Overview Realtime Historical Map View

Green River Below Howard A Hanson Dam, Wa Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012
01-01 1339.75
01-02 1659.75
01-03 1796.71
01-04 1560.13
01-05 1716.88
01-06 2239.78
01-07 2324.33
01-08 2269.56
01-09 2099.33
01-10 1774.6
01-11 1673.0
01-12 1519.91
01-13 2020.45
01-14 2121.02
01-15 1889.73
01-16 1707.18
01-17 1617.91
01-18 1459.36
01-19 1533.64
01-20 1371.27
01-21 1605.4
01-22 1501.55
01-23 1418.0
01-24 1578.83
01-25 1798.11
01-26 1503.9
01-27 1472.73
01-28 1540.36
01-29 1500.64
01-30 1445.33
01-31 1654.46
02-01 1591.09
02-02 1610.91
02-03 1682.08
02-04 1675.5
02-05 1765.42
02-06 2015.83
02-07 1801.58
02-08 1890.91
02-09 1690.77
02-10 1801.18
02-11 1870.36
02-12 1715.73
02-13 1709.73
02-14 1773.8
02-15 1621.0
02-16 1724.91
02-17 1349.42
02-18 1436.17
02-19 1269.23
02-20 1235.25
02-21 1143.27
02-22 1014.08
02-23 1193.38
02-24 819.08
02-25 965.45
02-26 991.42
02-27 838.75
02-28 805.38
02-29 1121.0
03-01 1137.73
03-02 1296.75
03-03 1340.42
03-04 1334.91
03-05 1308.54
03-06 1090.82
03-07 1031.58
03-08 1157.83
03-09 1095.62
03-10 1298.77
03-11 1345.46
03-12 1144.62
03-13 1032.15
03-14 886.18
03-15 1089.69
03-16 1132.15
03-17 1135.62
03-18 1184.85
03-19 1248.64
03-20 1303.77
03-21 1206.0
03-22 1258.0
03-23 1225.43
03-24 1167.36
03-25 1415.21
03-26 1322.64
03-27 1283.29
03-28 1230.29
03-29 1223.07
03-30 1201.64
03-31 1181.54
04-01 1023.07
04-02 1068.57
04-03 1040.57
04-04 1047.25
04-05 1042.54
04-06 1034.15
04-07 1202.57
04-08 1198.62
04-09 1308.25
04-10 1326.21
04-11 1332.36
04-12 1397.64
04-13 1174.92
04-14 1139.42
04-15 1128.0
04-16 1102.64
04-17 1205.9
04-18 1173.09
04-19 1113.0
04-20 1247.67
04-21 1177.08
04-22 1171.23
04-23 1137.69
04-24 1136.15
04-25 1177.25
04-26 1148.0
04-27 1147.15
04-28 1136.23
04-29 1105.62
04-30 1075.0
05-01 1090.15
05-02 1036.92
05-03 1078.42
05-04 1210.0
05-05 1214.62
05-06 1277.77
05-07 1320.31
05-08 1183.67
05-09 1186.62
05-10 1108.17
05-11 1140.62
05-12 1144.69
05-13 1074.15
05-14 1034.45
05-15 1064.45
05-16 1203.27
05-17 1210.55
05-18 1087.92
05-19 1015.08
05-20 925.91
05-21 850.91
05-22 799.75
05-23 863.08
05-24 897.46
05-25 883.38
05-26 840.69
05-27 821.85
05-28 829.38
05-29 832.15
05-30 792.38
05-31 833.5
06-01 795.23
06-02 713.33
06-03 762.08
06-04 773.85
06-05 689.42
06-06 643.75
06-07 679.83
06-08 685.75
06-09 656.0
06-10 761.25
06-11 759.57
06-12 773.85
06-13 727.0
06-14 735.38
06-15 677.86
06-16 638.93
06-17 647.5
06-18 666.31
06-19 685.85
06-20 670.23
06-21 622.08
06-22 606.42
06-23 543.77
06-24 552.77
06-25 540.31
