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El Paso Field Division Office - Water Operations: Rio Grande Project

Caballo Reservoir
**Elevation
( Date: 2009 )

Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total
1 4136.96 4138.05 4144.96 4143.45 4147.38 4148.73 4150.07 4147.92 4141.48 4141.49 4138.97    
2 4136.99 4138.07 4145.18 4143.16 4147.40 4148.72 4150.44 4147.95 4140.58 4141.22 4139.02    
3 4137.01 4138.08 4145.40 4142.87 4147.49 4148.75 4150.94 4147.84 4139.82 4140.92 4139.03    
4 4137.05 4138.10 4145.60 4142.92 4147.54 4148.73 4151.68 4147.60 4139.20 4140.62 4139.05    
5 4137.07 4138.12 4145.85 4142.79 4147.54 4148.70 4151.84 4147.46 4138.76 4140.35      
6 4137.11 4138.13 4146.06 4142.68 4147.48 4148.64 4152.03 4147.50 4138.21 4140.15      
7 4137.16 4138.16 4146.30 4142.64 4147.40 4148.59 4152.02 4147.44 4137.72 4139.97      
8 4137.16 4138.17 4146.38 4142.68 4147.33 4148.49 4151.91 4147.39 4137.49 4139.79      
9 4137.26 4138.15 4146.53 4142.77 4147.28 4148.34 4151.84 4147.31 4137.46 4139.51      
10 4137.20 4138.21 4146.57 4142.80 4147.25 4148.13 4151.64 4147.26 4137.43 4139.12      
11 4137.28 4138.22 4146.47 4142.80 4147.15 4148.04 4151.40 4147.21 4137.68 4138.82      
12 4137.28 4138.26 4146.37 4142.81 4147.00 4148.16 4151.18 4147.17 4137.87 4138.46      
13 4137.29 4138.26 4146.26 4142.90 4146.86 4148.27 4150.92 4147.16 4137.97 4138.36      
14 4137.31 4138.29 4145.87 4143.19 4146.69 4148.36 4150.56 4147.15 4138.07 4138.40      
15 4137.33 4138.30 4145.56 4143.44 4146.56 4148.45 4150.18 4147.10 4138.19 4138.44      
16 4137.36 4138.30 4145.18 4143.76 4146.44 4148.49 4149.79 4147.05 4138.37 4138.46      
17 4137.39 4138.29 4144.77 4144.08 4146.32 4148.46 4149.46 4147.00 4138.68 4138.48      
18 4137.41 4138.25 4144.37 4144.44 4146.25 4148.41 4149.19 4146.93 4138.93 4138.52      
19 4137.44 4139.17 4144.05 4144.77 4146.27 4148.39 4148.89 4146.90 4139.31 4138.55      
20 4137.46 4140.15 4143.73 4145.02 4146.28 4148.40 4148.55 4146.77 4139.54 4138.63      
21 4137.48 4140.98 4143.38 4145.21 4146.27 4148.41 4148.09 4146.62 4139.83 4138.67      
22 4137.51 4141.83 4143.03 4145.46 4146.51 4148.36 4147.78 4146.54 4139.94 4138.71      
23 4137.85 4142.65 4142.75 4145.80 4146.84 4148.37 4147.68 4146.46 4140.18 4138.73      
24 4137.87 4143.35 4142.35 4146.14 4147.21 4148.48 4147.66 4146.32 4140.44 4138.75      
25 4137.88 4143.83 4142.30 4146.46 4147.59 4148.64 4147.67 4145.87 4140.72 4138.80      
26 4137.90 4144.25 4142.46 4146.78 4147.88 4148.82 4147.66 4145.57 4140.96 4138.80      
27 4137.95 4144.54 4142.61 4146.99 4147.99 4149.00 4147.73 4145.23 4141.21 4138.80      
28 4137.97 4144.72 4143.09 4147.00 4148.10 4149.30 4147.84 4144.40 4141.42 4138.85      
29 4137.98   4143.18 4147.06 4148.26 4149.54 4147.83 4143.58 4141.62 4138.89      
30 4138.00   4143.54 4147.18 4148.45 4149.79 4147.90 4142.75 4141.71 4138.90      
31 4138.02   4143.59   4148.65   4147.93 4141.92   4138.93      
                           
MEAN 4137.45 4139.75 4144.64 4144.34 4147.21 4148.60 4149.69 4146.50 4139.36 4139.20 4139.02   4143.25
MAX 4138.02 4144.72 4146.57 4147.18 4148.65 4149.79 4152.03 4147.95 4141.71 4141.49 4139.05   4152.03
MIN 4136.96 4138.05 4142.30 4142.64 4146.25 4148.04 4147.66 4141.92 4137.43 4138.36 4138.97   4136.96
                           
  *** As of midnight                      

*** Preliminary Data ... All Data Subject To Revision ***

*** New Rating Tables dated October 2007 in Effect January 1***

*** Corrected Water Surface Elevation based on March 25 Survey and Discussion and Collaboration with Rio Grande Compact Commission Engineer Advisors on April 22 and May 4 and 5, 2009 ***

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