Idaho Water Supply Idaho Water Supply Committee MeetingCommittee Meeting

Southwest Idaho ReportSouthwest Idaho Report

February 14, 2011February 14, 2011

““The Eskimos had fifty-two names for snow because it The Eskimos had fifty-two names for snow because it was important to them: there ought to be as many was important to them: there ought to be as many for love.”for love.”

Margaret Atwood, authorMargaret Atwood, author

63% of Boise System Capacity

64% of Payette System Capacity

S. Fork Boise (Anderson Ranch) RunoffS. Fork Boise (Anderson Ranch) RunoffFebruary 1 – July 30February 1 – July 30

102% of Avg.109% of Avg.

100% of Avg.72% of Avg.

Boise Basin RunoffBoise Basin RunoffFebruary 1 – July 30February 1 – July 30

82% of Avg.

Payette River Runoff at Horseshoe BendPayette River Runoff at Horseshoe Bend February 1 – July 31February 1 – July 31

100% of Avg..81% of Avg.

Cascade Reservoir InflowsCascade Reservoir InflowsFebruary 1 – July 31February 1 – July 31

101% of Avg.

100% of Avg.

Deadwood Reservoir InflowsDeadwood Reservoir InflowsFebruary 1 – July 31February 1 – July 31

0

20,000

40,000

60,000

80,000

100,000

120,000

140,000

160,000

30 Yr Avg 1985 2008 2010 2/1/11 Forecast

146,000

116,000

151,000130,000 140,000

Acre

-Feet

96% of Avg.79% of Avg.

Owyhee Basin RunoffOwyhee Basin RunoffFebruary - JuneFebruary - June

112% of Avg.121% of Avg.