Overview Realtime Historical Map View

Mermentau River At Mermentau, La Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011
01-01 3530.72
01-02 5527.5
01-03 4966.11
01-04 4993.55
01-05 4896.55
01-06 5854.78
01-07 5820.89
01-08 5162.89
01-09 6617.14
01-10 5780.0
01-11 7301.76
01-12 6748.55
01-13 7915.0
01-14 8092.0
01-15 7824.0
01-16 6482.82
01-17 4743.7
01-18 5607.89
01-19 5181.64
01-20 4081.17
01-21 3581.55
01-22 3613.0
01-23 3194.9
01-24 3092.45
01-25 3607.73
01-26 3880.77
01-27 4153.17
01-28 4264.31
01-29 4253.64
01-30 4109.08
01-31 3954.69
02-01 3885.04
02-02 4352.0
02-03 4233.08
02-04 4429.89
02-05 4724.73
02-06 4432.45
02-07 4252.1
02-08 3587.58
02-09 3577.25
02-10 3872.78
02-11 4004.45
02-12 4847.64
02-13 4861.54
02-14 4142.54
02-15 4602.27
02-16 3893.76
02-17 4476.36
02-18 3412.92
02-19 3703.42
02-20 3951.62
02-21 4675.85
02-22 4276.83
02-23 3567.74
02-24 4101.92
02-25 4408.92
02-26 3780.79
02-27 4252.58
02-28 3432.64
02-29 2494.75
03-01 3161.58
03-02 2721.23
03-03 2973.91
03-04 2678.46
03-05 2656.0
03-06 2044.54
03-07 2379.44
03-08 1669.67
03-09 2011.09
03-10 2640.75
03-11 2536.0
03-12 4005.98
03-13 4037.42
03-14 3981.25
03-15 4561.8
03-16 4472.08
03-17 4171.0
03-18 4081.62
03-19 3771.85
03-20 2356.62
03-21 2719.83
03-22 2895.25
03-23 2335.4
03-24 2583.85
03-25 2727.08
03-26 2927.18
03-27 2922.1
03-28 3178.56
03-29 2781.4
03-30 2299.31
03-31 3344.4
04-01 3403.36
04-02 2804.07
04-03 2466.69
04-04 2898.78
04-05 3091.03
04-06 3085.17
04-07 3071.5
04-08 2946.93
04-09 3260.2
04-10 2807.57
04-11 3401.58
04-12 3287.38
04-13 3862.7
04-14 3723.64
04-15 3990.92
04-16 3411.89
04-17 3751.17
04-18 3538.27
04-19 4521.67
04-20 3803.17
04-21 4844.8
04-22 4878.01
04-23 4700.89
04-24 3814.67
04-25 3943.67
04-26 4004.0
04-27 3437.03
04-28 3587.1
04-29 2819.0
04-30 3406.09
05-01 3422.92
05-02 3230.58
05-03 3877.18
05-04 3398.5
05-05 5415.77
05-06 5921.08
05-07 6044.82
05-08 3422.25
05-09 5040.12
05-10 7714.5
05-11 6526.82
05-12 8797.0
05-13 8006.82
05-14 6993.4
05-15 5797.45
05-16 4686.33
05-17 4166.36
05-18 4197.9
05-19 4057.56
05-20 5631.86
05-21 5634.44
05-22 3136.88
05-23 1844.33
05-24 1788.54
05-25 4301.88
05-26 4586.71
05-27 3387.33
05-28 3260.44
05-29 4026.3
05-30 3939.4
05-31 3564.9
06-01 2857.91
06-02 2904.8
06-03 2300.49
06-04 2713.09
06-05 2659.7
06-06 3390.08
06-07 3085.83
06-08 3090.74
06-09 3786.0
06-10 3162.04
06-11 2974.42
06-12 2969.4
06-13 2832.09
06-14 2882.33
06-15 2794.09
06-16 2297.75
06-17 2058.58
06-18 1848.32
06-19 1652.55
06-20 1473.6
06-21 1541.18
06-22 2114.56
06-23 1933.16
06-24 1627.1
06-25 1527.65
06-26 1892.3
06-27 2238.9
06-28 2128.08
