L&D21 6am Report TUESDAY 14 JAN 2025
LockMaster: Jeffrey (Jeff) Gibbs Flat Pool = 12.2 Flat Tail = 1.7 River Mile = 324.9
Asst: Dallas Roberts DA = 135,000 mi^2 UNG LOC DA = ??? mi^2 %UNG LOC = ?%
Phone: (217) 222-0918 or (6222) Flood Stage = 17 Lock Closed = 21.4 Top of Lock = 25.7
10 Submrg Tainters (60') Gates #1-5, 9-13 LD20(2 hr) <- LD21 -> LD22(2 hr) Top of Spillway = 12.7
3 Submrg Rollers (100') Gates #6,7,8 Out of Operation = 11.0' = 133,000 cfs Swell Head = 0.7
Max Submrg Setting = -79.0 X -21.0 = 88,400 cfs Gage Zero = 457.80 TW cntrl > 7.0' GATE cntrl < 6.4'
6am Maximum Permissible Feet of Bulkhead = 230 Record Flood Stage = 31.30 in July 1993
M I 2 1 Q 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 UINI2
0000: 12.45 3.68 -42.0 -19.0 46.5 -.62 -1.06 12.45 3.68 12.45 3.68 10 NW 18 19 31 0.00 11.73
0100: 12.44 3.68 -42.0 -19.0 46.3 -.61 -1.05 12.44 3.69 12.45 3.70 8 W 11 18 31 0.00 11.73
0200: 12.43 3.68 -42.0 -19.0 46.2 -.61 -1.05 12.43 3.68 12.43 3.70 8 W 13 17 31 0.00 11.71
0300: 12.41 3.69 -42.0 -19.0 46.1 -.61 -1.05 12.41 3.71 12.41 3.73 6 W 9 16 31 0.00 11.69
0400: 12.39 3.70 -42.0 -19.0 46.0 -.61 -1.05 12.39 3.70 12.39 3.72 6 W 9 14 31 0.00 11.67
0500: 12.37 3.70 -42.0 -19.0 45.6 -.60 -1.04 12.33 3.63 12.33 3.65 4 W 5 14 31 0.00 11.64
0600: 12.34 3.69 -42.0 -19.0 45.3 -.60 -1.04 12.34 3.69 12.34 3.70 5 W 10 13 31 0.00 0.00 11.64
0700: 12.31 3.67 -42.0 -19.0 45.1 -.59 -1.04 12.31 3.67 12.32 3.68 3 W 5 13 31 0.00 11.62
0800: 12.29 3.66 -42.0 -19.0 44.8 -.59 -1.03 12.29 3.66 12.29 3.67 2 W 5 12 31 0.00 11.59
0900: 12.27 3.65 -42.0 -19.0 44.5 -.58 -1.03 12.28 3.65 12.28 3.66 4 W 6 13 31 0.00 11.58
1000: 12.24 3.63 -42.0 -19.0 44.3 -.58 -1.02 12.24 3.63 12.25 3.65 7 W 12 15 31 0.00 11.57
1100: 12.25 3.60 -42.0 -19.0 42.9 -.57 -1.03 12.23 3.63 12.23 3.66 9 W 15 16 31 0.00 11.55
1200: 12.26 3.57 -38.0 -19.0 41.6 -.57 -1.03 12.26 3.57 12.26 3.59 3 W 8 19 31 0.00 0.00 11.54
1300: 12.31 3.52 -38.0 -19.0 42.1 -.58 -1.03 12.33 3.49 12.33 3.50 4 SW 10 21 31 0.00 11.61
1400: 12.36 3.46 -38.0 -19.0 42.6 -.59 -1.04 12.35 3.47 12.36 3.49 9 SW 15 23 31 0.00 11.63
1500: 12.38 3.48 -38.0 -19.0 42.7 -.59 -1.04 12.37 3.51 12.38 3.53 11 SW 15 23 31 0.00 11.65
1600: 12.39 3.51 -38.0 -19.0 42.9 -.59 -1.05 12.39 3.51 12.40 3.53 9 SW 13 23 31 0.00 11.67
1700: 12.40 3.52 -38.0 -19.0 43.0 -.59 -1.05 12.41 3.49 12.42 3.51 8 SW 11 22 31 0.00 11.69
1800: 12.41 3.52 -38.0 -19.0 43.1 -.60 -1.05 12.40 3.52 12.41 3.54 6 SW 9 21 31 0.00 0.00 11.69
1900: 12.42 3.55 -38.0 -19.0 43.2 -.60 -1.05 12.42 3.53 12.42 3.55 7 SW 11 20 31 0.00 11.70
2000: 12.43 3.57 -38.0 -19.0 43.3 -.60 -1.05 12.43 3.55 12.43 3.58 5 SW 8 20 31 0.00 11.71
2100: 12.43 3.60 -38.0 -19.0 43.3 -.60 -1.05 12.45 3.56 12.45 3.60 6 SW 8 19 31 0.00 11.70
2200: 12.42 3.62 -38.0 -19.0 43.2 -.60 -1.05 12.42 3.63 12.42 3.65 5 SW 8 19 31 0.00 11.70
2300: 12.43 3.64 -38.0 -19.0 43.3 -.60 -1.05 12.42 3.66 12.43 3.68 6 SW 10 20 31 0.00 11.71
2400: 12.43 3.66 -38.0 -19.0 43.3 -.60 -1.05 12.43 3.68 12.43 3.69 5 SW 7 21 31 0.00 0.00 11.72
