Tributaries of the Columbia River - Statistics

General Stats
  • This quiz has been taken 2 times
  • The average score is 3 of 14
Answer Stats
Length Average Discharge Answer % Correct
187 mi 37,400 ft³/s Willamette River
100%
1,078 mi 56,900 ft³/s Snake River
100%
115 mi 3,039 ft³/s Okanogan River
50%
105 mi 9,140 ft³/s Cowlitz River
0%
252 mi 5,845 ft³/s Deschutes River
0%
485 mi 30,650 ft³/s Kootenay River
0%
479 mi 26,430 ft³/s Pend Oreille River
0%
284 mi 2,060 John Day River
0%
175 mi 2,925 ft³/s Kettle River
0%
95 mi 6,125 ft³/s Lewis River
0%
57 mi 2,257 ft³/s Sandy River
0%
111 mi 7,900 ft³/s Spokane River
0%
53 mi 3,079 ft³/s Wenatchee River
0%
214 mi 3,542 ft³/s Yakima River
0%
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