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Air Quality Alert
None

The Connecticut Department of Environmental Protection has issued an Air Quality Alert Day for Fine Particulates, until noon EDT Thursday. An Air Quality Alert day means that Fine Particulates concentrations within the region may approach or exceed unhealthy standards. For additional information, please visit the Connecticut Department of Energy and Environmental Protection website at: https://portal.ct.gov/deep

Farmington River At Tariffville, Ct. 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 1492.8
01-02 1235.78
01-03 1391.78
01-04 1280.0
01-05 1236.2
01-06 1246.0
01-07 1192.8
01-08 1142.7
01-09 1109.56
01-10 1393.63
01-11 1906.22
01-12 1878.11
01-13 1739.67
01-14 1873.22
01-15 1743.0
01-16 1483.33
01-17 1539.1
01-18 1447.0
01-19 1283.3
01-20 1249.5
01-21 1360.5
01-22 1160.18
01-23 1153.33
01-24 1191.6
01-25 1200.1
01-26 1576.22
01-27 1983.5
01-28 1898.6
01-29 1726.7
01-30 1346.73
01-31 1299.64
02-01 1482.9
02-02 1367.5
02-03 1215.73
02-04 1159.0
02-05 1298.82
02-06 1118.6
02-07 1200.0
02-08 1238.0
02-09 1220.22
02-10 1156.13
02-11 1069.44
02-12 1036.3
02-13 1223.18
02-14 1093.1
02-15 1050.18
02-16 987.55
02-17 1019.44
02-18 1170.56
02-19 1176.0
02-20 1054.7
02-21 1032.45
02-22 920.4
02-23 1074.27
02-24 1206.36
02-25 1399.89
02-26 1532.7
02-27 1455.91
02-28 1513.18
02-29 1681.25
03-01 1426.82
03-02 1336.64
03-03 1545.09
03-04 1461.91
03-05 1348.18
03-06 1357.82
03-07 1665.09
03-08 1734.55
03-09 1613.67
03-10 1388.33
03-11 1529.79
03-12 1590.62
03-13 1773.21
03-14 1785.71
03-15 1704.86
03-16 1637.79
03-17 1595.86
03-18 1645.79
03-19 1453.47
03-20 1394.86
03-21 1311.2
03-22 1230.79
03-23 1242.07
03-24 1536.67
03-25 1558.53
03-26 1468.47
03-27 1395.0
03-28 1382.73
03-29 1480.53
03-30 1575.73
03-31 1773.21
04-01 1733.73
04-02 1792.53
04-03 1610.79
04-04 1661.93
04-05 1835.93
04-06 1692.73
04-07 1593.87
04-08 1594.67
04-09 1728.86
04-10 1635.4
04-11 1501.27
04-12 1304.36
04-13 1312.79
04-14 1508.86
04-15 1507.46
04-16 1610.23
04-17 2002.23
04-18 1838.08
04-19 1632.08
04-20 1579.92
04-21 1559.0
04-22 1535.21
04-23 1480.14
04-24 1866.21
04-25 1621.23
04-26 1467.86
04-27 1665.5
04-28 1621.71
04-29 1411.21
04-30 1290.79
05-01 1536.67
05-02 1964.0
05-03 1808.36
05-04 1567.4
05-05 1536.71
05-06 1638.27
05-07 1763.2
05-08 1579.57
05-09 1397.36
05-10 1435.8
05-11 1457.36
05-12 1290.93
05-13 1167.0
05-14 904.54
05-15 938.46
05-16 1104.0
05-17 1158.93
05-18 1264.53
05-19 1166.6
05-20 1151.79
05-21 1217.4
05-22 1121.53
05-23 1057.13
05-24 1071.0
05-25 1173.33
05-26 1113.93
05-27 1022.87
05-28 915.13
05-29 917.73
05-30 974.53
05-31 1043.67
06-01 1095.93
06-02 965.93
06-03 989.2
06-04 1008.53
06-05 948.79
06-06 905.27
06-07 892.29
06-08 972.86
06-09 1009.93
