The consent of the Congress of the United States is given to the
States of Maine, New York, New Hampshire, Vermont, Massachusetts,
Rhode Island, Connecticut, Pennsylvania, West Virginia, Kentucky,
Indiana, Illinois, Tennessee, and Ohio, or any two or more of them,
to negotiate and enter into agreements or compacts for conserving
and regulating the flow, lessening flood damage, removing sources
of pollution of the waters thereof, or making other public
improvements on any rivers or streams whose drainage basins lie
within any two or more of the said States.
No such compact or agreement shall be binding or obligatory upon
any State a party thereto unless and until it has been approved by
the legislatures of each of the States whose assent is contemplated
by the terms of the compact or agreement and by the Congress.