Results
| Country: | Niger
| | Station: | Gaya | | River: | Niger | | Area: | 1000000 km2 | | Lat: | 11.88 | | Lon: | 3.4 | | Source: | RivDIS | | PointID: | 1513 | | Area Units: | km2 | | Discharge Units: | m3/sec | | Starting Year: | 1952 | | Ending Year: | 1990 | | Total Years: | 39 | | Total Usable Years: | 31 | |
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| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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| 1952 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 160 | 446 | 1475 | 1958 | 1579 | 1674 | -9999 |
| 1953 | 1941 | 2167 | 2138 | 1549 | 678 | 332 | 297 | 1032 | 1934 | 1831 | 1631 | 1760 | 1440.83 |
| 1954 | 2041 | 2285 | 2188 | 1560 | 674 | 314 | 308 | 1020 | 1789 | 1551 | 1502 | 1679 | 1409.25 |
| 1955 | 2014 | 2315 | 2334 | 1969 | 1100 | 460 | 411 | 1357 | 1923 | 2186 | 1687 | 1780 | 1628 |
| 1956 | 2114 | 2423 | 2325 | 1762 | 789 | 312 | 199 | 685 | 1434 | 1530 | 1406 | 1569 | 1379 |
| 1957 | 1770 | 1863 | 1505 | 735 | 268 | 142 | 105 | 933 | 1837 | 1598 | 1456 | 1587 | 1149.92 |
| 1958 | 1867 | 2144 | 2197 | 1770 | 880 | 346 | 340 | 902 | 1477 | 1429 | 1378 | 1553 | 1356.92 |
| 1959 | 1872 | 2005 | 1954 | 1330 | 540 | 159 | 115 | 791 | 2259 | 1706 | 1390 | 1594 | 1309.58 |
| 1960 | 1813 | 1982 | 1632 | 766 | 246 | 78 | 140 | 652 | 1543 | 1609 | 1398 | 1595 | 1121.17 |
| 1961 | 1863 | 2030 | 1750 | 964 | 351 | 145 | 130 | 594 | 1644 | 1455 | 1333 | 1528 | 1148.92 |
| 1962 | 1726 | 1770 | 1242 | 476 | 154 | 73 | 206 | 918 | 2423 | 1753 | 1446 | 1593 | 1148.33 |
| 1963 | 1822 | 2107 | 1965 | 1246 | 507 | 195 | 144 | 536 | 1252 | 1341 | 1283 | 1413 | 1150.92 |
| 1964 | 1681 | 1870 | 1681 | 784 | 329 | 258 | 280 | 920 | 1945 | 1631 | 1314 | 1586 | 1189.92 |
| 1965 | 1896 | 2169 | 2001 | 1350 | 500 | 350 | 300 | 800 | 1590 | 1539 | 1492 | 1538 | 1293.75 |
| 1966 | 1896 | 2169 | 2001 | 825 | 300 | 250 | 100 | 280 | 1045 | 1370 | 1336 | 1539 | 1092.58 |
| 1967 | 1900 | 2091 | 1611 | 665 | 205 | 65 | 80 | 600 | 1950 | 1750 | 1545 | 1829 | 1190.92 |
| 1968 | 2297 | 2622 | 2480 | 1379 | 550 | 220 | 300 | 920 | 1382 | 1432 | 1397 | 1691 | 1389.17 |
| 1969 | 1931 | 1883 | 1153 | 450 | 203 | 106 | 53 | 581 | 1222 | 1467 | 1648 | 1904 | 1050.08 |
| 1970 | 2236 | 2285 | 1844 | 847 | 225 | 79 | 120 | 585 | 1471 | 1522 | 1398 | 1605 | 1184.75 |
| 1971 | 1848 | 1620 | 738 | 252 | 90 | 53 | 207 | 421 | 248 | 1250 | 1346 | 1664 | 811.42 |
| 1972 | 1847 | 1499 | 610 | 191 | 65 | 55 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1973 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 204 | 521 | 920 | 1111 | 1214 | 1300 | -9999 |
| 1974 | 1089 | 523 | 186 | 60 | 26 | 20 | 174 | 527 | 1282 | 1319 | 1379 | 1606 | 682.58 |
| 1975 | 1781 | 1450 | 546 | 138 | 35.8 | 15 | 166 | 564 | 1301 | 1274 | 1464 | 1651 | 865.48 |
| 1976 | 1907 | 1778 | 883 | 251 | 70 | 57.4 | 65.1 | 417 | 930 | 1254 | 1405 | 1519 | 878.04 |
| 1977 | 1651 | 1694 | 1573 | 566 | -9999 | 50.8 | 133 | 393 | 960 | 975 | 1151 | 1255 | -9999 |
| 1978 | 1125 | 777 | -9999 | 465 | 531 | 41.6 | 73 | 768 | 1135 | 1211 | 1318 | 1441 | -9999 |
| 1979 | 1589 | 1435 | 581 | 142 | 45.4 | 37.5 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1980 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 427 | 560 | 108 | 1198 | 1347 | 1203 | -9999 |
| 1981 | -9999 | 914 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1982 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1983 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1984 | -9999 | -9999 | -9999 | -9999 | -9999 | 295 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1985 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 196 | 789 | 1330 | 1220 | 1250 | 1380 | -9999 |
| 1986 | 1070 | 450 | 146 | 33.3 | 27.7 | 7.06 | 199 | 402 | 1000 | 1020 | 1160 | 1190 | 558.76 |
| 1987 | 875 | 393 | 143 | 39.2 | 14.6 | 18.4 | 111 | 397 | 806 | 1040 | 1070 | -9999 | -9999 |
| 1988 | -9999 | -9999 | -9999 | -9999 | -9999 | 30.2 | 299 | 1150 | 2150 | 1390 | 1280 | 1230 | -9999 |
| 1989 | 918 | 390 | 152 | -9999 | -9999 | -9999 | 182 | 813 | 1180 | 1170 | 1130 | 1160 | -9999 |
| 1990 | 607 | 482 | 422 | 402 | -9999 | -9999 | -9999 | 418 | 538 | -9999 | -9999 | -9999 | -9999 |
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| Avg | 1699.57 | 1664.03 | 1378.66 | 791.95 | 348.31 | 152.17 | 194.5 | 687.64 | 1378.27 | 1440.31 | 1379.16 | 1536 | 1149.14 |
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| Std Dev | 411.14 |
658.82 |
754.86 |
576.9 |
289.43 |
127.05 |
97.29 |
249.61 |
527.72 |
273.51 |
145.85 |
188.33 |
249.79 |
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| | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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