Unified Interior Regions

Illinois

The USGS Central Midwest Water Science Center collects, analyzes and disseminates the impartial hydrologic data and information needed to wisely and effectively manage water resources in Illinois. Our scientific research affects current issues ranging from flood and drought hazards to the impact and control of invasive species.

Link to Science Center

States L2 Landing Page Tabs

Filter Total Items: 98
USGS science for a changing world logo
November 9, 2009

Concentrations of several major pesticides mostly declined or stayed the same in "Corn Belt" rivers and streams from 1996 to 2006, according to a new U.S. Geological Survey study.

USGS science for a changing world logo
September 16, 2009

Levels of chloride, a component of salt, are elevated in many urban streams and groundwater across the northern U.S., according to a new government study. Chloride levels above the recommended federal criteria set to protect aquatic life were found in more than 40 percent of urban streams tested. The study was released today by the U.S. Geological Survey (USGS).

USGS science for a changing world logo
August 10, 2009

By washing your hands after digging in beach sand, you could greatly reduce your risk of ingesting bacteria that could make you sick. In new research, scientists have determined that, although beach sand is a potential source of bacteria and viruses, hand rinsing may effectively reduce exposure to microbes that cause gastrointestinal illnesses.

USGS
December 18, 2008

U.S. Geological Survey Deputy Director Robert Doyle has been selected as a Distinguished recipient of the Presidential Rank Award, a prestigious award that commends outstanding leadership and long-term accomplishments.

USGS
September 30, 2008

Although Hurricane Ike is long gone, its impact lingers more than a thousand miles from where it made landfall.  Runoff from tributaries dumped massive amounts of sediment into Lake Michigan, contaminating the water, compromising near-shore navigation and raising E coli bacteria to levels unsafe for swimming. 

USGS
April 21, 2008

Friday's magnitude-5.2 earthquake in southern Illinois is a reminder that earthquakes are a national hazard.

USGS
April 18, 2008

Today's early morning earthquake that jolted many in the central U.S. is a reminder that seismic events do occur in areas not normally thought of as "earthquake country."

USGS
January 29, 2008

Nine states in the Mississippi River Basin contribute the majority of nutrients to the Northern Gulf of Mexico, threatening the economic and ecological health of one of the nation's largest and most productive fisheries.

USGS
January 24, 2008

The overabundance of nutrients in the Gulf has resulted in a zone of low dissolved oxygen, or hypoxia, which can cause stress and death in bottom-dwelling organisms, threatening the economic and ecological health of the one of the nation's most productive fisheries.

USGS science for a changing world logo
August 8, 2006

A report published by the U.S. Geological Survey (USGS) contains a regional map and an associated database that inventory 36 locations of reported natural asbestos and fibrous amphibole occurrences in the central United States.

USGS science for a changing world logo
May 14, 2004

America’s rivers and streams are generally suitable for irrigation, supplying drinking water, and home and recreational uses. However, in areas with significant agricultural and urban development, the quality of our nation’s water resources has been degraded by contaminants such as pesticides, nutrients, and gasoline-related compounds.