L&D13 6am Report SUNDAY 18 JAN 2026
LockMaster: Jon James Flat Pool = 14.3 Flat Tail = 3.3 River Mile = 522.4
Asst: Anthony (Tony) Runde DA = 85,500 mi^2 UNG LOC DA = 1,290 mi^2 %UNG LOC = 42%
Phone: (815) 589-3313 or (6213) Flood Stage = 16 Lock Closed = 18 Top of Lock = 23.3
10 Submrg Tainters (64') Gates #1-4, 8-13 LD12(6hr) <- LD13 -> LD14(2hr) Top of Spillway = 14.5
3 Submrg Rollers (100') Gates #5,6,7 Out of Operation = 13.5' = 125,000 cfs Swell Head = 0.4
Max Submrg Setting = -73.5 X -24.0 = 75,500 cfs Gage Zero = 568.7 TW cntrl > 9.6' GATE cntrl < 9.0'
6am Maximum Permissible Feet of Bulkhead = 341 Record Flood Stage = 24.75 in Apr 1965
M I 1 3 F L T 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: 14.39 5.35 -43.0 -15.0 39.9 ______ ______ 14.39 5.35 14.39 5.33 21 W 32 15 32 0.00
0100: 14.37 5.35 -43.0 -15.0 39.7 ______ ______ 14.37 5.35 14.37 5.33 16 W 21 14 32 0.00
0200: 14.35 5.36 -43.0 -15.0 39.6 ______ ______ 14.35 5.35 14.35 5.34 11 W 15 13 32 0.00
0300: 14.33 5.37 -43.0 -15.0 39.3 ______ ______ 14.33 5.38 14.32 5.35 17 W 22 14 32 0.00
0400: 14.31 5.37 -43.0 -15.0 39.1 ______ ______ 14.30 5.39 14.30 5.37 11 W 13 12 32 0.00
0500: 14.27 5.37 -43.0 -15.0 38.8 ______ ______ 14.28 5.39 14.27 5.37 14 W 21 12 32 0.00
0600: 14.24 5.37 -43.0 -15.0 38.5 ______ ______ 14.25 5.38 14.24 5.35 12 W 17 11 32 0.00 0.00
0700: 14.22 5.36 -43.0 -15.0 38.2 ______ ______ 14.21 5.35 14.21 5.32 13 W 20 11 32 0.00
0800: 14.19 5.34 -43.0 -15.0 38.0 ______ ______ 14.19 5.34 14.18 5.32 11 W 19 11 32 0.00
0900: 14.21 5.21 -43.0 -15.0 35.1 ______ ______ 14.21 5.16 14.22 5.15 15 SW 22 12 32 0.00
1000: 14.23 5.08 -34.0 -15.0 32.3 ______ ______ 14.23 5.08 14.23 5.05 13 W 20 14 32 0.00
1100: 14.26 5.01 -34.0 -15.0 32.6 ______ ______ 14.26 5.00 14.26 4.97 13 W 17 15 32 0.00
1200: 14.30 4.94 -34.0 -15.0 32.9 ______ ______ 14.29 4.95 14.29 4.94 13 W 21 16 32 0.00 0.00
1300: 14.32 4.91 -34.0 -15.0 33.0 ______ ______ 14.31 4.89 14.32 4.88 17 W 24 15 32 0.00
1400: 14.34 4.88 -34.0 -15.0 33.2 ______ ______ 14.33 4.88 14.33 4.87 14 W 19 15 32 0.00
1500: 14.34 4.88 -34.0 -15.0 33.3 ______ ______ 14.34 4.89 14.34 4.88 14 W 20 16 32 0.00
1600: 14.34 4.88 -34.0 -15.0 33.3 ______ ______ 14.35 4.89 14.35 4.89 12 W 16 15 32 0.00
1700: 14.35 4.88 -34.0 -15.0 33.4 ______ ______ 14.35 4.90 14.35 4.89 12 W 15 15 32 0.00
1800: 14.35 4.89 -34.0 -15.0 33.4 ______ ______ 14.35 4.88 14.35 4.87 15 W 20 14 32 0.00 0.00
1900: 14.34 4.89 -34.0 -15.0 33.3 ______ ______ 14.34 4.88 14.34 4.87 12 W 16 14 32 0.00
2000: 14.34 4.89 -34.0 -15.0 33.2 ______ ______ 14.34 4.89 14.33 4.88 13 W 17 14 32 0.00
2100: 14.33 4.88 -34.0 -15.0 33.2 ______ ______ 14.33 4.89 14.33 4.87 15 W 21 12 32 0.00
2200: 14.32 4.87 -34.0 -15.0 33.1 ______ ______ 14.32 4.88 14.32 4.87 13 W 20 11 32 0.00
2300: 14.31 4.86 -34.0 -15.0 33.0 ______ ______ 14.31 4.86 14.30 4.85 11 W 17 11 32 0.00
2400: 14.30 4.85 -34.0 -15.0 32.9 ______ ______ 14.30 4.85 14.29 4.84 14 W 19 9 32 0.00 0.00
