Results
| Country: | U.S.A.
| | Station: | ARK-LA STATE LINE | | River: | OUACHITA RIVER | | Area: | 27936.67 | | Lat: | 33.03 | | Lon: | -92.09 | | Source: | USGS | | PointID: | 7364100 | | Area Units: | km2 | | Discharge Units: | m3/sec | | Starting Year: | 1958 | | Ending Year: | 1987 | | Total Years: | 30 | | Total Usable Years: | 22 | |
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| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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| 1958 | -9999 | -9999 | -9999 | 360.65 | -9999 | -9999 | -9999 | 112.97 | 124.76 | 145.11 | 224.3 | 184.41 | -9999 |
| 1959 | 215.97 | 266.9 | -9999 | -9999 | 83.8 | 203.49 | 84.83 | 83.68 | 88.15 | 90.64 | 80.07 | 202.72 | -9999 |
| 1960 | -9999 | -9999 | -9999 | 159.12 | 252.39 | 131.88 | 203.95 | 81.37 | 72.41 | 96.18 | 112.21 | 283.28 | -9999 |
| 1961 | 268.16 | 195.06 | -9999 | -9999 | -9999 | 111.38 | 131.22 | 137.01 | 119.22 | 111.59 | 185.12 | 294.14 | -9999 |
| 1962 | -9999 | -9999 | -9999 | -9999 | 56.56 | 154.68 | 42.06 | 51.85 | 148.71 | 191.98 | 151.57 | 102.44 | -9999 |
| 1963 | 103.13 | 88.15 | 386.87 | 145.56 | 195.29 | 22.96 | 89.92 | 30.26 | 23.29 | 25.88 | 76.17 | 109.77 | 108.1 |
| 1964 | 53.92 | 118.44 | 320.45 | 380.26 | -9999 | 53.66 | 35.8 | 37.79 | -9999 | -9999 | 97.6 | 187.35 | -9999 |
| 1965 | 338.71 | 228.52 | -9999 | 196.07 | 93.86 | 83.23 | 65.81 | 88.03 | 111.83 | 47.27 | 33.59 | 42.86 | -9999 |
| 1966 | 76.7 | 179.07 | 117.17 | 91.83 | -9999 | 109.87 | 72.45 | 201.59 | 111.44 | 102 | 47.76 | 72.22 | -9999 |
| 1967 | 197.74 | 153.86 | 194.78 | 210.28 | 392.19 | 118.35 | 180.34 | 81.11 | 64.49 | 46.73 | 87.34 | 304.31 | 169.29 |
| 1968 | 458.74 | 217.1 | 247.51 | -9999 | -9999 | -9999 | 127.11 | 99.06 | 113.49 | 121.81 | 80.17 | 405.6 | -9999 |
| 1969 | 350.07 | 461.57 | -9999 | -9999 | 234.41 | 225.95 | 87.13 | 109.97 | 55.05 | 44.91 | 138.72 | 125.87 | -9999 |
| 1970 | 330.29 | 380.03 | -9999 | -9999 | -9999 | 120.72 | 42.52 | 35.51 | 37.43 | 50.79 | 161.4 | 139.44 | -9999 |
| 1971 | 255.15 | 240.71 | 311.88 | 91.61 | 159.09 | 40.76 | 109.29 | 280.72 | 38.29 | 35.23 | 42.81 | 239.83 | 153.78 |
| 1972 | 386.68 | 275.55 | 222.58 | 145.84 | 105.22 | 29.22 | 36.6 | 47.3 | 69.91 | 73.24 | 378.6 | -9999 | -9999 |
| 1973 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 235.24 | 131.27 | 208.9 | 209.38 | 381.45 | -9999 | -9999 |
| 1974 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 62.68 | 401.16 | 166.54 | 431.83 | -9999 | -9999 |
| 1975 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 145.88 | 165.71 | 85.31 | 55.04 | 72.71 | 91.82 | -9999 |
| 1976 | 195.87 | 284.69 | 386.06 | 173.36 | 188.05 | 271.24 | 160.15 | 61.52 | 68.17 | 83.08 | 134.78 | 172.4 | 181.61 |
| 1977 | 250.34 | 302.01 | 313.09 | -9999 | 115.77 | 59.29 | 49.97 | 37.87 | 53.88 | -9999 | -9999 | -9999 | -9999 |
| 1978 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 35.41 | 177.83 | 396.72 | -9999 |
| 1979 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 158.83 | 152.15 | 99.71 | 78.91 | 177.93 | 339 | -9999 |
| 1980 | 389.97 | -9999 | 322.38 | -9999 | -9999 | 131.74 | 51.84 | 33.12 | 29.9 | 151.03 | 211.97 | 258.43 | -9999 |
| 1981 | 81.32 | 237.21 | 268.23 | 237.61 | 196.36 | -9999 | 138.04 | 101.93 | 49.81 | 101.52 | 95.31 | 85.74 | -9999 |
| 1982 | 129.97 | 373.12 | 345.39 | 287.01 | 215.84 | 209.82 | 103.53 | 78.38 | 39.28 | 43.58 | 146.85 | -9999 | -9999 |
| 1983 | -9999 | -9999 | -9999 | -9999 | -9999 | 328.48 | 289.66 | 44.27 | 33.95 | 37.9 | 61.56 | 290.08 | -9999 |
| 1984 | 334.66 | 281.88 | -9999 | -9999 | -9999 | 147.8 | 59.17 | 220.16 | 75.12 | 115.36 | -9999 | -9999 | -9999 |
| 1985 | -9999 | -9999 | -9999 | -9999 | 37.59 | 74.7 | 84.32 | 71.44 | 42.96 | 98.33 | 222.73 | 320.69 | -9999 |
| 1986 | 149.24 | 194.23 | 163.09 | 146.05 | 169.11 | 239.25 | 79.1 | 76.43 | 55.53 | 92.25 | 162.48 | -9999 | -9999 |
| 1987 | -9999 | 353.96 | -9999 | 100.31 | 89.09 | 39.31 | 32 | 36.75 | 43.47 | -9999 | -9999 | -9999 | -9999 |
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| Avg | 240.35 | 254.32 | 276.88 | 194.68 | 161.54 | 132.17 | 107.29 | 94.89 | 88.06 | 90.8 | 154.62 | 211.32 | 153.2 |
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| Std Dev | 117.39 |
91.43 |
80.53 |
89.28 |
86.73 |
82 |
64.28 |
60.34 |
72.94 |
48.56 |
101.54 |
105.66 |
27.84 |
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| | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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