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Little Rock District Corps of Engineers |
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Arkansas River Navigation Report |
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17-Aug-2026 19:18 |
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Yesterday @ 1200 hours |
Yesterday @ 2400 hours |
Yesterday
(MN-MN) |
Latest Observed Data |
Today
0700 hrs |
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8/16 |
8/16 |
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Static Text |
Headwater
Elev (ft.) |
Tailwater
Elev (ft.) |
Release
Total (cfs) |
Headwater
Elev (ft.) |
Tailwater
Elev (ft.) |
Release
Total (cfs) |
Tot
Release
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Date - Time
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Headwater
Elev (ft.) |
Tailwater
Elev (ft.) |
Release
Total (cfs) |
24-hour
Precip (in.) |
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Arkansas River Main Stem |
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J. W. Trimble Lock & Dam 13 |
391.67 |
371.36 |
0 |
391.46 |
370.98 |
0 |
8,520 |
8/17/26 6:00 |
391.60 |
373.26 |
33,610 |
0.00 |
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Ozark Lock & Dam 12 |
371.58 |
337.51 |
0 |
371.99 |
336.99 |
0 |
8,930 |
8/17/26 6:00 |
371.55 |
339.20 |
26,530 |
0.00 |
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Dardanelle Lock & Dam 10 |
337.42 |
284.88 |
0 |
337.71 |
285.61 |
0 |
7,119 |
8/17/26 6:00 |
337.26 |
287.38 |
38,922 |
0.14 |
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Ormond Lock & Dam 09 |
284.85 |
264.94 |
9,995 |
285.38 |
264.79 |
4,998 |
10,477 |
8/17/26 6:00 |
285.44 |
265.72 |
15,029 |
0.00 |
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Toad Suck Lock & Dam 08 |
264.90 |
249.13 |
9,402 |
265.01 |
248.71 |
2,955 |
10,114 |
8/17/26 6:00 |
265.26 |
249.44 |
13,230 |
0.00 |
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Murray Lock & Dam 07 |
249.15 |
231.03 |
8,044 |
249.16 |
231.40 |
8,717 |
9,338 |
8/17/26 6:00 |
249.23 |
231.40 |
9,585 |
0.02 |
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David D. Terry Lock & Dam 06 |
231.01 |
213.82 |
9,346 |
231.26 |
213.67 |
10,989 |
10,074 |
8/17/26 6:00 |
231.20 |
213.67 |
8,595 |
0.00 |
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C. D. Maynard Lock & Dam 05 |
214.05 |
195.72 |
11,803 |
213.87 |
195.92 |
14,973 |
11,313 |
8/17/26 6:00 |
213.89 |
196.15 |
9,983 |
0.00 |
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E. Sanders Lock & Dam 04 |
196.02 |
182.58 |
12,530 |
196.13 |
182.25 |
5,603 |
11,374 |
8/17/26 6:00 |
196.38 |
182.48 |
10,955 |
0.00 |
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Joe Hardin Lock & Dam 03 |
182.29 |
163.39 |
12,344 |
182.10 |
162.87 |
4,348 |
10,681 |
8/17/26 6:00 |
182.26 |
163.32 |
10,019 |
0.00 |
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Ark Post Canal - Lock 02 |
162.97 |
- - |
- - |
162.96 |
- - |
- - |
- - |
8/17/26 6:00 |
162.82 |
- - |
- - |
0.00 |
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Wilbur D. Mills Dam 02 |
162.95 |
124.02 |
13,025 |
162.85 |
124.00 |
12,900 |
12,304 |
8/17/26 6:00 |
162.81 |
123.44 |
3,860 |
0.00 |
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White River Entrance Channel |
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Ark Post Canal - Norrell Lock 01 |
142.89 |
- - |
- - |
143.07 |
119.98 |
- - |
- - |
8/17/26 6:00 |
143.03 |
120.50 |
- - |
0.00 |
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Montgomery Point Lock & Dam |
118.71 |
118.50 |
- - |
118.96 |
118.74 |
- - |
- - |
8/17/26 6:00 |
119.79 |
119.60 |
- - |
0.00 |
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Differential (Norrell TW to MPLD |
- - |
1.02 |
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8/17/26 6:00 |
0.71 |
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Clarendon Flow: (cfs) |
14,319 |
14,441 |
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8/17/26 7:00 |
14,457 |
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Cairo : Stage (ft) |
24.06 |
25.02 |
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8/17/26 7:00 |
26.20 |
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Helena : Stage (ft) |
8.87 |
9.60 |
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8/17/26 7:00 |
11.17 |
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Arkansas_City : Stage (ft) |
6.72 |
6.82 |
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8/17/26 7:00 |
7.16 |
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