About Us

orsancoThe Ohio River Valley Water Sanitation Commission (ORSANCO), was established on June 30, 1948 to control and abate pollution in the Ohio River Basin. ORSANCO is an interstate commission representing eight states and the federal government. Member states include: Illinois, Indiana, Kentucky, New York, Ohio, Pennsylvania, Virginia, and West Virginia. To view a list of current commissioners, click here: ORSANCO Commissioners

ORSANCO operates programs to improve water quality in the Ohio River and its tributaries, including: setting waste water discharge standards; performing biological assessments; monitoring for the chemical and physical properties of the waterways; and conducting special surveys and studies. ORSANCO also coordinates emergency response activities for spills or accidental discharges to the river, and promotes public participation in programs, such as the Ohio River Sweep and the RiverWatchers Volunteer Monitoring Program. To request a brochure or more information about ORSANCO, click here: Request Publications.

ORSANCO is located at 5735 Kellogg Avenue (about one mile west of I-275) in Cincinnati, Ohio.