WSP11877

• File Number: 8220.101.10
• Description: Colorado River-Water Projects-Glen Canyon Dam/Lake Powel-Glen Canyon Adaptive Management
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 9/1/2002
• Author: DOI-BOR-NPS-USGS
• Title: Proposed Experimental Releases from Glen Canyon Dam and Removal of Non-Native Fish-Environmental Assessment
• Water Supply Pro - Doc Type: Report/Study

45,000

40,000

35,000

30,000

i'
~ 25,000
Gl
II
..
'* 20.000 .
n::

15,000.

10,000

5,000

0
....
....
CD
m
()
:r
OJ
TI
CD
.
N
a
0
CD
Ul
"
"
'"
(") (") (") 6
0 0 0 :J
, , , 0
:; Cl C. -
..., :J Q) :t>
<{ en $'
3
!!l.
<'
CD
Ul
--l

Assumed tributary
sediment input

42,000 - 45,000 cis high
flows for 2 1/2 days

Alternating 2-week periods
of 8,000 cis steady
releases and 6.500 to
9,000 cis fluctuating
releases (Sept - Dee)

Non-native fish
suppression releases
(Jan - Mar)

Resume ROD
flows April 1

o

N
o
,
Cl
:J
<{

N N N N (") (") (") (") (") (")
0 0 0 0 0 0 0 0 0 0
, , , , . , .!. .!. , C:
c. '0 > u C .Q >-
Q) 0 Q) m Q) m c. m :J
en 0 z 0 ..., u. :2 <{ :2 ...,
FIGURE 2.3. - Autumn sediment input scenario