CORPS OF ENGINEERS
                                  LITTLE ROCK DISTRICT
 
                        DISSOLVED OXYGEN AND TEMPERATURE REPORT
 
                                   TUESDAY   08 DEC 2015
                ______________________________________________________________
               |                    |                    |                    |
               |  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  |
               |--------------------|-------------|------|--------------------|
      7DEC 0600|  5.9 | 47.8 |    20|  8.3 | 57.5 |  7594| 12.6 | 57.4 |  3363|
      7DEC 1200|  7.8 | 51.0 |    20|  8.5 | 57.5 |  6884| 12.4 | 57.6 |  3368|
      7DEC 1800|  6.1 | 52.0 |  3680|  7.7 | 57.3 |  7509| 12.6 | 57.6 |  3363|
      7DEC 2400|  6.8 | 49.5 |    20|  8.0 | 57.3 |  7133| 12.5 | 57.2 |  3343|
      8DEC 0600|  6.4 | 48.2 |    20|  8.0 | 57.2 |  7428| 12.5 | 57.0 |  3344|
               |      |      |      |      |      |      |      |      |      |
         MAX   |  8.5 | 52.0 |      |  8.5 | 57.5 |      | 12.8 | 57.7 |      |
          time | 1100 | 0900 |      | 1200 | 1200 |      | 0800 | 1600 |      |
          date | 7DEC | 7DEC |      | 7DEC | 7DEC |      | 7DEC | 7DEC |      |
  release @ max|    20|  3847|      |  6884|  6884|      |  3353|  3350|      |
               |      |      |      |      |      |      |      |      |      |
         MIN   |  5.9 | 47.4 |      |  7.6 | 57.2 |      | 12.4 | 57.0 |      |
          time | 0600 | 0500 |      | 1600 | 0400 |      | 0300 | 0600 |      |
          date | 7DEC | 8DEC |      | 7DEC | 8DEC |      | 8DEC | 8DEC |      |
  release @ min|    20|    20|      |  7304|  6602|      |  3355|  3344|      |
  _____________|______|______|______|______|______|______|______|______|______|
 
  LAKE PROFILES
 
        BEAVER 17JUN15          TABLE ROCK 03DEC15        GREERS FERRY 17JUN15
         elev = 1128.98            elev = 917.27             elev = 472.08
      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   8.01  81.50         0.6   6.37  58.53         0.5  7.83   85.64
       20.0  10.04  77.90<       80.0   6.30  58.48        10.0  8.14   83.82<
       34.0   9.87  66.00<      100.1   6.27  58.48        19.1 10.55   71.71
       60.0   9.41  55.80       120.0   6.16  58.48        33.2  7.62   63.95<
      100.0   9.19  44.80       140.0   5.93  58.44*       61.9  7.87   54.68
      110.0   9.05  44.00       150.0   5.68  58.26<       89.9  9.22   46.62
      120.0   9.03  43.60       160.1   1.41  57.81        90.0  5.56   50.41
      130.0   8.98  43.40       170.0   0.03  56.46<      109.9  9.49   44.89
      140.0   8.95  43.10*      175.0   0.02  55.26       120.0  9.60   44.06
      161.0   8.72  42.90       176.0   0.02  54.70       129.9  9.61   43.25*
      170.0   8.63  42.70       177.0   0.05  53.98       140.0  9.50   42.80
      209.0   8.04  42.60       177.9   0.01  52.72       158.9  8.58   42.69
 
 
      I.D.O. =  9.03 mg/l       I.D.O. = 5.23 mg/l        I.D.O. = 9.37 mg/l
 
      < = Approximate range of thermocline
      * = Approximate centerline of penstock
 
  _____________________________________________________________________________
 
  REMARKS
 
  Table Rock RMG rate 100% nameplate starting 30 Nov.  Beaver vents
  blocked open 8 Sept.  Greers Ferry vents blocked open 9 September.
  Conditions improving rapidly, this will be the last report for 2015.