Local self reliance : Symposium VI, Management of Small Lakes Programs /

"October 1982."

Livingston County surface water resources /

"March, 1969."

Madison County surface water resources /

"January, 1970."

List of public and food processing water supplies utilizing surface water /

"July 1983."

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."

Pond water treatment.

Reissue of 1954 ed. published by the Dept's Division of Sanitary Engineering, which was issued as the Dept.'s Circular N820.

Performing well surveys.

"May 2003."

Potential water resources of southern Illinois /

Bibliography: p. 96-97.

Preliminary water pollution control program plan

Report year ends Sept. 30.

Public Water Supplies program plan /

Title from cover.

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

Mode of access: Internet.