L&D18 6am Report    SATURDAY  06 DEC 2025

  LockMaster: Michael (Mike) Bielser                          Flat Pool = 9.5     Flat Tail = -0.3    River Mile = 410.5
  Asst: Mathew (Matt) Price                                   DA = 113,600 mi^2   UNG LOC DA = 900 mi^2    %UNG LOC = 6%
  Phone: (309) 873-2246 or (6218)                             Flood Stage = 10.0  Lock Closed = 15.0  Top of Lock = 18.98
  14 Submrg Tainters (60') Gates #1-5, 9-17                   LD17(5hr) <- LD18 -> LD19(6hr)        Top of Spillway = 9.8
  3 Submrg Rollers (100') Gates #6,7,8                        Out of Operation = 8.6' = 134,000 cfs    Swell Head = 0.5
  Max Submrg Setting = -105.0 X -19.5 = 92,000 cfs            Gage Zero = 518.52   TW cntrl > 5.0'   GATE cntrl < 4.4'
  6am Maximum Permissible Feet of Bulkhead = ______           Record Flood Stage = 22.46 in Jun 2008

                  M I 1 8                                                     G L D I 2
                                                                 Float         Gage          Wind     Temp
          Pool   Tail    Tnt     Rlr  Flow  T Q/f R Q/f     Pool   Tail   Pool   Tail Spd Dir Gst  Air Water   Prec
  0000:    9.77   1.39  -24.0  -18.0  31.1  -0.53 -0.99      9.78   1.39   9.79   1.39   0  SE   0    5   33    0.00

  0100:    9.77   1.38  -24.0  -18.0  31.0  -0.53 -0.99      9.66   1.36   9.68   1.37   0   S   0    7   33    0.00
  0200:    9.76   1.37  -24.0  -18.0  31.0  -0.53 -0.99      9.71   1.38   9.73   1.38   2   S   4   11   33    0.00
  0300:    9.74   1.36  -24.0  -18.0  30.8  -0.52 -0.99      9.76   1.39   9.77   1.40   1   S   3   12   33    0.00
  0400:    9.73   1.35  -24.0  -18.0  30.7  -0.52 -0.98      9.73   1.38   9.75   1.38   1   S   3   11   33    0.00
  0500:    9.71   1.38  -24.0  -18.0  30.5  -0.51 -0.98      9.70   1.40   9.71   1.41   2   S   5   12   33    0.00
  0600:    9.70   1.41  -24.0  -18.0  30.4  -0.51 -0.98      9.70   1.41   9.72   1.42   1   S   2   13   33    0.00   0.00

  0700:    9.72   1.40  -24.0  -18.0  30.6  -0.52 -0.98      9.71   1.39   9.73   1.40   2   S   5   13   33    0.00
  0800:    9.75   1.39  -24.0  -18.0  30.9  -0.52 -0.99      9.76   1.37   9.77   1.37   1  SE   2   13   33    0.00
  0900:    9.74   1.36  -24.0  -18.0  30.8  -0.52 -0.99      9.73   1.37   9.75   1.37   2   S   4   17   33    0.00
  1000:    9.73   1.34  -24.0  -18.0  30.7  -0.52 -0.98      9.74   1.34   9.75   1.34   2   S   7   21   33    0.00
  1100:    9.72   1.34  -24.0  -18.0  30.6  -0.51 -0.98      9.74   1.35   9.76   1.35   2   S   4   26   33    0.00
  1200:    9.71   1.35  -24.0  -18.0  30.5  -0.51 -0.98      9.74   1.36   9.75   1.36   2   S   3   28   33    0.00   0.00

  1300:    9.71   1.38  -24.0  -18.0  30.4  -0.51 -0.98      9.70   1.40   9.71   1.41   3   S   6   32   33    0.00
  1400:    9.70   1.41  -24.0  -18.0  30.4  -0.51 -0.98      9.69   1.41   9.70   1.42   4   S   8   34   33    0.08
  1500:    9.71   1.40  -24.0  -18.0  30.4  -0.51 -0.98      9.69   1.38   9.72   1.38   3  SW   6   35   33    0.01
  1600:    9.71   1.39  -24.0  -18.0  30.5  -0.51 -0.98      9.77   1.36   9.78   1.36   5  SW   8   34   33    0.00
  1700:    9.71   1.37  -24.0  -18.0  30.5  -0.51 -0.98      9.74   1.35   9.76   1.35   1   S   2   27   33    0.00
  1800:    9.71   1.35  -24.0  -18.0  30.5  -0.51 -0.98      9.71   1.34   9.73   1.34   1  SE   2   25   33    0.00   0.09

  1900:    9.71   1.34  -24.0  -18.0  30.4  -0.51 -0.98      9.71   1.33   9.72   1.33   1   S   2   26   33    0.00
  2000:    9.70   1.33  -24.0  -18.0  30.4  -0.51 -0.98      9.72   1.30   9.74   1.30   0  SE   2   29   33    0.00
  2100:    9.71   1.31  -24.0  -18.0  30.5  -0.51 -0.98      9.71   1.29   9.73   1.30   1   S   2   29   33    0.00
  2200:    9.72   1.29  -24.0  -18.0  30.6  -0.51 -0.98      9.71   1.29   9.73   1.29   3  SW   5   33   33    0.00
  2300:    9.71   1.29  -24.0  -18.0  30.5  -0.51 -0.98      9.70   1.29   9.72   1.30   4   W   8   36   33    0.00
  2400:    9.71   1.30  -24.0  -18.0  30.5  -0.51 -0.98      9.72   1.28   9.74   1.28   5   W   7   36   33    0.00   0.00

