heads SW of Chauik Mtn., flows SW 8.5 mi. through Grass Valley to Niukluk River, 5 mi. S of Mount Bendelelen and 43 mi. SW of Imuruk Lake; Seward Peninsula High.
prospectors' name published on the 1908 "Map of Seward Peninsula" by Arthur Gibson.
Mount Bendeleben, Bermudez Bluff, Mount Dixon,
Rivers:Casadepaga River, Libby River,
Streams:Alice Creek, American Creek, Bennett Creek, Big Four Creek, Bonanza Creek, Brownie Creek, Camp Creek, Cliff Creek, Davison Creek, Dawson Creek, Dixon Creek, Elkhorn Creek, Eureka Creek, Fool Creek, Foster Creek, Goldbottom Creek, Hash Creek, Howard Creek, Kingsley Creek, Little Dixie Creek, Mason Creek, Nesbit Creek, No Mans Creek, Post Creek, Puckmummie Creek, Russel Creek, Sunnyside Creek, Thrope Creek, Virginia Creek, Warm Creek, Woods Willow Creek,
Valleys: