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

Elephant Butte Reservoir
**Elevation
( Date: 2009 )

Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total
1 4350.44 4353.43 4353.18 4349.51 4346.60 4352.48              
2 4350.53 4353.52 4353.12 4349.49 4346.67 4352.60              
3 4350.63 4353.60 4353.06 4349.45 4346.73 4352.56              
4 4350.73 4353.69 4352.98 4349.45 4346.78 4352.55              
5 4350.83 4353.78 4352.90 4349.40 4346.88 4352.54              
6 4350.91 4353.86 4352.83 4349.37 4347.06 4352.57              
7 4350.99 4353.95 4352.77 4349.35 4347.13 4352.65              
8 4351.07 4354.03 4352.71 4349.26 4347.29 4352.68              
9 4351.16 4354.12 4352.65 4349.17 4347.48 4352.75              
10 4351.25 4354.21 4352.58 4349.10 4347.68 4352.86              
11 4351.34 4354.30 4352.51 4348.95 4347.86 4352.85              
12 4351.44 4354.37 4352.45 4348.86 4348.05 4352.83              
13 4351.54 4354.46 4352.40 4348.69 4348.27 4352.76              
14 4351.65 4354.54 4352.33 4348.49 4348.53 4352.74              
15 4351.75 4354.62 4352.26 4348.23 4348.74 4352.69              
16 4351.85 4354.69 4352.18 4348.06 4348.95 4352.65              
17 4351.96 4354.77 4352.11 4347.88 4349.19 4352.53              
18 4352.06 4354.72 4351.99 4347.75 4349.48 4352.45              
19 4352.17 4354.58 4351.85 4347.64 4349.72 4352.34              
20 4352.27 4354.42 4351.70 4347.50 4349.93 4352.24              
21 4352.37 4354.26 4351.54 4347.38 4350.15 4352.09              
22 4352.48 4354.11 4351.38 4347.26 4350.44 4351.90              
23 4352.58 4353.95 4351.20 4347.12 4350.60 4351.69              
24 4352.67 4353.82 4350.98 4346.95 4350.78 4351.52              
25 4352.77 4353.70 4350.72 4346.79 4350.94 4351.34              
26 4352.85 4353.60 4350.44 4346.63 4351.14 4351.11              
27 4352.95 4353.51 4350.19 4346.54 4351.35 4350.85              
28 4353.05 4353.26 4349.98 4346.53 4351.56 4350.63              
29 4353.14   4349.77 4346.55 4351.83 4350.41              
30 4353.24   4349.55 4346.54 4352.07 4350.24              
31 4353.33   4349.41   4352.30                
                           
MEAN 4351.87 4354.07 4351.80 4348.13 4349.10 4352.14             4351.18
MAX 4353.33 4354.77 4353.18 4349.51 4352.30 4352.86             4354.77
MIN 4350.44 4353.26 4349.41 4346.53 4346.60 4350.24             4346.53
                           
  * New rating tables dated Oct. 2007 in effect on Jan. 1                
  ** As of midnight                    
  Bold= Corrected water surface elevation based on Mar. 25 survey and discussion and collaboration with Rio Grande Compact Commission
    engineer advisors on April 22 and May 4 and 5, 2009.              

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

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