L&D14 6am Report THURSDAY 11 JUN 2026
LockMaster: Bradley (Brad) Hank Flat Pool = 14.9 Flat Tail = 3.9 River Mile = 493.3
Asst: Christopher (Chris) Purdy DA = 88,400 mi^2 UNG LOC DA = 560 mi^2 %UNG LOC = 19%
Phone: (563) 332-0907 or (4357) Flood Stage = 11 Lock Closed = 14 Top of Lock = 20.4
13 NonSubmrg Tainters (60') Gates #1-4, 9-17 LD13(2hr) <- LD14 -> LD15(~3hr) Top of Spillway = N/A
4 Submrg Rollers (100') Gates #5,6,7,8 Out of Operation = 11.5' = 172,000 cfs Swell Head = 2.1
Max Submrg Setting = -12.0 Rollers = variable cfs Gage Zero = 557.08 TW cntrl > 9.0' GATE cntrl < 8.5'
6am Maximum Permissible Feet of Bulkhead = 295 Record Flood Stage = 17.75 in Apr 1965
M I 1 4 L E C I 4
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: 14.94 5.56 27.0 14.0 57.1 1.27 1.65 14.94 5.54 14.93 5.55 0 E 0 79 79 0.00
0100: 14.93 5.56 27.0 14.0 57.1 1.27 1.65 14.93 5.55 14.93 5.56 2 SW 4 79 79 0.00
0200: 14.93 5.55 27.0 14.0 57.1 1.26 1.65 14.93 5.53 14.93 5.55 0 S 1 79 79 0.00
0300: 14.92 5.56 27.0 14.0 57.1 1.26 1.64 14.93 5.39 14.92 5.41 2 S 3 78 79 0.00
0400: 14.91 5.57 27.0 14.0 57.0 1.26 1.64 14.91 5.56 14.90 5.58 6 SW 8 79 79 0.00
0500: 14.90 5.59 27.0 14.0 56.9 1.26 1.64 14.90 5.54 14.88 5.54 7 SW 12 79 79 0.00
0600: 14.88 5.60 27.0 14.0 56.9 1.26 1.64 14.89 5.58 14.88 5.59 6 SW 10 79 79 0.00 0.00
0700: 14.87 5.59 27.0 14.0 56.9 1.26 1.64 14.87 5.57 14.87 5.59 5 SW 14 80 79 0.00
0800: 14.86 5.58 27.0 14.0 56.8 1.26 1.64 14.86 5.62 14.85 5.64 8 SW 12 81 79 0.00
0900: 14.86 5.57 27.0 14.0 56.9 1.26 1.64 14.84 5.60 14.83 5.62 16 SW 20 81 79 0.00
1000: 14.85 5.56 27.0 14.0 56.9 1.26 1.64 14.85 5.56 14.84 5.58 9 SW 15 83 79 0.00
1100: 14.86 5.64 27.0 14.0 56.7 1.25 1.63 14.85 5.58 14.85 5.60 6 SW 9 85 79 0.00
1200: 14.87 5.72 27.0 14.0 56.5 1.25 1.62 14.87 5.72 14.86 5.76 5 SW 12 87 80 0.00 0.00
1300: 14.85 5.75 27.0 14.0 56.3 1.25 1.62 14.74 5.74 14.73 5.76 14 W 25 75 80 0.00
1400: 14.82 5.78 27.0 14.0 56.2 1.24 1.61 14.82 5.78 14.81 5.79 6 SW 8 75 80 0.02
1500: 14.81 5.72 27.0 14.0 56.3 1.25 1.62 14.84 5.70 14.83 5.73 17 SW 21 76 80 0.01
1600: 14.81 5.67 27.0 14.0 56.4 1.25 1.62 14.78 5.67 14.78 5.69 14 SW 19 75 79 0.00
1700: 14.84 5.64 27.0 14.0 56.6 1.25 1.63 14.83 5.66 14.82 5.67 8 SW 13 78 80 0.00
1800: 14.86 5.62 27.0 14.0 56.7 1.25 1.63 14.86 5.62 14.85 5.63 5 SW 8 79 80 0.00 0.03
1900: 14.90 5.63 27.0 14.0 54.2 1.26 1.63 14.88 5.89 14.87 5.90 9 SW 11 68 79 0.49
2000: 14.95 5.65 24.0 13.0 51.6 1.26 1.64 14.94 5.64 14.94 5.65 16 S 23 69 80 0.06
2100: 15.02 5.57 24.0 13.0 52.0 1.27 1.65 15.08 5.55 15.07 5.57 2 SW 6 68 80 0.03
2200: 15.09 5.48 24.0 13.0 52.5 1.28 1.66 15.04 5.50 15.03 5.51 0 SW 2 73 80 0.00
