CORPS OF ENGINEERS
                                  LITTLE ROCK DISTRICT
 
                        DISSOLVED OXYGEN AND TEMPERATURE REPORT
 
                                   MONDAY    20 NOV 2017
                ______________________________________________________________
               |                    |                    |                    |
               |  BULL SHOALS       |  NORFORK           |   CALICO ROCK      |
               |  (tailwater, avg.) |  (tailwater, avg)  |   TEMP & FLOW      |
               |____________________|____________________|____________________|
               | D.O. | TEMP | REL  | D.O. | TEMP | REL  |  TEMP   |  FLOW    |
               |------|------|------|------|------|------|--------------------|
               | mg/l |deg F | cfs  | mg/l |deg F | cfs  |  deg F  |   cfs    |
               |--------------------|-------------|------|--------------------|
     19NOV 0600|  8.0 | 60.3 |   860|  8.1 | 58.7 |   301|  56.9   |    1766  |
     19NOV 1200|  9.7 | 61.7 |   871|  8.8 | 59.5 |   301|  57.8   |    1567  |
     19NOV 1800|  8.2 | 60.8 |   859|  8.5 | 59.5 |   299|  57.0   |    1515  |
     19NOV 2400|  7.6 | 60.1 |   853|  8.5 | 58.5 |   300|  54.6   |    1489  |
     20NOV 0600|  7.6 | 59.8 |   870|  8.5 | 58.1 |   129|  52.4   |    1476  |
               |      |      |      |      |      |      |         |          |
         MAX   |  9.7 | 62.1 |      |  8.9 | 60.1 |      |   58.5  |          |
          time | 1300 | 1400 |      | 1400 | 1400 |      |   1400  |          |
          date |19NOV |19NOV |      |19NOV |19NOV |      |  19NOV  |          |
  release @ max|   866|   863|      |   299|   299|      |    1554 |          |
               |      |      |      |      |      |      |         |          |
         MIN   |  7.6 | 59.8 |      |  8.0 | 58.1 |      |   52.4  |          |
          time | 0300 | 0500 |      | 0700 | 0400 |      |   0600  |          |
          date |20NOV |20NOV |      |19NOV |20NOV |      |  20NOV  |          |
  release @ min|   874|   868|      |   300|   300|      |    1476 |          |
  _____________|______|______|______|______|______|______|_________|__________|
 
  LAKE PROFILES
 
      BULL SHOALS 01Nov17       NORFORK 31Oct17
         elev = 654.96             elev = 553.07
      DEPTH  D.O.   TEMP        DEPTH  D.O.   TEMP
      feet   mg/l   deg F       feet   mg/l   deg F
      -----  -----  -----       -----  -----  -----
       0.5    5.92  65.59         0.5  6.86  66.33
      20.0    5.91  65.66        10.0  6.63  66.20
      30.0    5.93  65.68        20.0  6.35  65.97
      40.0    5.94  65.66        40.0  6.36  65.95
      70.0    5.90  65.64<       60.0  6.38  65.95
      80.0    3.09  64.76<       80.0  6.60  65.75<
      90.0    0.53  63.93        86.0  1.72  63.34<
     120.0    0.25  60.92*       90.0  0.24  62.13
     140.0    0.26  58.85       110.0  0.25  60.51*
     160.0    0.29  53.47       140.0  0.26  57.47
     173.8    0.31  50.18       163.0  0.28  53.55
 
     I.D.O. = 1.02 mg/l         I.D.O. = 2.26 mg/l
 
      < = Approximate range of thermocline
      * = Approximate centerline of penstock
 
  _____________________________________________________________________________
 
  REMARKS
 
  Norfork vents blocked open 15 June.  Bull Shoals vents blocked open 31 July.
  Bull Shoals max gen of 62% nameplate as of 06 Nov.  Norfork siphon on
  automatic as of 23 October. Norfork max gen of 75% nameplate as of 15 Nov.