, 1993 : northeastern Illinois lakes /

"January 1995."

Lake County nursing homes : a report to the Illinois General Assembly /

Mode of access: Internet.

Lake Front Highway (F.A.P. 437) from Illinois Tri-State Tollway (I-94) to Grand Avenue (Illinois 132) in Lake County, Illinois : draft environmental impact statement.

Includes index.

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

Cover title.

Limnology of Johnson Sauk Trail Lake, Henry County, Illinois : June-October, 1979.

Cover title.

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.