2300: 15.11 5.42 24.0 13.0 52.6 1.29 1.67 15.13 5.41 15.13 5.42 7 S 9 69 80 0.02
2400: 15.13 5.37 24.0 13.0 52.8 1.29 1.68 15.13 5.37 15.12 5.38 3 SW 5 70 80 0.01 0.61
0100: 15.14 5.36 24.0 13.0 52.9 1.29 1.68 15.17 5.34 15.17 5.33 4 W 6 70 80 0.00
0200: 15.15 5.35 24.0 13.0 52.9 1.30 1.68 15.11 5.35 15.11 5.37 2 W 3 70 80 0.00
0300: 15.16 5.37 24.0 13.0 53.1 1.30 1.69 15.16 5.37 15.16 5.37 6 SW 8 70 80 0.00
0400: 15.17 5.39 24.0 13.0 53.3 1.30 1.69 15.17 5.42 15.17 5.44 2 S 3 70 80 0.00
0500: 15.16 5.40 24.0 13.0 53.0 1.30 1.68 15.17 5.46 15.17 5.48 4 S 6 68 79 0.00
0600: 15.16 5.42 24.0 13.0 52.8 1.29 1.68 15.17 5.41 15.17 5.42 3 S 8 68 79 0.00 0.00
-----
0.64
HG QR Chg Prec
DEWI4(11) 10.91 5849 859 1.10 Ystday Avg LD14 Q: 55.8 Chg: 0.6
UNGAGED _____ _____ Ystday Avg LD13 Q: 53.3 Chg: -0.5
Ystday Avg Trib Q: _____ Chg: _____
Ystday Avg Stor Q: 0.1
----- ----- ------
Total 5849 859 SPREAD 2.6
OMNI -- 6hr Change = 0.03 24hr Equivl = 0.12 Storage/FT Change = 294 6HR DELTA Pool = 35
FLOAT-- 6hr Change = 0.04 24hr Equivl = 0.16 Storage/FT Change = 294 6HR DELTA Pool = 47
P.T. -- 6hr Change = 0.05 24hr Equivl = 0.20 Storage/FT Change = 294 6HR DELTA Pool = 59
OMNI -- 8hr Change = 0.07 24hr Equivl = 0.21 Storage/FT Change = 294 8HR DELTA Pool = 62
FLOAT-- 8hr Change = 0.13 24hr Equivl = 0.39 Storage/FT Change = 294 8HR DELTA Pool = 115
P.T. -- 8hr Change = 0.14 24hr Equivl = 0.42 Storage/FT Change = 294 8HR DELTA Pool = 123
OMNI -- 12hr Change = 0.30 24hr Equivl = 0.60 Storage/FT Change = 294 12HR DELTA Pool = 176
FLOAT-- 12hr Change = 0.31 24hr Equivl = 0.62 Storage/FT Change = 294 12HR DELTA Pool = 182
P.T. -- 12hr Change = 0.32 24hr Equivl = 0.64 Storage/FT Change = 294 12HR DELTA Pool = 188
Balanced Gates Jacob Charts Rating Table
6.5 x 2.0 (8.4) 112.0 --> 70 x 30 (8.5)111000
10.5 x 4.0 (8.6) 115.8 --> 71 x 31 (9.0)122000
11.5 x 6.0 (8.8) 118.0 --> 73 x 32 <-- (9.4)130000
13.0 x 7.5 (9.0) 121.8 --> 77 x 32 <-- (10.0)142000
16.0 x 8.0 (9.2) 125.5 --> 81 x 32 <-- (11.0)162500
17.0 x 9.5 (9.4) 129.6 --> 90 x 32 <-- (12.0)183000
18.0 x 11.5 (9.6) 133.7 --> 100 x 32 <-- (13.0)211000
21.0 x 12.0 (9.8) 137.8 --> 109 x 34 <-- Appendage 32-36 (14.0)228500
24.5 x 12.5 (10.0)141.9 --> 123 x 36 <-- (15.0)243800
26.0 x 13.5 (10.2)146.0 --> 126 x 36 <-- (16.0)257300
29.5 x 14.0 (10.4)150.0 --> 133 x 40 (17.0)272100
31.0 x 15.5 (10.6)154.2 --> 139 x 44 (18.0)287200
34.0 x 16.0 (10.8)158.1 --> 156 x 48 (19.0)303900
35.5 x 17.5 (11.0)162.4 --> 169 x 52 (20.0)324400
39.0 x 18.0 (11.2)166.3 --> 182 x 52 (21.0)345200
41.0 x 19.5 (11.4)170.3 --> 182 x 56 (22.0)371400
47.0 x 21.5 (23.0)401000
55.0 x 24.0 (23.5)414900
61.0 x 26.0
69.0 x 29.0
73.0 x 32.0
82.5 x 35.0
92.5 x 36.0