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.

Lemont flood control : village of Lemont, Cook County, Illinois.

Includes pages and exhibits from the Christopher B. Burke Engineering, Ltd. report analyzing the problems and recommending remedial measures to mitigate flooding in Lemont.

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.

Manual of horizontal and vertical control monuments : MNC Midlothian - Natalie Creeks, Cook County, Illinois.

Provides location of monuments installed by the Office of Water Resources which indicate land elevation along Midlothian and Natalie Creeks.

Middle Fork of the Vermilion River, Vermilion County, Illinois : [draft] environmental assessment report /

[1] Description of the proposed action.--[2] Environmental setting without the proposed action.--[3] Impacts of the proposed action. Mitigation built into the proposed action. Adverse impacts of the proposed action. Relationship between local short-term use of man's environment and the maintenance and enhancement of long-term productivity. Any irreversible & irretrievable commitments of resources which would be involved if the proposed action should be implemented. Alternatives to the proposed action.--[4] Glossary, bibliography, appendices.

Middle Fork of the Vermilion River, Vermilion County, Illinois : draft environmental assessment report : preliminary for study purposes only /

Includes bibliography.

Nationwide urban runoff project, Champaign, Illinois : summary of Illinois street sweeping cost data /

On cover: Water quality management.

Paleochannel across Louden Anticline, Fayette County, Illinois : its relation to stratigraphic entrapment of petroleum in the Cypress sandstone /

Includes bibliographical references.

Phase I diagnostic / feasibility study of Paris Twin Lakes, Edgar County, Illinois /

"Prepared for the City of Paris, Illinois."

Phase I diagnostic / feasibility study of Stephen A. Forbes Lake, Marion County, Illinois /

"This report was financed in part by a grant from the U.S. Environmental Protection Agency under Section 314 of the Clean Water Act."