326230
The left channel is 356 meters long , with a 1.9 % slope of 19 m/km ( 98 ft/mile ) and a streamflow of 7 to 22 m ³ / sec ( 247 to 777 ft ³ / sec ) .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None