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,                                                                   BUREAU OF RECLAMATION
                                                                    LOWER COLORADO REGION
                                                                    BOULDER CITY, NEVADA

                                                               ACCUMULATIONS FOR APRIL 2013

    |GLEN CANYON    |                         HOOVER DAM         |             DAVIS DAM           |      MWD       |            PARKER DAM              |
    |               |  LAKE                                      |LAKE                             |                | LAKE                               |   C.A.P.
    |         ACCUM.|  MEAD    HOOVER RELEASE        GROSS  RATE |MOHAVE      DAVIS RELEASE   GROSS|DIVER. AT INTAKE| HAVASU     PARKER RELEASE     GROSS| DIVER. ACCUM.
DAY |   CFS    A.F. |  ELEV.   CFS    A.F.   ACCUM.   GEN  KWH/AF|ELEV   CFS   A.F.   ACCUM.  GEN  | A.F. ACCUM.    | ELEV    CFS    A.F.   ACCUM.  GEN. | A.F.   A.F.
----------------------------------------------------------------------------------------------------------------------------------------------------------------------
  1    9700   19240   1118.57  14295  28354   28354  11985  423  641.93  16530  32778   32778  4094  3487   3487    447.70  12820  25433    25433   1730   4502   4502
  2    9700   38479   1118.35  20918  41490   69844  17655  426  642.13  16670  33069   65847  4131  3560   7047    447.76  12500  24788    50221   1688   3614   8116
  3    9700   57719   1118.02  23129  45876  115720  19479  425  642.58  16660  33052   98899  4117  3507  10554    447.76  12390  24575    74796   1674   3616  11732
  4    9600   76760   1117.82  21258  42164  157885  17942  426  642.84  17690  35087  133986  4381  3509  14063    447.82  11590  22995    97791   1573   3921  15654
  5    9800   96198   1117.66  17330  34374  192259  14652  426  642.69  17700  35116  169102  4380  3566  17629    447.80  13490  26757   124548   1833   5589  21243
  6    8900  113851   1117.55  15347  30440  222699  12978  426  642.51  17680  35069  204171  4372  3370  20999    447.68  14000  27759   152307   1897   5591  26834
  7    8100  129917   1117.45  15531  30806  253505  13067  424  642.28  17700  35104  239275  4367  3525  24524    447.49  13600  26983   179290   1839   7144  33979
  8    9800  149355   1117.25  18252  36202  289707  15350  424  642.26  18390  36476  275751  4536  3576  28100    447.52  14000  27759   207049   1871   5649  39628
  9    9600  168397   1116.99  22022  43680  333387  18608  426  642.75  15990  31725  307476  3933  3648  31747    447.73  12590  24971   232020   1681   5631  45259
 10    9700  187636   1116.74  19401  38482  371869  16255  422  642.98  14400  28559  336035  3544  2840  34588    447.35  13990  27751   259771   1861   5589  50848
 11    9600  206678   1116.60  16339  32408  404277  13771  425  643.15  13590  26962  362997  3345  2430  37018    447.51   8100  16062   275833    946   5625  56473
