Air Quality Alert
None

The officials at the Indiana Department of Environmental Management have declared an Air Quality Action Day, IN EFFECT UNTIL MIDNIGHT CDT TUESDAY NIGHT. An Air Quality Action Day for ozone has been issued. Ozone levels are expected to be in the Unhealthy for Sensitive Groups range. Active children and adults, and people with respiratory disease, such as asthma should limit prolonged outdoor exposure. Here are some recommended actions that the public can take: * Walk, bike, carpool or use public transportation. * Avoid using the drive-through and combine errands into one trip. * Avoid refueling your vehicle or using gasoline-powered lawn equipment until after 7pm. * Turn off your engine when idling for more than 30 seconds. * Conserve energy by turning off lights or setting the air conditioner to 75 degrees or above. For additional information, please visit the IDEM Smog page at: http://www.in.gov/idem/airmonitoring/smogwatch/

Little Calumet River At Munster, Ind. 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 71.77
01-02 66.77
01-03 52.11
01-04 65.62
01-05 49.54
01-06 39.08
01-07 31.24
01-08 31.21
01-09 39.57
01-10 60.28
01-11 102.38
01-12 125.68
01-13 87.63
01-14 71.28
01-15 51.66
01-16 45.87
01-17 37.25
01-18 39.2
01-19 47.83
01-20 38.04
01-21 34.29
01-22 28.9
01-23 34.31
01-24 64.74
01-25 68.5
01-26 81.44
01-27 83.44
01-28 57.61
01-29 48.88
01-30 51.27
01-31 52.49
02-01 44.87
02-02 44.48
02-03 53.73
02-04 60.75
02-05 60.88
02-06 51.8
02-07 51.33
02-08 60.3
02-09 40.88
02-10 49.62
02-11 40.25
02-12 38.29
02-13 38.44
02-14 31.08
02-15 31.34
02-16 31.7
02-17 33.56
02-18 29.42
02-19 51.13
02-20 111.8
02-21 172.82
02-22 62.22
02-23 82.76
02-24 102.61
02-25 63.64
02-26 53.67
02-27 61.65
02-28 72.27
02-29 63.3
03-01 89.63
03-02 81.5
03-03 60.76
03-04 56.35
03-05 69.02
03-06 72.36
03-07 74.88
03-08 59.46
03-09 71.51
03-10 73.21
03-11 105.59
03-12 120.06
03-13 89.22
03-14 75.74
03-15 95.15
03-16 102.68
03-17 83.81
03-18 68.34
03-19 60.13
03-20 86.49
03-21 72.07
03-22 53.8
03-23 45.66
03-24 43.91
03-25 60.47
03-26 62.07
03-27 60.35
03-28 49.6
03-29 49.63
03-30 51.93
03-31 118.91
04-01 148.37
04-02 115.02
04-03 114.72
04-04 132.11
04-05 107.39
04-06 106.2
04-07 107.01
04-08 84.22
04-09 66.67
04-10 53.12
04-11 52.35
04-12 63.89
04-13 49.91
04-14 44.09
04-15 51.96
04-16 82.0
04-17 71.05
04-18 77.36
04-19 149.78
04-20 107.32
04-21 65.36
04-22 52.26
04-23 43.41
04-24 42.15
04-25 38.41
04-26 48.52
04-27 40.54
04-28 49.48
04-29 54.43
04-30 116.12
05-01 159.41
05-02 127.6
05-03 92.17
05-04 95.22
05-05 75.89
05-06 67.53
05-07 60.06
05-08 72.79
05-09 62.15
05-10 84.95
05-11 89.51
05-12 86.09
05-13 64.91
05-14 58.39
05-15 79.66
05-16 75.26
05-17 71.46
05-18 90.21
05-19 80.13
05-20 58.55
