Where available, the total extent of the stream's drainage basin[1] is shown after the name.
The names of the 17 Colorado rivers with a drainage basin of more than 10,000 square kilometers (3,900 sq mi), about three times the area of Rhode Island, are shown in bold.
As of February 1, 2008, the U.S. Board on Geographic Names had identified 5,564 natural streams in the State of Colorado.
The following tributary chart shows many important streams that flow through the State of Colorado including all 158 named rivers.
[1] The names of the 17 Colorado rivers with a drainage basin of more than 10,000 square kilometers (3,900 sq mi) are shown in bold.