 12    9600  225719   1116.37  21607  42856  447133  18424  430  643.60  14300  28371  391368  3537  2580  39598    447.11  12790  25376   301209   1729   5619  62093
 13    8800  243174   1116.24  13696  27166  474299  11460  422  643.49  14990  29725  421093  3698  2527  42125    446.77  13000  25779   326988   1707   5580  67672
 14    8000  259041   1116.12  15388  30522  504821  12935  424  643.28  17610  34933  456026  4374  3481  45606    446.42  13000  25776   352764   1707   7123  74795
 15    9700  278281   1115.94  17758  35222  540043  14900  423  643.05  18580  36845  492871  4617  3453  49059    446.57  12830  25443   378207   1690   5665  80459
 16    9700  297521   1115.74  18195  36090  576133  15301  424  643.27  16600  32931  525802  4119  3507  52566    446.76  13200  26175   404382   1741   5607  86067
 17    9700  316760   1115.47  22035  43706  619839  18576  425  643.91  12490  24780  550582  3081  1995  54561    446.54  12510  24808   429190   1646   5580  91646
 18    9700  336000   1115.25  19282  38246  658085  16253  425  644.15  14410  28580  579162  3584  2037  56598    446.55   9900  19636   448826   1264   3219  94865
 19    9500  354843   1115.08  18352  36400  694485  15432  424  644.18  17780  35266  614428  4472  2059  58657    446.69  11810  23427   472253   1547   3221  98087
 20    8600  371901   1114.91  16204  32140  726625  13597  423  644.02  18380  36464  650892  4619  2041  60698    446.82  12910  25599   497852   1692   4032 102119
 21    8000  387769   1114.82  14761  29278  755903  12388  423  643.66  18380  36459  687351  4601  2015  62713    446.76  14290  28340   526192   1914   7129 109248
 22    9700  407008   1114.73  18759  37208  793111  15737  423  643.52  19290  38269  725620  4825  2045  64758    446.77  15200  30141   556333   2025   3927 113175
 23    9400  425653   1114.37  20324  40312  833423  16918  420  643.45  21300  42254  767874  5346  2029  66787    447.01  15610  30953   587286   2056   2805 115979
 24    9400  444297   1114.22  19471  38620  872043  16330  423  643.30  20500  40661  808535  5132  1853  68640    447.29  15320  30377   617663   2019   3677 119657
 25    9400  462942   1113.99  17515  34740  906784  14697  423  643.03  20500  40666  849201  5126  2039  70679    447.99  10700  21229   638892   1309   3711 123368
 26    9300  481388   1113.85  18620  36932  943715  15634  423  643.01  20010  39687  888888  4994  2093  72772    448.46  13500  26786   665678   1785   3646 127014
 27    8400  498050   1113.71  14686  29130  972845  12388  425  642.79  16000  31728  920616  3950  2087  74858    448.75  12490  24768   690446   1627   3794 130808
 28    7700  513322   1113.54  18374  36444 1009289  15476  425  642.96  15990  31720  952336  3947  3372  78230    448.64  12690  25176   715622   1710   6371 137179
 29    9400  531967   1113.21  23691  46990 1056279  19851  422  643.46  16000  31731  984067  3971  3316  81546    448.46  12910  25611   741233   1708   5595 142774
 30    9800  551405   1112.91  23605  46820 1103099  19728  421  643.87  16580  32894 1016961  4133  3281  84827    448.35  12100  24004   765237   1608   5689 148463