0100: 14.29 4.85 -34.0 -15.0 32.8 ______ ______ 14.28 4.86 14.28 4.84 14 W 21 8 32 0.00
0200: 14.28 4.84 -34.0 -15.0 32.7 ______ ______ 14.27 4.84 14.27 4.83 14 W 22 6 32 0.00
0300: 14.27 4.83 -34.0 -15.0 32.6 ______ ______ 14.25 4.84 14.25 4.83 11 W 19 5 32 0.00
0400: 14.25 4.83 -34.0 -15.0 32.5 ______ ______ 14.25 4.82 14.24 4.81 9 SW 12 4 32 0.00
0500: 14.24 4.82 -34.0 -15.0 32.3 ______ ______ 14.23 4.84 14.22 4.82 8 W 11 4 32 0.00
0600: 14.22 4.81 -34.0 -15.0 32.2 ______ ______ 14.22 4.82 14.21 4.80 7 W 10 4 32 0.00 0.00
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0.00
MAQI4(24) 10.75 754 164 Ystday Avg LD13 Q: 35.3 Chg: -5.9
APRI2(20) 4.01 81 7 Ystday Avg LD12 Q: 33.8 Chg: -5.8
UNGAGED 423 37 Ystday Avg Trib Q: 1.4 Chg: -0.2
Ystday Avg Stor Q: -0.0
----- ----- ------
Total 1259 208 SPREAD 0.0
OMNI -- 6hr Change = -0.08 24hr Equivl = -0.31 Storage/FT Change = 338 6HR DELTA Pool = -104
FLOAT-- 6hr Change = -0.08 24hr Equivl = -0.32 Storage/FT Change = 338 6HR DELTA Pool = -108
P.T. -- 6hr Change = -0.08 24hr Equivl = -0.32 Storage/FT Change = 338 6HR DELTA Pool = -108
OMNI -- 8hr Change = -0.09 24hr Equivl = -0.28 Storage/FT Change = 338 8HR DELTA Pool = -96
FLOAT-- 8hr Change = -0.10 24hr Equivl = -0.30 Storage/FT Change = 338 8HR DELTA Pool = -102
P.T. -- 8hr Change = -0.11 24hr Equivl = -0.33 Storage/FT Change = 338 8HR DELTA Pool = -112
OMNI -- 12hr Change = -0.13 24hr Equivl = -0.26 Storage/FT Change = 338 12HR DELTA Pool = -87
FLOAT-- 12hr Change = -0.13 24hr Equivl = -0.26 Storage/FT Change = 338 12HR DELTA Pool = -88
P.T. -- 12hr Change = -0.14 24hr Equivl = -0.28 Storage/FT Change = 338 12HR DELTA Pool = -95
Jacob Charts
Balanced Gates (8.8) 77.5 --> 52 x 17 Rating Table
9.5 x 3.0 (9.0) 79.5 --> 54 x 18 (9.0) 78500
11.0 x 3.5 (9.2) 81.6 --> 57 x 18.5 (9.6) 84500
11.5 x 4.5 (9.4) 83.6 --> 61 x 19 (10.0)88600
14.5 x 5.0 (9.6) 85.5 --> 64 x 19 (11.0)99800
15.0 x 6.0 (9.8) 87.5 --> 65 x 20 (12.0)111300
18.5 x 7.0 (10.0) 89.6 --> 66 x 21 (13.0)123600
19.5 x 7.5 (10.2) 91.8 --> 67 x 22 (14.0)138600
22.5 x 8.0 (10.4) 94.0 --> 69 x 23 (15.0)152400
25.0 x 9.0 (10.6) 96.0 --> 72 x 24 <-- (16.0)165400
26.5 x 9.5 (10.8) 98.1 --> 74 x 25 <-- (17.0)178800
28.0 x 10.0 (11.0)100.2 --> 78 x 25.5 <-- (18.0)191500
29.5 x 10.5 (11.2)102.2 --> 83 x 25.5 <-- Appendage 24-27 (19.0)203900
34.0 x 12.0 (11.4)104.2 --> 88 x 25.5 <-- (20.0)217300
40.0 x 13.5 (11.6)106.1 --> 92 x 27 <-- (21.0)230800
42.5 x 14.0 (11.8)108.1 --> 97 x 27 <-- (22.0)244400
44.5 x 15.0 (12.0)110.0 --> 102 x 27 <-- (23.0)258700
46.0 x 15.5 (12.2)112.0 --> 110 x 27 <-- (24.0)273500
49.5 x 16.5 (12.4)113.9 --> 112 x 28 (25.0)288800
52.0 x 17.5 (12.6)115.8 --> 116 x 28 (26.0)310600
55.5 x 18.0 (12.8)117.7 --> 120 x 30 (27.0)335200
58.5 x 19.0 (13.0)119.7 --> 130 x 33 (28.0)364500
61.5 x 20.0 (13.2)121.7 --> 140 x 36 (29.0)390200
72.0 x 24.0 (13.4)123.6 --> 150 x 39 (30.0)415800
(13.6)125.7 --> 160 x 42