Illinois state water plan : critical issues, cross-cutting topics, operating issues /

"January 1984."

Illinois water monitoring strategy, 2007-2012.

"IEPA/BOW/07-005."--Cover.

Illinois Volunteer Lake Monitoring Program newsletter.

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

Limnology of Paradise Lake : June-October 1979 /

Cover title.

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.

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.

Limnology of Lake Mattoon : June-October, 1979 /

On cover: Investigations of Illinois surface waters.

Lead monitoring in the Pilsen Neighborhood /

Based on this new data, the Illinois EPA has requested that the Illinois Attorney General initiate legal action against H. Kramer relative to its contribution to a violation of the lead National Ambient Air Quality Standard.