DWR_4151827

• Title: JUNE 1997 SWSI: COLORADO WATER SUPPLY CONDITIONS UPDATE, SURFACE WATER SUPPLY INDEX
• Year: 1997
• Document Type - Publications and Reports: SWSI Monthly Report

COLORADO BASIN June, 1997
I
Basinwide Conditions Assessment:
The SWSI value of 3.2 indicates that for May the COLORADO RIVER BASIN
asin 5
water supplies were well above normal. The Natural S�=•« t•r Supply Index History
Resources Conservation Service reports June 1 snowpack as 4_ •
146% of normal. Flow at the gaging station Colorado River - 3_ w L
near Dotsero averaged 7,734 cfs as compared to the long term =
average of 4,509 cfs. Storage in Green Mountain,Ruedi, and 2—Williams Fork reservoirs totaled 125%of normal as of the end .: ;::::1.
of May. g o 1 .� o �`W ,� �%,� ; �._.�.
Outlook 1 '�
Late May was the start of high river flows with the 0 `
runoff peak anticipated in early June. All major reservoirs are -3-
anticipated to spill. -4
JAN89 JAN89 JAN90 JAN91 JAN92 JAN93 JAN94 JAN95 JAN86 JAN87
MONTW YEAR
Administrative/Management Concerns
The Summit County Board of County Commissioners
held a public meeting in Breckenridge on May 15 to air
concerns regarding numerous items, one of which included
the permitted uses of existing well permits. This was an COLORADO RIVER NR. DOTSERO
educational and informational meeting with representatives 9.2 FLOW BY WATBi YEAR
from:Wolford Reservoir,Clinton Reservoir,the U.S.Bureau of 2 e -
Reclamation, Denver Water, the Northwest Colorado Council 2.9
of Governments, and the Colorado Division of Water 2.2.
Resources. i^ 2
I 1.8
a
1.6
Public Use Impacts 1.4 .-----
Boaters on the reservoirs and kayakers on the rivers s 1.2 -
re enjoying the effects of this winter's snow melt. I
0.4
0.2
0
Oct Nov Dee Jan P90 Mrch Aprll MSV Jun. July Aug 5wt
MONTH
0 WET(1984) O DRY(1977) C AVG X 1997
REPRESENTATIVE RESERVOIRS
100 COLORADO RIVER BASIN
::i
\
;n 60_///\
is.3' 71:1-,,iy V r so
7\
N V 40
r
i 30
20_././.\\\
10
0 /\ /f\\ /\
Grsan Mountain Rued I WI llama Fork
® Avg. 5/31 Lbnt.nta ® 5/31/97 Contents