Illinois groundwater law : the rule of "reasonable use" /

"September 18, 1985."

Illinois River Bluffs area assessment /

Critical Trends Assessment Program (CTAP)

Illinois River Bluffs area assessment /

"Critical Trends Assessment Program."--Cover.

Inventory of public surface [water] supply : system deficiencies.

Bibliography: leaf 5.

Kishwaukee River area assessment /

"Critical Trends Assessment Program.--Cover.

Kaskaskia River area assessment.

Vols. 1 and 3 published 2000; v. 2 and 4: 1999.

Lake Michigan water allocation study /

"Project number 1300.013."

Lower Des Plaines River area assessment.

Examines an area of 357.5 miles in northeast Illinois--much of which is a part of the Greater Chicago Metropolitan Region. The area includes eight subbasins, of which two have been designated a state Resource Rich Area.

Lower Rock River area assessment.

"Examines an area in northwestern Illinois formed by the Rock and Green River systems ... designated a state Resource Rich Area"--P. iii.

Lower Sangamon River area assessment.

"The Lower Sangamon River Area Assessment examines 5,419 square miles in central Illinois."--P. iii.

Middle Mississippian carbonates and siliciclastics in Western Illinois /

Mode of access: Internet.

Mouth of the Mahomet Regional Groundwater Model, Imperial Valley Region of Mason, Tazewell, and Logan Counties, Illinois /

"December 20, 1994."

PLAN-IT EARTH : pairing learners and nature with innovative technology for the environmental assessment of resources, trends, and habitats.

"Illinois."

Prairie Parklands area assessment.

Examines 1,477 square miles in northeastern Illinois that historically was open prairie with a park-like appearance of scattered trees. The area encompasses 25 subbasins along the Illinois, Des Plaines, and Kankakee rivers, of which 8 have been designated a state Resource Rich Area.

Prairie state 2000.

Caption title.