6032

• UCREFRP Catalog Number: 6032
• Author: Maddux, H., et al.
• Title: Effects of Varied Flow Regimes on Aquatic Resources of Glen and Grand Canyons
• USFW Year: 1987.
• USFW - Doc Type: Final Report.
• Copyright Material: NO

i
Table 3.2. Frequency (days) of mean and coefficient of
variation of daily discharge categories at Lee's
Ferry USGS gauging station on the Colorado River
during the period April 1, 1984-May 30, 1986.
L=low; I-intermediate; H-high.
Coefficient of variationa
L I H
1
I Mean L 2 1 95
Daily I 269 192 81
Flow H 115 30 2
b L=0-3%, I=3.1-15%, H=15.1-100.5y
L=3,487-14,000 cfs, 1=14,001-31,500 cfs,
H=31,501-51,570 cfs
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V