WSP05271

• File Number: 8040.970
• Description: Basin Outlook Reports
• State: CO
• Date: 1/1/2001
• Author: USDOA
• Title: Colorado Basin Outlook Report
• Water Supply Pro - Doc Type: Publication

~~~====================~==============~=======~====~====================

ARKANSAS RIVER BASIN
Streamflow forecasts - June I, 2001

=====================~====$==========================================~=====~===================~========== =====~

Wetter =====>> I
1
==================== Chance Of Exceeding ~=========~=========== I
90\; 70\; ISO\; (Most Probable) I ]011 1011 I 30.Yr Avg.
(1000M) (lOOOAf) I (lOOOM) (\; AVG.) I (lOOOAF) (1000AF) I (lOOOAF)
................................==.....====.======..........======..1=..==......=====...=..=1==..........=====.......=====....=...
Chalk Creek nr Nathrop APR-SEP 8.2 14.9 I 19.4. 67 I 201]1 29
1 1
I 2<105 8] I
1 1
I 14..2 71 I
1 1
I ]10 79 I
i I
I 12.1 81 I
1 1
I 9.4 72 I
1 1
I ]2 701 I
1 1

F'orecast POInt

Forecast
Period

Arkansas River at Salida

APR.5EP

Grape Creek nr Westc1iffe

APR-5EP

Pueblo Reservoir Inflow

APR-5EP

Huerfano R1ver nr Redwing

APR-5EP

Cucharas River nr La Veta

APR-SEP

TrinIdad Lake Inflow

APR - 5EP

===============================================================

"

1
1
==~=================================================~~E~~=~=============================== ==============~========================
Usable I ... Usable Storage I Number ThIS Year as t of
Capacity I This Last I Watershed of =================
I Year Year Avg I Data S1tes Last Vr Average
..========.....=======.......===........==.===========.......=.======.=.1..==...."==========""'======='='.....======..........=
ADOBE 70.0 58.6 66.5 16.7 I UPPER ARKANSAS BASIN 2 1]] 48
1
6.6 I
1
36. 1
1
3.5 I
I
5.9 I
1
77.] I
I
.61
1
11.9 I
1
133.9 I
1
1
I
5].] I
i
34.] I
1

~~====== Drier ======

18'

6.1

227

9.'

'.0

13.

ARKANSAS RIVER BASIN
ReservoIr Storage (1000 AF) End of May

Reaervolr

CLEAR CREEK

11.0

GREAT PLAINS

150.0

HOLBROOK

HORSE CREEK

28.0

JOHN MARTIN

335.7

LAKE HENRY

MEREDITH

42.0

PUEBLO

2]6.7

TRIll IDM)

72. ]

TURQUOISE

126.6

TWIN LAKES

86.0

=========================================================~=========================~==========~==================~==============

6.

6.'

222

10.9

'"

10.9

'.2

5.6

'.3

31.

Future Conditions

268

303

'"

62.8

144.8

17.5

22

20

7.0

6.

343

393

394

o.

27.6

1] .]

15.0

156.6

296.2

15.0

11.6

14 .8

13.0

'.0

6.9

40

51

43

]0.2

H.o

~==~~~===========~===~=======================~~=======~====

~KANSAS RIVER BASIN
Watershed snowpack Analysis. June 1. 2001

CUCHARAS & HUERFANO RIVER

1133

B5

179.

245.8

PURGATOIRE RIVER BASIN

o

o

33.

64.1

TOThL ARKA},SAS RIVER BASI

"6

"

801.8

98.2

,

. 9011. 70\;, Jot, and 10\; chances of exceedlng are the probabillties that the actual volume w111 exceed the volumes in the table.

60.7

61.]

The average is computed for the 1961-1990 base perlod.

(1) The values list€d under the 10\ and 90\ Chance of Exceeding a~e actually 5\; and 95t exceedance le.els.
(2) The value is natural volume actual volume may bE< affected by upstream loIater management.