National USGS Page

U.S. Geological Survey
Water Resources Data for Illinois
Water Year 2005 (Includes historical data)
(Printable Water-Data Report)


Brief Table of Contents Map

Introduction

Preface
Abstract
Discontinued Stations
Discontinued Surface-Water-Discharge or Stage-Only Stations
Discontinued Surface-Water-Quality Stations with Daily Records
Discontinued Surface-Water-Quality Stations with Records Not Less Than Quarterly
Discontinued Ground-Water-Level Stations
How to Use this Report
Purpose, Scope, and History
Cooperation
Summary of Hydrologic Conditions
Special Networks and Programs
Explanation of the Records
Station Identification Numbers
Downstream Order System
Latitude-Longitude System
Discharge and Stage
Collection and Computation
Presentation of Annual Daily-Value Tables
Station Description
Daily Mean Values
Statistics of Monthly Mean Data
Summary Statistics
Identifying Estimated Daily Discharge
Partial-Record Sites
Peak-Flow Record
Accuracy of Discharge Records
Other Available Records
Surface-Water Quality
Classification
Accuracy of the Records
On-Site Measurements and Sample Collection
Water Temperatures
Sediment
Laboratory Analyses
Presentation of Annual Data Tables
Ground-Water Levels
Collection and Computation
Presentation of Annual Data Tables
Ground-Water Quality
Collection and Computation
Presentation of Annual Data Tables
Meteorology
Precipitation
Collection and Computation
Presentation of Annual Data Tables
Other Meteorological Records
Collection and Computation
Presentation of Annual Data Tables
Biology
Collection and Processing
Presentation of Annual Data Tables
Quality Control of Water-Quality Samples
Access to USGS Water Data
Definition of Terms
References Cited
Remark Codes
Definition of Units
Conversion Factors
Calendar for Current Water Year

Station Descriptions

Surface-Water Data

Water Discharge and Stage
Water Discharge (Map)
Annual Tables
Daily Values
Gage Values (requires Internet connection)
Real-Time (requires Internet connection)
Water Stage (Map)
Annual Tables
Daily Values
Gage Values (requires Internet connection)
Real-Time (requires Internet connection)
Partial Record
Crest Stage
Miscellaneous Discharge Measurements
Peak Flow
Water Quality
Water Chemistry (Map)
Annual Tables
Physical, Chemical, and Microbiological
Dissolved Oxygen
PH
Specific Conductance
Water Temperature
Gage Values
Dissolved Oxygen
PH
Specific Conductance
Turbidity
Water Temperature
Suspended Sediment (Map)
Annual Tables
Daily Values
Concentration
Load
Miscellaneous
Physical, Chemical and Microbiological
Contaminants in Streambed Sediments
Contaminants in Fish Tissue
Streambank Material Particle-Size Composition in the Lower Illinois River Basin
Streambed Material Particle-Size Composition in the Lower Illinois River Basin
Sediment Concentration and Particle Size

Ground-Water Data

Water Levels (Map)
Annual Tables
Daily Values
Miscellaneous
Real-Time (requires Internet connection)
Water Quality (Map)
Annual Tables
Miscellaneous

Meteorological Data (Map)

Precipitation
Annual Tables
Daily Values
Gage Values
Real-Time (requires Internet connection)
Air Temperature
Dew Point
Solar Radiation
Wind Speed

Biological Data (Map)

Algae
Periphyton
Periphyton Pigment and Biomass
Community
Quantitative
Annual Tables
Text Files
Qualitative
Annual Tables
Text Files
Phytoplankton
Phytoplankton Pigment and Biomass
Community
Quantitative
Annual Tables
Text Files
Benthic Macroinvertebrates
Annual Tables
Text Files
Fish
Annual Tables
Text Files
Habitat
Reach
Annual Tables
Text Files
Segment
Annual Tables
Text Files


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data