Analysis of septic tank distribution and septage generation rates in Illinois /

"IEPA/WPC/84-003."

Assessment of nonpoint source impacts on Illinois water quality.

"IEPA/WPC/88-020."

Biological Stream Characterization (BSC) : a biological assessment of Illinois stream quality /

"IEPA/WPC/89-275"--Cover.

Biological and water quality survey of the Carroll Creek Watershed, Carroll County, Illinois, 1987-1988.

"IEPA/WPC/89-163."--Cover.

Biological and water quality survey of three tributaries to the Sangamon River : South Fork basin, Mosquito Creek and Long Point Slough, September thru November, 1989 : Staff Report /

"May 1991."

Biological and water quality survey of the Vermilion River Vermilion County, Illinois, 1994 /

"May 1995."

Blue Creek watershed project : executive summary and recommendations /

IEPA/WPC/84-008.

Evaluation of Illinois stream sediment data, 1974-1980 /

"IEPA/WPC/84-004."-- Cover.

Illinois water data catalog report /

"IEPA/WPC/85-007."-- Cover.

Lake water quality assessment program, 1993 : northeastern Illinois lakes /

"January 1995."

Mobilizing the watershed community : linking land, water, and people.

"This document lays out Illinois EPA's approach to meeting these laws by providing the watershed community the opportunity to be the key decision makers in the process"--Cover.

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

On cover: Water quality management.

Soil erosion and sediment delivery in the Highland Silver Lake Watershed, Madison County, Illinois : preliminary analysis /

"October, 1982."

Soil erosion and sediment transport dynamics in the Blue Creek Watershed, Pike County, Illinois /

"IEPA/WPC/83-004."

The effects of hydrologic modifications on aquatic biota, stream hydrology and water quality : a literature review /

"IEPA/WPC/84-001."-- Cover.