0100: 12.43 3.69 -38.0 -19.0 43.3 -.60 -1.05 12.43 3.70 12.43 3.71 4 SW 6 22 31 -6.29 11.72
0200: 12.42 3.72 -38.0 -19.0 43.2 -.60 -1.05 12.42 3.72 12.42 3.73 5 S 9 22 31 0.00 11.70
0300: 12.41 3.73 -38.0 -19.0 43.1 -.60 -1.05 12.41 3.72 12.42 3.73 5 SW 7 23 31 0.00 11.70
0400: 12.41 3.74 -38.0 -19.0 43.1 -.60 -1.05 12.42 3.76 12.42 3.78 5 NW 6 23 31 0.00 11.71
0500: 12.40 3.76 -38.0 -19.0 43.0 -.59 -1.05 12.37 3.77 12.37 3.79 5 SW 6 23 31 0.00 11.67
0600: 12.40 3.78 -38.0 -19.0 43.0 -.59 -1.05 12.41 3.79 12.41 3.81 2 SW 5 23 31 0.00 -6.29 11.67
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-6.29
HG QR Chg Prec
MBRI2 2.55 14 -11 ______ Ystday Avg LD21 Q: 44.0 Chg: -3.0
CNZM7(18) 2.87 19 -4 0.00 Ystday Avg LD20 Q: 41.4 Chg: -2.2
UNGAGED 0 0 Ystday Avg Trib Q: 0.0 Chg: -0.0
_____ ____ Ystday Avg Stor Q: -0.0
Total 33 -15
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SPREAD 2.6
OMNI -- 6hr Change = -0.03 24hr Equivl = -0.12 Storage/FT Change = +229 6HR DELTA Pool = -27
FLOAT-- 6hr Change = -0.02 24hr Equivl = -0.08 Storage/FT Change = +229 6HR DELTA Pool = -18
P.T. -- 6hr Change = -0.02 24hr Equivl = -0.08 Storage/FT Change = +229 6HR DELTA Pool = -18
OMNI -- 8hr Change = -0.02 24hr Equivl = -0.06 Storage/FT Change = +229 8HR DELTA Pool = -14
FLOAT-- 8hr Change = -0.01 24hr Equivl = -0.03 Storage/FT Change = +229 8HR DELTA Pool = -7
P.T. -- 8hr Change = -0.01 24hr Equivl = -0.03 Storage/FT Change = +229 8HR DELTA Pool = -7
OMNI -- 12hr Change = -0.01 24hr Equivl = -0.02 Storage/FT Change = +229 12HR DELTA Pool = -5
FLOAT-- 12hr Change = +0.01 24hr Equivl = +0.02 Storage/FT Change = +229 12HR DELTA Pool = +5
P.T. -- 12hr Change = 0.00 24hr Equivl = 0.00 Storage/FT Change = +229 12HR DELTA Pool = 0
Balanced Gates Jacob Charts Rating Table
10.0 x 3.0 (6.2) 76.0 --> 52 x 17 (11.0)132500
12.5 x 4.5 (6.4) 78.0 --> 54 x 17 (12.0)144200
17.0 x 6.0 (6.6) 81.0 --> 58 x 17 (13.0)157000
21.5 x 7.5 (6.8) 83.0 --> 59 x 18 (14.0)171000
24.5 x 8.5 (7.0) 85.0 --> 60 x 19 (15.0)184500
26.0 x 9.0 (7.2) 87.5 --> 64 x 20 (16.0)201000
30.0 x 10.0 (7.4) 90.0 --> 65 x 21 (17.0)217700
31.0 x 10.5 (7.6) 92.0 --> 66 x 22 (18.0)235400
34.5 x 11.5 (7.8) 94.2 --> 67 x 24 <-- Appendage (19.0)254000
36.5 x 12.0 (8.0) 96.4 --> 72 x 24 <-- 24-27 (20.0)272000
39.5 x 13.5 (8.2) 98.5 --> 76 x 24 <-- Significant (21.0)289000
45.5 x 15.0 (8.4) 100.7 --> 78 x 25 <-- change in (22.0)304000
50.0 x 16.5 (8.6) 102.7 --> 80 x 27 <-- flow will (23.0)318000
55.0 x 17.5 (8.8) 104.8 --> 83 x 27 <-- occur (24.0)337000
60.0 x 19.0 (9.0) 106.9 --> 86 x 27 <-- (25.0)358000
65.0 x 21.0 (9.2) 108.9 --> 86 x 30 (26.0)379000
68.0 x 22.0 (9.4) 111.0 --> 90 x 30 (27.0)400000
70.0 x 24.0 (9.6) 113.0 --> 94 x 30 (28.0)427000
78.0 x 25.0 (9.8) 115.0 --> 98 x 30 (29.0)458500
81.0 x 27.0 (10.0) 117.1 --> 100 x 33 (30.0)491000
88.0 x 30.0 (10.2) 119.1 --> 110 x 33 (31.0)529000
96.0 x 33.0 (10.4) 121.2 --> 120 x 36 (32.0)579900
105.0 x 35.0 (10.6) 123.2 --> 130 x 39 (33.0)672000
(10.8) 125.3 --> 140 x 42
(11.0) 127.5 --> 150 x 45