| Description: | Illinois State Water Survey (ISWS) continues to provide a wealth of scientific and engineering data for use by individuals, businesses, and government agencies throughout Illinois and the nation. The many uses of these data include education, research, natural resources planning, insurance, public health, transportation, policy analysis, agriculture, energy development, facilities maintenance, and construction. More information is contained throughout this 2004-2005 Annual Report. Almost every area of Illinois has been served by the Survey during its 100-year-plus tenure. | |