7401

• UCREFRP Catalog Number: 7401
• Author: U.S. Bureau of Reclamation.
• Title: Ruedi Reservoir, Colorado Round II Water Marketing Program, Final Supplement to the Environmental Statement, Fryingpan - Arkansas Projects, Colorado.
• USFW Year: 1989.
• USFW - Doc Type: Billings, Montana.
• Copyright Material: NO

Table 2.1. Summary of Environmental Effects by Alternative (continued).
Impacts No Action
Preferred Alternative Preferred With Conservation
Measures Alternative
11b. Maximum loss of pool area in
Ruedi from July 1 to September 1
(in acres)
Dry Year 17
98
Average Year 0 0 106
Wet Year 0 22
0 2
12. Number of months (April-Sept.)
with monthly stream flows less
than 50 cfs or greater than
250 cfs on the Fryingpan River
below Rocky Fork Creek
Dry Year
Average Year
Wet Year
13. Probability (percentage) of.a
reservoir pool toss than 85,000
AF (Forest Service recommendation)
on Sept. 1 (probability in any
year)
14. Probability (percentage) of a
reservoir pool less than 52,000
AF (FS boat ramp) on Sept. 1
(probability in any year)
15. Project-induced change in
visitor-use days
16. Trout Habitat
3 Reservoir
levels
17. Trout habitat
6 Fryingpan
River Flows
1
1
1
2
2 3 2
3
3 25
25
<1 <1
<1
NA Insignificant Potential Minor Decrease
'-- Potentially 37 acres less of
littoral area th
N Potentially 103'acres less
an
o Action
in of littoral area than No
n average year (1975),
which indicates a moderate Action in an average year
(1975) which indicates a
habitat reduction for trout. moderate habitat reduction
for trout.
--- Minimal effects on cover
and f
od No measureable effects on
o
sources and
alteration of spawning fry and Juvenile, however,
slightly more frequent and
periods, moderate habitat larger habitat changes than
loss for Juvenile and adult Preferred Alternative.
trout, no impact on incu.
bating eggs.
y
00
5 ('