06-26 532.15
06-27 509.15
06-28 504.08
06-29 484.62
06-30 461.23
07-01 436.92
07-02 466.54
07-03 461.77
07-04 448.55
07-05 422.14
07-06 409.5
07-07 407.85
07-08 398.15
07-09 391.31
07-10 373.36
07-11 371.08
07-12 363.33
07-13 367.92
07-14 360.21
07-15 368.92
07-16 357.42
07-17 355.69
07-18 350.0
07-19 338.25
07-20 329.85
07-21 320.46
07-22 323.67
07-23 319.46
07-24 319.23
07-25 332.82
07-26 323.42
07-27 325.15
07-28 326.75
07-29 333.67
07-30 332.92
07-31 335.92
08-01 332.9
08-02 331.0
08-03 323.25
08-04 319.58
08-05 306.38
08-06 306.09
08-07 309.75
08-08 312.58
08-09 305.0
08-10 307.91
08-11 304.92
08-12 309.85
08-13 310.77
08-14 308.69
08-15 311.08
08-16 317.08
08-17 332.91
08-18 331.73
08-19 327.17
08-20 329.5
08-21 324.8
08-22 319.83
08-23 319.08
08-24 323.91
08-25 313.58
08-26 328.31
08-27 340.67
08-28 337.08
08-29 334.17
08-30 321.55
08-31 322.1
09-01 325.73
09-02 337.42
09-03 325.85
09-04 327.85
09-05 331.46
09-06 328.08
09-07 325.23
09-08 334.08
09-09 325.62
09-10 327.0
09-11 339.58
09-12 333.46
09-13 332.25
09-14 335.46
09-15 344.08
09-16 354.5
09-17 346.0
09-18 349.31
09-19 364.08
09-20 364.92
09-21 377.73
09-22 391.31
09-23 411.92
09-24 436.0
09-25 461.08
09-26 448.0
09-27 451.0
09-28 476.69
09-29 471.33
09-30 503.73
10-01 612.2
10-02 599.75
10-03 612.18
10-04 574.25
10-05 532.23
10-06 530.31
10-07 538.38
10-08 527.69
10-09 538.85
10-10 542.23
10-11 538.92
10-12 533.38
10-13 548.58
10-14 557.08
10-15 592.0
10-16 593.17
10-17 633.15
10-18 623.85
10-19 673.92
10-20 792.67
10-21 863.27
10-22 1010.31
10-23 1294.69
10-24 1190.23
10-25 1092.92
10-26 834.08
10-27 899.54
10-28 920.42
10-29 1017.46
10-30 1161.15
10-31 1549.2
11-01 1061.92
11-02 1192.45
11-03 1075.0
11-04 1032.67
11-05 1478.91
11-06 1646.55
11-07 1617.91
11-08 1412.0
11-09 1277.91
11-10 1063.18
11-11 1051.45
11-12 1081.73
11-13 1604.55
11-14 1445.33
11-15 1525.75
11-16 1418.5
11-17 1114.5
11-18 973.18
11-19 971.36
11-20 1369.0
11-21 1544.62
11-22 1472.5
11-23 1024.08
11-24 1010.5
11-25 1038.08
11-26 1703.75
11-27 2033.9
11-28 1596.23
11-29 1574.54
11-30 1208.69
12-01 1092.25
12-02 1276.92
12-03 1247.42
12-04 1143.77
12-05 1086.0
12-06 1143.17
12-07 1233.55
12-08 1626.0
12-09 2188.09
12-10 2096.3
12-11 1998.36
12-12 1972.25
12-13 1855.36
12-14 1190.0
12-15 1553.67
12-16 1649.82
12-17 1620.3
12-18 1699.22
12-19 1900.82
12-20 1826.89
12-21 2172.73
12-22 2193.73
12-23 1979.8
12-24 1891.82
12-25 1759.55
12-26 1899.5
12-27 1481.89
12-28 1389.4
12-29 1174.22
12-30 1411.14
12-31 1429.71

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index