CORPS OF ENGINEERS
                                  LITTLE ROCK DISTRICT
 
                        DISSOLVED OXYGEN AND TEMPERATURE REPORT
 
                                   FRIDAY    23 JUN 2017
                ______________________________________________________________
               |                    |                    |                    |
               |  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  |
               |--------------------|-------------|------|--------------------|
     22JUN 0600|  5.0 | 50.6 |    20|  7.8 | 55.9 |  6831|      | 53.2 |    20|
     22JUN 1200|  5.5 | 50.8 |    20|  6.9 | 56.0 |  9492|  7.6 | 53.6 |  3103|
     22JUN 1800|      |      |  3785|  6.7 | 56.0 | 10034|  7.5 | 53.8 |  6097|
     22JUN 2400| 11.0 | 42.6 |    20|  6.7 | 55.9 |  6769|  7.8 | 54.1 |      |
     23JUN 0600| 10.4 | 42.6 |    20|  7.9 | 56.0 |  6770|  7.7 | 53.4 |    20|
               |      |      |      |      |      |      |      |      |      |
         MAX   | 11.1 | 51.7 |      |  7.9 | 56.0 |      |  8.5 | 54.1 |      |
          time | 2300 | 1700 |      | 0600 | 0600 |      | 0200 | 2400 |      |
          date |22JUN |22JUN |      |23JUN |23JUN |      |23JUN |22JUN |      |
  release @ max|    20|  3793|      |  6770|  6770|      |    20|      |      |
               |      |      |      |      |      |      |      |      |      |
         MIN   |  4.3 | 41.6 |      |  6.7 | 55.8 |      |  7.3 | 53.1 |      |
          time | 1100 | 2200 |      | 1700 | 0900 |      | 0800 | 0700 |      |
          date |22JUN |22JUN |      |22JUN |22JUN |      |22JUN |22JUN |      |
  release @ min|    20|    20|      |  9928|  9517|      |    20|    20|      |
  _____________|______|______|______|______|______|______|______|______|______|
 
  LAKE PROFILES
 
        BEAVER 14JUN17          TABLE ROCK 16JUN17        GREERS FERRY 13JUN17
         elev = 1128.81           elev = 924.17             elev = 469.48
      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
      -----  -----  -----       -----  -----  -----       -----  -----  -----
        0.2   8.60  79.97         0.4   9.37  81.01         0.8  8.36   80.44
       20.0   8.65  79.36<       12.0   7.79  79.02<       20.0  9.49   75.34<
       27.1  10.27  74.03        19.0   3.89  72.97        25.0  9.01   71.89
       36.1   8.34  65.43<       25.0   0.93  66.07<       40.0  6.52   63.27<
       70.1   6.56  59.74        30.0   0.98  64.78        60.0  6.50   61.38
       89.9   6.56  59.74        70.0   4.41  59.61        80.0  6.94   57.87
      109.0   6.92  52.70        90.0   4.91  59.00       100.0  7.13   54.43
      119.9   6.90  51.28       110.0   5.03  58.28       110.0  7.08   52.95
      139.9   5.92  49.06*      140.0   5.29  56.50       120.0  6.85   51.67
      150.1   5.35  48.49       150.0   4.50  54.95*      130.0  6.56   51.06*
      160.1   4.94  48.11       160.0   3.63  52.65       140.0  5.81   50.31
      179.9   4.01  47.84       180.0   2.71  50.58       160.0  5.38   50.09
 
 
      I.D.O. =  6.17 mg/l       I.D.O. = 4.57 mg/l        I.D.O. = 6.53 mg/l
 
      < = Approximate range of thermocline
      * = Approximate centerline of penstock
 
  _____________________________________________________________________________
 
  REMARKS
 
  Table Rock vents blocked open 13 June.  First profiles of the year posted.
  Beaver tailwater gagee values are suspect, probe to be moved when water level
  falls enough to access the equipment.