Unified Interior Regions

The U.S. Geological Survey (USGS) and its cooperators are launching a 5-year study in the Great Lakes basin to identify and map unprotected areas of substantial richness in aquatic animal species, and to determine how free those habitats are from human disturbance.

The U.S. Geological Survey (USGS) reported an earthquake with a preliminary magnitude of 5.0 near Darmstadt, Ind., on June 18, 2002 at 12:37 p.m. CDT. The earthquake’s epicenter was located about 10 miles northwest of Evansville, Ind., but the temblor was felt as far away as West Virginia.

The U.S. Geological Survey (USGS) reported an earthquake with a preliminary magnitude of 5.0 near Darmstadt, Ind., on June 18, 2002 at 12:37 p.m. CDT. 

The U.S. Geological Survey (USGS) is participating in nine of the 14 public workshops scheduled by the U.S. Army Corps of Engineers (COE) this fall. The Corps of Engineers is conducting the workshops and a series of hearings to receive public comment on their recently released Revised Draft Environmental Impact Statement to the Master Water Control Manual for the Missouri River system.

Scientists from the U.S. Geological Survey (USGS) in Madison, Wisc., said today that two dead crows, found in the Chicago area tested positive for the West Nile Virus. Last week, dead crows found near Milwaukee also tested positive for the virus. So far this year, West Nile Virus has been identified in 20 states, the District of Columbia and in southern Ontario.

Scientists from the U.S. Geological Survey (USGS) in Madison, Wisc., said today that two dead crows, found in the Chicago area tested positive for the West Nile Virus. Last week, dead crows found near Milwaukee also tested positive for the virus. So far this year, West Nile Virus has been identified in 20 states, the District of Columbia and in southern Ontario.

News Release Address: USGS A minor earthquake, preliminary magnitude 3.5 according to the U.S. Geological Survey, occurred in northern Illinois at 12:17 Eastern Daylight Time, or 11:17 local time today, Sept. 2. 

About 10 strong earthquakes have struck southern Illinois and Indiana during the past 12,000 years, according to a new study by geologist Steve Obermeier of the U.S. Geological Survey and archeologists Pat Munson and Rex Garniewicz of Indiana University.

The most important ground-water problems in the states of Illinois, Indiana, Ohio, Kentucky and Tennessee are probably high concentrations of dissolved solids and large water-level declines near wells that pump large amounts of water from the aquifers (underground water-bearing rock layers), according to a new report by the U.S. Geological Survey.