Little River.
That would be the Colorado River, although I think that the largest river entirely in the southern California region would be somewhere in LA county due to the large watershed from the tallest mountains in Southern California which are the San Bernardino Mountains in Riverside county.
The Little Bighorn is a 138-mile-long river that begins in northern Wyoming and flows northward into Montana.
* Yeocomico River. * Occoquan River. * Little River. * Shoemaker River. * Little Dry River. * Little Wicomico River. * Jordan river. * Piankatank River. * Mattaponi River * Chickahominy River. * Little Willis River. * Little Piney River. * Little Calfpasture River. * Little Nottoway River. * Little Dan River. * Little Falling River. * Little Otter River. Little may not qualify as a small river but there are at least fifteen rivers in Virginia that start their names with Little.
The Colorado River borders California.
1 - The New River, a tributary of the Kanawha River, is about 320 miles long. It flows through the states of North Carolina, Virginia, and West Virginia in the United States. 2 - The New River flows north from the city of Mexicali, Baja California, Mexico into the United States through the city of Calexico, California is about 81 miles long.
The Colorado River is 1,450 miles long (2,330 kilometers). It flows from Grand Lake, CO to the Gulf of California.
California is an expansive state with many major rivers. A few examples are: The Klamath River in the north, the Elk River a little to the south, the Sacramento River, the Santa Maria River, and The Los Angeles River.
The Colorado River passes through the Grand Canyon in the northwest part of Arizona.The Colorado River, and not the Little Colorado River or the Colorado River of Texas.Colorado river
about 8 and a half hours. Have fun if you are going there 😊
The Colorado River forms the border between California and Arizona.
Eel River