Jo Daviess County surface water resources /

"June, 1971."

Kane County surface water resources /

"April 1968."

Kankakee County surface water resources /

"March, 1968."

Livingston County surface water resources /

"March, 1969."

McHenry County surface water resources /

Bibliography: p. 69-71.

Madison County surface water resources /

"January, 1970."

Menard County surface water resources /

"February, 1969."

Morgan County surface water resources /

"March, 1970."

Ogle County surface water resources /

"April, 1968."

Piatt County surface water resources /

"January, 1968."

Perry County surface water resources /

"March, 1969."

Potential water resources of southern Illinois /

Bibliography: p. 96-97.

Proposed water resources capital program.

Fiscal year ends June 30.

Randolph County surface water resources / by Donald M. Garver.

Mode of access: Internet.

Saline County surface water resources /

Includes bibliographical references (p. 48-49).