Montgomery Point Lock & Dam
White River (MPDA4)
Mississippi River at Helena Mississippi River at Arkansas City
Lock No. 1
Time Elevation Tailwater
Date CS/CDT (ft-NGVD29) (ft-NGVD29)
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09DEC2024 1900 120.26 114.86
09DEC2024 2000 120.34 114.89
09DEC2024 2100 120.42 114.84
09DEC2024 2200 120.46 114.84
09DEC2024 2300 120.29 114.84
09DEC2024 2400 120.12 114.80
10DEC2024 0100 120.04 114.81
10DEC2024 0200 120.01 114.78
10DEC2024 0300 119.95 114.73
10DEC2024 0400 119.94 114.73
10DEC2024 0500 119.92 114.73
10DEC2024 0600 119.68 114.67
10DEC2024 0700 119.37 114.72
10DEC2024 0800 119.28 114.68
10DEC2024 0900 119.17 114.69
10DEC2024 1000 119.10 114.70
10DEC2024 1100 119.05 114.72
10DEC2024 1200 118.99 114.62
10DEC2024 1300 119.00 114.57
10DEC2024 1400 118.99 114.56
10DEC2024 1500 119.06 114.44
10DEC2024 1600 119.07 114.41
10DEC2024 1700 119.08 114.31
10DEC2024 1800 119.09 114.34
10DEC2024 1900 119.07 114.28
10DEC2024 2000 119.08 114.23
10DEC2024 2100 119.06 114.19
10DEC2024 2200 119.06 114.15
10DEC2024 2300 119.05 114.13
10DEC2024 2400 119.03 114.01
11DEC2024 0100 119.01 114.00
11DEC2024 0200 119.01 113.99
11DEC2024 0300 118.99 113.93
11DEC2024 0400 119.01 113.89
11DEC2024 0500 119.00 113.78
11DEC2024 0600 118.96 113.73
7-Day Plot Data
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