TOTAL                                               467767                                   127325                                                51078










                                                                    BUREAU OF RECLAMATION
                                                                    LOWER COLORADO REGION
                                                                    BOULDER CITY, NEVADA

                                                     AVAILABLE RESERVOIR ELEVATIONS AND CONTENTS FOR APRIL 2013

                                        LAKE MEAD                      LAKE MOHAVE                      LAKE HAVASU                        SENATOR WASH
  AVAILABLE CAPACITY IN A.F.            *26120000                        1809800                           619400                              9144
  ELEVATION IN FEET                        1219.6                          647.0                            450.0                             240.0

           TOTAL     TOTAL    |             HOOVER            |            DAVIS            |             PARKER            |             SENATOR WASH
          SYSTEM    AVAILABLE |ELEVATION    CONTENT   RELEASE |ELEVATION   CONTENT  RELEASE |ELEVATION    CONTENT   RELEASE | ELEVATION   CONTENT  PUMPED   RELEASE
     DAY  STORAGE**   SPACE   |  FEET       1000A.F.    ft3/s |  FEET      1000A.F.  ft3/s  |   FEET      1000A.F.  ft3/s   |  FEET        A.F.     ft3/s    ft3/s
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------
       1    31854.8  29270.3    1118.57      13463       14300   641.93     1669.6    16500    447.70      574.3    12800      236.73     7924        0        0
       2    31829.2  29295.9    1118.35      13441       20900   642.13     1674.9    16700    447.76      575.4    12500      234.67     7240        0      311
       3    31803.4  29321.6    1118.02      13410       23100   642.58     1687.2    16700    447.76      575.4    12400      233.20     6758        0      211
       4    31782.4  29342.7    1117.82      13390       21300   642.84     1694.2    17700    447.82      576.6    11600      230.69     5980        0      374
       5    31757.4  29367.6    1117.66      13375       17300   642.69     1690.3    17700    447.80      576.1    13500      228.94     5469        0      239
       6    31732.9  29392.2    1117.55      13364       15300   642.51     1685.3    17700    447.68      574.0    14000      232.21     6444      529        0
       7    31707.0  29418.1    1117.45      13355       15500   642.28     1679.2    17700    447.49      570.4    13600      237.99     8396     1057        0
       8    31685.1  29440.0    1117.25      13335       18300   642.26     1678.5    18400    447.52      571.0    14000      238.51     8588      201        0
       9    31669.1  29456.0    1116.99      13310       22000   642.75     1691.9    16000    447.73      574.8    12600      238.66     8643      146        0
      10    31633.7  29491.4    1116.74      13286       19400   642.98     1698.3    14400    447.35      567.7    14000      238.07     8426        0        0
      11    31616.4  29508.6    1116.60      13273       16300   643.15     1702.8    13600    447.51      570.7     8100      236.90     8006        0      132
      12    31590.6  29534.4    1116.37      13251       21600   643.60     1715.2    14300    447.11      563.2    12800      236.48     7859        0        0
      13    31564.1  29561.0    1116.24      13238       13700   643.49     1712.3    15000    446.77      556.9    13000      235.77     7613        0       60
      14    31538.0  29587.0    1116.12      13227       15400   643.28     1706.5    17600    446.42      550.4    13000      234.15     7067       47      294
      15    31516.0  29609.1    1115.94      13209       17800   643.05     1700.2    18600    446.57      553.1    12800      230.20     5834        0      624
      16    31495.4  29629.7    1115.74      13190       18200   643.27     1706.1    16600    446.76      556.7    13200      227.52     5075        0      423
      17    31476.2  29648.9    1115.47      13164       22000   643.91     1723.6    12500    446.54      552.5    12500      228.23     5270      119        0
      18    31451.6  29673.4    1115.25      13143       19300   644.15     1730.4    14400    446.55      552.8     9900      228.04     5217        0        0
      19    31430.6  29694.4    1115.08      13127       18400   644.18     1731.3    17800    446.69      555.4    11800      227.86     5168        0        0
      20    31405.2  29719.8    1114.91      13111       16200   644.02     1726.7    18400    446.82      557.9    12900      227.68     5119        0        0
      21    31380.7  29744.4    1114.82      13102       14800   643.66     1716.8    18400    446.76      556.6    14300      227.49     5067        0        0
      22    31358.7  29766.3    1114.73      13094       18800   643.52     1712.9    19300    446.77      556.8    15200      223.66     4088        0      503
      23    31317.9  29807.1    1114.37      13059       20300   643.45     1711.0    21300    447.01      561.3    15600      218.05     2872        0      628
      24    31292.4  29832.6    1114.22      13045       19500   643.30     1707.1    20500    447.29      566.5    15300      214.07     2168        0      370
      25    31265.0  29860.1    1113.99      13023       17500   643.03     1699.6    20500    447.99      579.8    10700      213.64     2101        0       30
      26    31250.9  29874.2    1113.85      13010       18600   643.01     1698.9    20000    448.46      589.0    13500      213.60     2095        0        0
      27    31228.0  29897.0    1113.71      12997       14700   642.79     1693.0    16000    448.75      594.6    12500      219.07     3074      509        0
      28    31207.9  29917.2    1113.54      12981       18400   642.96     1697.6    16000    448.64      592.3    12700      218.94     3047        0        0
      29    31184.0  29941.1    1113.21      12949       23700   643.46     1711.4    16000    448.46      588.9    12900      218.82     3024        0        0
      30    31155.4  29969.7    1112.91      12921       23600   643.87     1722.6    16600    448.35      586.8    12100      218.67     2994        0        0

TOTAL                                                   556200                       512900                        385800                          2608     4199
AVE.                                                     18540                        17100                         12860                            87      140
AC FT                                                  1103000                      1017000                        765000                          5173     8329

      * BOTTOM OF EXCLUSIVE FLOOD CONTROL SPACE
     ** INCLUDES FONTENELLE AND CRYSTAL RESERVOIRS


                                                                      BUREAU OF RECLAMATION
                                                                      LOWER COLORADO REGION
                                                                      BOULDER CITY, NEVADA

