CORPS OF ENGINEERS
                                  LITTLE ROCK DISTRICT
 
                        DISSOLVED OXYGEN AND TEMPERATURE REPORT
 
                                   FRIDAY    24 MAY 2013
                ______________________________________________________________
               |                    |                    |                    |
               |  BEAVER            |  TABLE ROCK        |  GREERS FERRY      |
               |  (tailwater)       |  (tailwater)       |  (tailwater)       |
               |____________________|____________________|_____________ ______|
               | D.O. | TEMP | REL  | D.O. | TEMP | REL  | D.O. | TEMP | REL  |
               |------|------|------|------|------|------|------|------|------|
               | mg/l |deg F | cfs  | mg/l |deg F | cfs  | mg/l | deg F| cfs  |
               |--------------------|-------------|------|--------------------|
     23MAY 0600|      |      |    20|  9.8 | 46.0 |  6864|      |      |  3308|
     23MAY 1200|      |      |    20|  9.0 | 46.1 |  8149|  9.9 | 47.8 |  3332|
     23MAY 1800|      |      |  3815| 10.4 | 46.0 |  5506|  9.9 | 47.7 |  3332|
     23MAY 2400|      |      |    20| 10.5 | 46.0 |  2808|      |      |  1940|
     24MAY 0600|      |      |    20|  9.2 | 46.0 |  3490| 11.2 | 47.5 |  1988|
               |      |      |      |      |      |      |      |      |      |
         MAX   |?UNDE |?UNDE |      | 10.5 | 46.1 |      | 11.2 | 47.8 |      |
          time |?UNDE |?UNDE |      | 2400 | 1100 |      | 0600 | 1100 |      |
          date |?UNDE |?UNDE |      |23MAY |23MAY |      |24MAY |23MAY |      |
  release @ max|?UNDEF|?UNDEF|      |  2808|  7796|      |  1988|  3332|      |
               |      |      |      |      |      |      |      |      |      |
         MIN   |?UNDE |?UNDE |      |  8.9 | 45.8 |      |  9.9 | 47.5 |      |
          time |?UNDE |?UNDE |      | 1500 | 0400 |      | 1000 | 0700 |      |
          date |?UNDE |?UNDE |      |23MAY |24MAY |      |23MAY |23MAY |      |
  release @ min|?UNDEF|?UNDEF|      |  7474|  3485|      |  3332|  3332|      |
  _____________|______|______|______|______|______|______|______|______|______|
 
  LAKE PROFILES
 
        BEAVER 29NOV12          TABLE ROCK 20NOV12        GREERS FERRY 19NOV12
         elev = 1109.71            elev = 906.73             elev = 454.16
      DEPTH  D.O.   TEMP        DEPTH  D.O.   TEMP        DEPTH  D.O.   TEMP
      feet   mg/l   deg F       feet   mg/l   deg F       feet   mg/l   deg F
      -----  -----  -----       -----  -----  -----       -----  -----  -----
        0.0   8.80  55.40         0.1   8.64  59.02         0.7  8.58   58.96
       40.0   8.60  55.40        30.2   8.51  58.32        20.0  8.52   58.87
       60.0   8.60  55.40<       50.0   8.31  58.23        50.0  8.53   58.84<
       68.1   2.40  53.24        70.0   8.32  58.23<       55.0  4.01   57.31
       80.1   2.30  51.26<       73.0   7.61  58.03        58.0  2.63   55.51<
       90.0   2.80  50.36        75.0   0.31  55.92<       70.1  3.97   53.22
      100.0   3.10  49.82        90.1   0.00  53.53        90.1  4.96   51.15
      110.0   3.30  49.46       100.1   0.16  52.88       100.0  4.94   50.67
      120.0   2.80  48.92*      120.1   0.38  51.10       110.0  4.23   50.23
      140.0   1.70  48.38       130.1   0.00  50.29*      120.0  3.00   49.86*
      160.0   0.40  47.84       150.2   0.00  49.68       130.1  2.41   49.64
      170.0   0.00  47.66       166.4   0.00  49.15       138.3  2.05   49.51
 
 
      I.D.O. =  3.11 mg/l       I.D.O. = 0.44 mg/l        I.D.O. = 3.89 mg/l
 
      < = Approximate range of thermocline
      * = Approximate centerline of penstock
 
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  REMARKS