06-29 1982.81
06-30 2833.91
07-01 2503.4
07-02 2188.0
07-03 2550.7
07-04 2123.2
07-05 1845.25
07-06 1904.75
07-07 1712.0
07-08 1467.85
07-09 1840.0
07-10 1688.5
07-11 2002.92
07-12 2172.31
07-13 2154.67
07-14 2260.28
07-15 2550.42
07-16 2295.23
07-17 2635.25
07-18 2794.09
07-19 3091.69
07-20 3841.42
07-21 3895.0
07-22 4450.15
07-23 4458.67
07-24 4315.17
07-25 4190.09
07-26 3123.3
07-27 3274.58
07-28 3068.75
07-29 2659.69
07-30 2141.69
07-31 2327.23
08-01 2025.56
08-02 2284.36
08-03 2063.36
08-04 1801.47
08-05 1742.33
08-06 1403.56
08-07 1511.9
08-08 1739.38
08-09 1457.27
08-10 1380.73
08-11 1447.67
08-12 1523.0
08-13 1318.83
08-14 4541.69
08-15 4224.3
08-16 5165.78
08-17 6003.13
08-18 5923.38
08-19 5234.6
08-20 4830.0
08-21 4598.35
08-22 3567.45
08-23 3168.0
08-24 1302.0
08-25 1501.55
08-26 2611.18
08-27 2295.77
08-28 3643.8
08-29 4372.46
08-30 4806.3
08-31 4260.96
09-01 5415.77
09-02 4489.91
09-03 4420.1
09-04 3825.67
09-05 3501.33
09-06 2745.84
09-07 2388.21
09-08 2128.42
09-09 1847.75
09-10 1211.07
09-11 1218.81
09-12 1256.92
09-13 1117.42
09-14 1063.79
09-15 1168.19
09-16 1558.1
09-17 1374.11
09-18 2115.67
09-19 1593.86
09-20 1943.5
09-21 1958.4
09-22 2333.56
09-23 1863.5
09-24 2029.0
09-25 1781.13
09-26 1943.0
09-27 1992.33
09-28 1370.64
09-29 1369.59
09-30 1809.25
10-01 1974.51
10-02 1946.3
10-03 1498.04
10-04 1326.58
10-05 1326.0
10-06 1464.67
10-07 1763.44
10-08 1413.67
10-09 1128.18
10-10 1829.1
10-11 1925.18
10-12 2093.57
10-13 2733.5
10-14 2836.85
10-15 2757.33
10-16 3217.5
10-17 2630.3
10-18 2208.59
10-19 1891.08
10-20 1710.0
10-21 1580.3
10-22 1124.8
10-23 1353.43
10-24 1410.0
10-25 1099.92
10-26 1622.78
10-27 1854.63
10-28 1634.4
10-29 1981.88
10-30 1190.19
10-31 1150.22
11-01 2272.2
11-02 1820.44
11-03 2184.03
11-04 1888.6
11-05 2019.45
11-06 1858.0
11-07 1684.64
11-08 2690.67
11-09 2055.41
11-10 1859.11
11-11 1827.5
11-12 1854.3
11-13 1428.66
11-14 1239.25
11-15 1621.04
11-16 1505.0
11-17 1390.51
11-18 1082.19
11-19 1090.89
11-20 770.57
11-21 1482.14
11-22 2052.0
11-23 1334.5
11-24 1640.63
11-25 1456.5
11-26 1184.09
11-27 2015.56
11-28 2322.35
11-29 2417.54
11-30 1905.5
12-01 1773.66
12-02 2551.71
12-03 2428.22
12-04 2241.74
12-05 1878.4
12-06 1678.91
12-07 1223.82
12-08 1396.9
12-09 2676.2
12-10 3159.44
12-11 1922.58
12-12 2059.25
12-13 2205.38
12-14 2045.98
12-15 2332.87
12-16 2499.0
12-17 2756.18
12-18 3204.65
12-19 2646.62
12-20 2722.92
12-21 3517.4
12-22 2534.38
12-23 2631.07
12-24 3069.22
12-25 2418.67
12-26 3078.08
12-27 3216.09
12-28 3335.33
12-29 4024.0
12-30 3635.36
12-31 3427.32

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index