  0100:    9.71   1.29  -24.0  -18.0  30.4  -0.51 -0.98      9.68   1.32   9.70   1.33   6  NW  12   36   33    0.00
  0200:    9.70   1.29  -24.0  -18.0  30.4  -0.51 -0.98      9.72   1.30   9.74   1.30   4  NW   6   36   33    0.00
  0300:    9.70   1.29  -24.0  -18.0  30.4  -0.51 -0.98      9.70   1.32   9.72   1.33   6  NW   8   35   33    0.00
  0400:    9.70   1.29  -24.0  -18.0  30.4  -0.51 -0.98      9.68   1.31   9.70   1.32   3   W   4   35   33    0.00
  0500:    9.70   1.29  -24.0  -18.0  30.4  -0.51 -0.98      9.68   1.31   9.71   1.31   4  NW   6   35   33    0.00
  0600:    9.70   1.29  -24.0  -18.0  30.4  -0.51 -0.98      9.64   1.33   9.66   1.33   5  NW   9   36   33    0.00   0.00
                                                                                                                      -----
                                                                                                                       0.09
                 HG      QR      Chg    Prec
  WAPI4(20)    12.58    4334     842    0.00                     Ystday Avg LD18 Q:  30.6   Chg:  -2.5
  NWBI2(17)    11.92      35      -1    0.00                     Ystday Avg LD16 Q:  28.2   Chg:  -3.0
  PCKI2(24)    18.89      13      -6    0.00                     Ystday Avg Trib Q:   3.8   Chg:  -0.2
  UNGAG                   70       0                             Ystday Avg Stor Q:  -0.0
                       -----   -----                                                 ------
  Total                 4452     835                                    SPREAD       -1.5


  OMNI --  6hr Change =   -0.01   24hr Equivl =   -0.04  Storage/FT Change =     442     6HR DELTA Pool =     -18
  FLOAT--  6hr Change =   -0.08   24hr Equivl =   -0.32  Storage/FT Change =     442     6HR DELTA Pool =    -141
  P.T. --  6hr Change =   -0.08   24hr Equivl =   -0.32  Storage/FT Change =     442     6HR DELTA Pool =    -141

  OMNI --  8hr Change =   -0.02   24hr Equivl =   -0.06  Storage/FT Change =     442     8HR DELTA Pool =     -27
  FLOAT--  8hr Change =   -0.07   24hr Equivl =   -0.21  Storage/FT Change =     442     8HR DELTA Pool =     -93
  P.T. --  8hr Change =   -0.07   24hr Equivl =   -0.21  Storage/FT Change =     442     8HR DELTA Pool =     -93

  OMNI --  12hr Change =   -0.01   24hr Equivl =   -0.02  Storage/FT Change =     442    12HR DELTA Pool =      -9
  FLOAT--  12hr Change =   -0.07   24hr Equivl =   -0.14  Storage/FT Change =     442    12HR DELTA Pool =     -62
  P.T. --  12hr Change =   -0.07   24hr Equivl =   -0.14  Storage/FT Change =     442    12HR DELTA Pool =     -62

  Balanced Gates                                  Jacob Charts                               Rating Table
    8.5 x 1.5                                  (4.2) 82.1 --> 62 x 15                        (4.0) 69.4
   14.5 x 3.5                                  (4.4) 84.9 --> 66 x 15                        (4.4) 80.0
   17.5 x 4.0                                  (4.6) 86.7 --> 70 x 16.5                      (5.0) 90.0
   22.0 x 5.0                                  (4.8) 88.6 --> 77 x 18                        (6.0) 101.6
   26.0 x 6.0                                  (5.0) 90.1 --> 82 x 19                        (7.0) 113.2
   28.0 x 7.0                                  (5.2) 92.9 --> 84 x 20                        (8.0) 124.9
   33.5 x 8.0                                  (5.4) 95.7 --> 89 x 21                        (9.0) 141.8
   37.5 x 9.0                                  (5.6) 98.6 --> 92 x 23                       (10.0) 159.8
   40.5 x 10.0                                 (5.8)101.5 --> 97 x 24  <-- Appendage        (11.0) 178.7
   45.5 x 11.0                                 (6.0)104.5 --> 101 x 25 <--  24-27           (12.0) 198.2
   48.0 x 12.0                                 (6.2)107.5 --> 104 x 25 <-- Significant      (13.0) 218.0
   54.0 x 13.0                                 (6.4)110.6 --> 106 x 26 <-- change in        (14.0) 237.9
   60.0 x 14.0                                 (6.6)113.7 --> 110 x 27 <-- flow             (15.0) 257.8
   63.0 x 15.0                                 (6.8)116.9 --> 116 x 27 <--                  (16.0) 277.8
   70.0 x 16.5                                 (7.0)120.1 --> 122 x 28                      (17.0) 298.2
   77.0 x 18.0                                 (7.2)123.3 --> 127 x 28                      (18.0) 319.6
   81.5 x 19.0                                 (7.4)126.6 --> 136 x 29                      (19.0) 342.8
   85.5 x 20.0                                 (7.6)130.0 --> 144 x 30                      (20.0) 369.2
   89.5 x 21.0                                 (7.8)133.3 --> 154 x 33                      (21.0) 400.5
   92.0 x 23.0                                 (8.0)136.8 --> 168 x 36                      (22.0) 438.8
   97.5 x 24.0                                 (8.2)140.2 --> 182 x 39                      (23.0) 486.8
                                               (8.4)143.7 --> 203 x 45                      (23.5) 503.6
                                               (8.6)147.2 --> 224 x 48
                                               (8.8)150.7 --> 238 x 51