                                             COLORADO RIVER STORAGE PROJECT DATA (operational) FOR APRIL 2013

                   LAKE POWELL          |        FLAMING GORGE        |          NAVAJO            |      BLUE MESA             |     MORROW POINT
             MAX. STORAGE 24322000 AF   |  MAX. STORAGE 3749000 AF    | MAX. STORAGE 1696000 AF    | MAX. STORAGE 829500 AF     | MAX. STORAGE 117025 AF  
    COMPUTED MAX. ELEV. 3700.0 FEET     |  MAX. ELEV. 6040.0 FEET     | MAX. ELEV. 6085.0 FEET     | MAX. ELEV. 7519.4 FEET     | MAX. ELEV. 7160.0 FEET
     INFLOW  ELEVATION CONTENT  RELEASE |  ELEVATION CONTENT  RELEASE | ELEVATION CONTENT  RELEASE | ELEVATION CONTENT  RELEASE | ELEVATION CONTENT  RELEASE
DATE FT3/S   (FEET)  (1000 AF)   FT3/S  |  (FEET)  (1000 AF)   FT3/   |(FEET)  (1000 AF)   FT3/S   | (FEET)  (1000 AF)   FT3/S  |(FEET)  (1000 AF)   FT3/S
------------------------------------------------------------------------------------------------------------------------------------------------------------
   1   5400   3598.87   11643     9700      6020.19   2990      820      6022.36    930      500     7454.24    336.7     350     7144.35    104.8     420
   2   2800   3598.73   11629     9700      6020.23   2990      820      6022.37    930      500     7454.33    337.2     410     7144.44    104.8     430
   3   6000   3598.65   11622     9700      6020.25   2990      820      6022.36    930      500     7454.45    338.0     260     7144.14    104.6     440
   4   3800   3598.53   11610     9600      6020.27   2990      820      6022.35    930      500     7454.49    338.2     550     7144.43    104.8     510
   5   6500   3598.46   11604     9800      6020.29   2990      820      6022.32    930      500     7454.53    338.4     710     7144.96    105.2     610
   6   4600   3598.37   11595     8900      6020.33   2990      820      6022.28    930      500     7454.55    338.5     640     7145.24    105.4     620
   7   4400   3598.29   11588     8100      6020.35   2990      820      6022.24    930      500     7454.64    339.1     530     7145.12    105.3     640
   8   8600   3598.26   11585     9800      6020.35   2990      820      6022.21    930      500     7454.68    339.3     650     7145.24    105.4     710
   9   4800   3598.16   11575     9600      6020.33   2990      820      6022.33    930      500     7454.76    339.8     620     7145.17    105.4     760
  10   3600   3598.03   11564     9700      6020.35   2990      820      6022.40    930      500     7454.76    339.8     540     7144.89    105.2     690
  11   3600   3597.91   11552     9600      6020.37   2990      820      6022.42    930      530     7454.72    339.5     630     7145.08    105.3     580
  12   5900   3597.83   11544     9600      6020.35   2990      820      6022.42    930      500     7454.66    339.2     730     7145.20    105.4     720
  13   6600   3597.78   11540     8800      6020.35   2990      820      6022.42    930      500     7454.62    338.9     620     7145.17    105.4     680
  14   6900   3597.75   11537     8000      6020.37   2990      820      6022.38    930      500     7454.65    339.1     610     7145.27    105.4     680
  15   9000   3597.73   11535     9700      6020.41   2990     1030      6022.30    930      500     7454.64    339.1     670     7145.74    105.8     580
  16   3400   3597.60   11523     9700      6020.45   3000      890      6022.26    930      500     7454.75    339.7     260     7145.72    105.8     350
  17   6000   3597.52   11515     9700      6020.45   3000      820      6022.27    930      500     7454.91    340.6     130     7145.81    105.9     220
  18   4400   3597.41   11505     9700      6020.43   2990     1100      6022.29    930      650     7455.04    341.4     180     7145.77    105.8     270
  19   5200   3597.32   11496     9500      6020.47   3000      830      6022.22    930      650     7455.07    341.6     370     7145.72    105.8     420
  20   5900   3597.26   11491     8600      6020.47   3000      820      6022.14    930      650     7455.02    341.3     660     7145.63    105.7     780
  21   7300   3597.24   11489     8000      6020.45   3000      820      6022.01    930      650     7454.94    340.8     730     7145.59    105.7     780
  22   6500   3597.17   11482     9700      6020.43   2990      820      6021.86    930      800     7454.99    341.1     400     7145.20    105.4     670
  23   6200   3597.10   11475     9400      6020.41   2990      820      6021.75    930      800     7454.90    340.6     890     7145.22    105.4     990
  24   4100   3596.99   11465     9400      6020.40   2990      820      6021.66    930      800     7454.78    339.9     900     7145.17    105.4     990
  25   4700   3596.89   11456     9400      6020.39   2990      830      6021.61    930      800     7454.63    339.0     980     7145.10    105.3    1060
  26   5600   3596.81   11448     9300      6020.37   2990      820      6021.60    930      800     7454.50    338.2     960     7145.12    105.3    1060
  27   5200   3596.74   11442     8400      6020.35   2990      820      6021.50    930      800     7454.39    337.6     950     7145.24    105.4    1040
  28   5000   3596.68   11436     7700      6020.35   2990      820      6021.46    930      800     7454.25    336.8    1320     7145.85    105.9    1290
  29   7700   3596.64   11432     9400      6020.33   2990      820      6021.57    930      720     7454.26    336.8    1160     7146.33    106.3    1230
  30   4500   3596.53   11422     9800      6020.27   2990      820      6021.77    930      500     7454.46    338.0     910     7146.71    106.5    1140

