FLOOD03331

• County: Gunnison
• Community: Uncompahgre Valley
• Basin: Gunnison
• Title: Uncompahgre Valley Reclamation Project - Hydropower - Part 3 - Environmental Impact Statement DRAFT
• Date: 4/19/1989
• Floodplain - Doc Type: Project

summary Taple 2.--Summary comparison o( alternatives

Ite~

tJ,o. '
Cl"""H."t.S)........ ~.
I ~ A

B

Alte~~li8-
~(~ C I

E

F

CIl

WATER FLOW DATA (1n ftl/s)
Gunnison River;
Enterinq canyon (average annual)
Averaqe_peee~r through February {lows
Average July through september flows
Minimum flows
Below Delta (all pe:;iod:;,)
~Uneompahqre River;
Below south can'll (aver<tge annual)
Average December through February flows
Average July through sept9lf1ber flows
Below "ontroae . Delta Canal (average annual)
-Average December through February flows
Average July through september flows
Entering Montrose (average annua~)
Average December through February flows
Average July through September flows
B$low Cedar Creek (average annual)
Average December th,rough Februa.(f flows
AverAge July through september flows
Through turbines (average annual)
Average December through February 'flow.
Average, JUly through september flows
PRODUCTION DATA
Rated capaclty (lIP)
Average annual energy production (HWh)
Design flow capacity (ftl/s)
Net head at maximum capacity (feet,
PHYSICAL DATA
Pipoline diameter (inches)
TUnn~l modifications

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I
I
I
I
I
I No cha.n~
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I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
,
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I

1.103
1..392
897
300

540
89
910
312
61
471'
269
50
392
202
40
279
-NA-
-NA-
-NA-

-NA-
-NA-
-NA-
-NA-

-NA-

None

I
I
613 I
476 I
730 I
300 I
No change ,
I
342 I
88 I
579 I
113 I
60 I
140 I
65 I
48 I
58 1
684 I
956 I
'442 I
702 I
918 I
527 I
I
66,240 I
261,006 I
1,135 "I
580 I
I
120 I
None I

563
471
637
300
No chanqe

342
88
579
113
60 '
140
65
48
58
735
960
536
751
922
621 I
,1
66.240 I
274,911 I
1,135 I
580 I
I
120 I
Enlarged I

I
I.
654 I
581 I
130 I
300 I
lio change I
I
342 I
88 I
579 I
113 I
60 I
140 I
65 I
48 I
58 I
643 I
850 I
442 I
661 I
812 I
527 I
1
54,650 I
247.264 I
950 I
603 I
I
114 I
None I

618
499
730
300'
No change

343
88
585
115
60
145
67
48
63
679
932
442
695
894
522

66,240
258.619
1,135
580

120

None

.1 The minimum flow for Alternative F would be increased as necessary during- winter months tor purging ice ~ildup 1n the
Gpnnison River downstream ot! the ':lunn.l.
I Penstock diameters are prel~nary and subject to qhange.