06-10 1001.87
06-11 948.07
06-12 1069.36
06-13 1060.86
06-14 1135.93
06-15 1272.33
06-16 1239.4
06-17 1036.33
06-18 877.27
06-19 985.07
06-20 998.29
06-21 949.64
06-22 881.5
06-23 755.57
06-24 792.36
06-25 834.14
06-26 807.79
06-27 740.93
06-28 787.14
06-29 894.5
06-30 783.79
07-01 742.07
07-02 794.93
07-03 930.14
07-04 903.69
07-05 867.13
07-06 772.4
07-07 759.14
07-08 804.57
07-09 807.07
07-10 866.4
07-11 1143.36
07-12 1032.0
07-13 907.29
07-14 901.73
07-15 1068.73
07-16 1124.31
07-17 1241.17
07-18 1101.92
07-19 1116.79
07-20 975.0
07-21 934.21
07-22 897.79
07-23 886.0
07-24 924.14
07-25 762.79
07-26 751.36
07-27 767.38
07-28 702.5
07-29 659.21
07-30 658.14
07-31 623.29
08-01 634.5
08-02 604.38
08-03 608.71
08-04 551.71
08-05 624.85
08-06 583.36
08-07 518.21
08-08 626.33
08-09 533.23
08-10 744.85
08-11 692.71
08-12 603.29
08-13 529.57
08-14 673.71
08-15 640.93
08-16 759.54
08-17 657.62
08-18 568.17
08-19 603.69
08-20 717.0
08-21 589.69
08-22 568.92
08-23 713.79
08-24 926.31
08-25 790.46
08-26 657.29
08-27 594.43
08-28 606.29
08-29 1166.79
08-30 1491.5
08-31 1129.08
09-01 797.43
09-02 956.93
09-03 1153.57
09-04 1108.93
09-05 868.29
09-06 708.07
09-07 845.29
09-08 881.0
09-09 1025.5
09-10 1094.43
09-11 954.79
09-12 760.86
09-13 741.08
09-14 886.14
09-15 764.07
09-16 688.79
09-17 643.71
09-18 608.36
09-19 700.93
09-20 683.64
09-21 527.0
09-22 500.62
09-23 515.64
09-24 587.5
09-25 759.5
09-26 1060.57
09-27 962.36
09-28 794.0
09-29 768.36
09-30 1282.08
10-01 1437.08
10-02 1215.92
10-03 1006.54
10-04 859.75
10-05 1063.0
10-06 964.23
10-07 938.07
10-08 908.36
10-09 750.86
10-10 666.93
10-11 613.07
10-12 684.36
10-13 783.31
10-14 796.36
10-15 767.08
10-16 642.0
10-17 741.07
10-18 754.14
10-19 697.0
10-20 658.23
10-21 733.62
10-22 799.57
10-23 682.79
10-24 634.36
10-25 699.57
10-26 667.77
10-27 775.21
10-28 933.0
10-29 853.29
10-30 1190.69
10-31 1002.33
11-01 1266.64
11-02 1125.38
11-03 1039.92
11-04 1168.36
11-05 1062.0
11-06 998.69
11-07 1003.46
11-08 984.0
11-09 935.92
11-10 902.0
11-11 870.15
11-12 884.38
11-13 1042.85
11-14 1083.71
11-15 1020.07
11-16 945.86
11-17 1006.14
11-18 1041.77
11-19 994.38
11-20 948.77
11-21 940.5
11-22 898.23
11-23 879.46
11-24 1010.0
11-25 1063.77
11-26 1001.07
11-27 1114.0
11-28 1356.69
11-29 1133.71
11-30 967.5
12-01 1171.64
12-02 1230.85
12-03 1118.0
12-04 1083.29
12-05 1021.71
12-06 1068.0
12-07 1006.0
12-08 1145.79
12-09 1287.85
12-10 1345.93
12-11 1489.57
12-12 1516.08
12-13 1285.54
12-14 1323.82
12-15 1439.67
12-16 1382.09
12-17 1301.55
12-18 1298.64
12-19 1658.75
12-20 1896.82
12-21 1749.8
12-22 2000.45
12-23 1788.17
12-24 1660.0
12-25 1666.7
12-26 1950.1
12-27 1716.4
12-28 1622.33
12-29 2073.75
12-30 1668.56
12-31 1601.2

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index