TOT  164200                     278000                        25180                        17950                        19320                        21360
AVE    5473                       9270                          840                          600                          640                          710
A F  325700                     551000                        50000                        35600                        38300                        42400







                                          BUREAU OF RECLAMATION
                                          LOWER COLORADO REGION
                                          BOULDER CITY, NEVADA

                                     GLEN CANYON TO HOOVER DAM LOSSES

                                                APRIL 2013

                      |           | LAKE    |         |   LAKE|    LAKE   |  CHANGE |
               GLEN   |    HOOVER | MEAD    |  STORAGE|   MEAD|    MEAD   |   BANK  |       |          |
              RELEASE |    RELEASE| STORAGE |  CHANGE |PUMPING|EVAPORATION| STORAGE |  LOSS |  ACCUMUL.|  INFLOW
   DATE |      CFS    |     CFS   | 1000 AF |  1000 AF|    CFS|     CFS   |    CFS  |   CFS |     A.F. |   CFS
--------------------------------------------------------------------------------------------------------------------
      1         9700       14300     13463        -2       559       726       -66     -5109    -10134     14500
      2         9700       20900     13441       -22       549       726      -721     -1600    -13307     10400
      3         9700       23100     13410       -31       572       726     -1016      1913     -9513      7750
      4         9600       21300     13390       -20       555       726      -655     -2170    -13817     11800
      5         9800       17300     13375       -15       565       726      -492      -836    -15474     10500
      6         8900       15300     13364       -11       558       726      -360     -1108    -17673     10700
      7         8100       15500     13355        -9       555       726      -295     -2184    -22005     11900
      8         9800       18300     13335       -20       591       726      -655         1    -22004      8880
      9         9600       22000     13310       -25       570       726      -819     -1740    -25455      9870
     10         9700       19400     13286       -24       560       726      -786      1973    -21541      7800
     11         9600       16300     13273       -13       555       726      -426     -1034    -23592     10600
     12         9600       21600     13251       -22       534       726      -721     -1367    -26304     11000
     13         8800       13700     13238       -13       526       726      -426      1658    -23015      7970
     14         8000       15400     13227       -11       553       726      -360     -1132    -25259     10800
     15         9700       17800     13209       -18       588       726      -590      -624    -26498      9450
     16         9700       18200     13190       -19       683       726      -623     -1358    -29192      9410
     17         9700       22000     13164       -26       603       726      -852       325    -28548      9370
     18         9700       19300     13143       -21       588       726      -688       317    -27919      9340
     19         9500       18400     13127       -16       566       726      -524     -1382    -30660     11100
     20         8600       16200     13111       -16       540       726      -524       801    -29071      8870
     21         8000       14800     13102        -9       561       726      -295     -1779    -32599     11300
     22         9700       18800     13094        -8       566       726      -262     -7211    -46901     15800
     23         9400       20300     13059       -35       596       726     -1147      5122    -36742      2830
     24         9400       19500     13045       -14       601       726      -459     -3620    -43922     13300
     25         9400       17500     13023       -22       615       726      -721      2417    -39128      7030
     26         9300       18600     13010       -13       617       726      -426     -3564    -46198     13000
     27         8400       14700     12997       -13       627       726      -426       336    -45532      9070
     28         7700       18400     12981       -16       613       726      -524     -1884    -49270     11100
     29         9400       23700     12949       -32       626       726     -1049       523    -48233      7870
     30         9800       23600     12921       -28       644       726      -918     -2224    -52645      9940

    TOTAL     277700      556150                         17436     21780                        -52645    303300








  

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Contact: Water Operations Control Center
Updated: March 2011

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