05-21 77.9
05-22 64.95
05-23 63.33
05-24 70.12
05-25 49.92
05-26 60.52
05-27 72.1
05-28 74.75
05-29 101.35
05-30 104.04
05-31 84.45
06-01 71.23
06-02 55.5
06-03 41.79
06-04 33.83
06-05 43.28
06-06 38.11
06-07 35.43
06-08 38.44
06-09 71.49
06-10 105.57
06-11 109.77
06-12 98.89
06-13 112.3
06-14 101.25
06-15 99.22
06-16 100.14
06-17 89.57
06-18 85.94
06-19 71.72
06-20 67.59
06-21 86.04
06-22 135.12
06-23 139.03
06-24 85.12
06-25 89.36
06-26 78.37
06-27 156.2
06-28 124.82
06-29 96.08
06-30 89.03
07-01 94.98
07-02 92.25
07-03 66.04
07-04 79.59
07-05 92.27
07-06 116.69
07-07 71.61
07-08 42.93
07-09 37.85
07-10 29.8
07-11 25.0
07-12 21.07
07-13 37.85
07-14 55.2
07-15 23.85
07-16 26.44
07-17 32.98
07-18 32.99
07-19 47.36
07-20 43.18
07-21 26.92
07-22 61.42
07-23 67.37
07-24 71.52
07-25 59.7
07-26 29.53
07-27 22.01
07-28 20.63
07-29 26.01
07-30 22.09
07-31 15.23
08-01 14.75
08-02 13.79
08-03 26.32
08-04 18.07
08-05 17.64
08-06 22.13
08-07 14.11
08-08 17.71
08-09 15.39
08-10 14.22
08-11 15.16
08-12 13.03
08-13 26.1
08-14 18.46
08-15 20.99
08-16 31.23
08-17 27.88
08-18 28.34
08-19 71.05
08-20 35.47
08-21 65.31
08-22 37.24
08-23 23.91
08-24 54.0
08-25 28.44
08-26 31.94
08-27 41.24
08-28 44.47
08-29 28.75
08-30 25.11
08-31 31.13
09-01 22.99
09-02 20.31
09-03 16.61
09-04 25.57
09-05 17.93
09-06 29.62
09-07 17.72
09-08 17.31
09-09 22.48
09-10 20.14
09-11 37.85
09-12 28.11
09-13 27.63
09-14 19.24
09-15 16.45
09-16 16.33
09-17 13.85
09-18 20.36
09-19 55.95
09-20 46.48
09-21 24.5
09-22 18.24
09-23 19.85
09-24 15.38
09-25 13.7
09-26 16.55
09-27 14.49
09-28 70.99
09-29 77.05
09-30 63.85
10-01 51.2
10-02 36.47
10-03 42.75
10-04 37.98
10-05 26.79
10-06 34.56
10-07 39.73
10-08 38.69
10-09 23.9
10-10 19.56
10-11 30.37
10-12 31.95
10-13 26.26
10-14 30.54
10-15 68.25
10-16 37.66
10-17 23.33
10-18 23.62
10-19 23.76
10-20 34.48
10-21 31.63
10-22 26.85
10-23 30.99
10-24 47.99
10-25 70.86
10-26 95.44
10-27 87.79
10-28 76.9
10-29 49.97
10-30 51.8
10-31 94.06
11-01 68.39
11-02 49.67
11-03 55.48
11-04 44.18
11-05 37.21
11-06 30.75
11-07 28.33
11-08 24.41
11-09 29.01
11-10 32.99
11-11 30.51
11-12 31.22
11-13 23.83
11-14 22.05
11-15 22.77
11-16 22.1
11-17 21.49
11-18 31.57
11-19 47.96
11-20 37.52
11-21 27.57
11-22 40.21
11-23 31.62
11-24 33.95
11-25 43.36
11-26 52.96
11-27 56.46
11-28 45.74
11-29 60.64
11-30 47.89
12-01 37.16
12-02 52.55
12-03 44.86
12-04 37.74
12-05 31.88
12-06 27.9
12-07 25.82
12-08 23.9
12-09 22.09
12-10 21.8
12-11 31.63
12-12 28.02
12-13 26.81
12-14 26.34
12-15 56.44
12-16 65.75
12-17 44.09
12-18 36.39
12-19 33.3
12-20 26.07
12-21 28.5
12-22 35.36
12-23 36.71
12-24 39.35
12-25 34.25
12-26 30.37
12-27 35.98
12-28 54.57
12-29 67.85
12-30 113.77
12-31 79.27

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index