Idaho Water Supply Committee Meeting Southwest Idaho Report March 14, 2014.
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Idaho Water Supply Committee Meeting Southwest Idaho Report March 14, 2014
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Transcript of Idaho Water Supply Committee Meeting Southwest Idaho Report March 14, 2014.
Idaho Water Supply Committee Meeting
Southwest Idaho Report
March 14, 2014
56% of Boise System Capacity
69% of Payette System Capacity
Boise Basin RunoffMarch 1 – July 31
30-yr Avg.
2002 2003 2004 2013 3/1/2014 fore-cast
0
200,000
400,000
600,000
800,000
1,000,000
1,200,000
1,400,000
1,600,000
1,434,000
1,210,0001,266,000
1,081,000
725,000
1,130,000
Acre
-Feet
79% of Avg.84% of Avg.
Anderson Ranch Reservoir InflowsMarch 1 – July 31
30-yr Avg.
2000 2002 2010 2013 3/1/14 fcst.
0
100,000
200,000
300,000
400,000
500,000
600,000
520,000
418,000 397,000 427,000
274,000
411,000
Acr
e-F
eet
79% of Avg.
53% of Avg.
76% of Avg.
Payette River Runoff at Horseshoe Bend March 1 – July 31
30 YR AVG
2002 2004 2009 2013 3/1/14 Forecast
0
200,000
400,000
600,000
800,000
1,000,000
1,200,000
1,400,000
1,600,000
1,800,000
1,683,000
1,442,000
1,388,000
1,625,000
1,058,000
1,392,000
Ac
re-F
ee
t
84% of Avg.
63% of Avg.
85% of Avg.
Deadwood Reservoir InflowsMarch 1 – July 31
30 YR AVG
2002 2004 2009 2013 3/1/14 Forecast
0
20,000
40,000
60,000
80,000
100,000
120,000
140,000
130,000
106,000 109,000
126,000
94,000
112,000
Ac
re-F
ee
t
86% of Avg.
72% of Avg.
82% of Avg.
30 YR AVG
2002 2004 2009 2013 3/1/14 Fore-cast
0
100,000
200,000
300,000
400,000
500,000
600,000
533,000
473,000 457,000
512,000
386,000
460,000
Ac
re-F
ee
tCascade Reservoir Inflows
March 1 – July 31
86% of Avg.
72% of Avg.89% of Avg.
44% of normal runoff
30% of normal runoff
Western Owyhee County, Oregon, January, 2014
Owyhee Reservoir InflowsMarch 1 – June 30
0
100,000
200,000
300,000
400,000
500,000
600,000
30-yrAvg.
1992 1994 2012 2013 3/1/14forecast
534,000
61,000106,000
177,000142,000 110,000
Acr
e-F
eet
21% of Avg.11% of Avg.
33% of Avg.
Actions planned for 2014 irrigation season
• Delay start of water deliveries from Owyhee Reservoir
• Reduced allotments for Owyhee River water – possibly as low as 1 ac-ft /acre
• No Owyhee River deliveries for lands with Snake & Owyhee River rights
• Permit water transfers within the districts
