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USGS Daily Statistics for the Nation

The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 04060500 IRON RIVER AT CASPIAN, MI


Iron County, Michigan
Hydrologic Unit Code 04030106
Latitude  46°03'31", Longitude  88°37'38" NAD27
Drainage area 92.1  square miles
Gage datum 1,438.70 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1947-10-01 -> 2024-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 65 61 61 110 165 103 101 68 70 76 76 69
2 65 61 61 110 160 93 100 70 67 72 75 69
3 64 61 61 111 154 91 87 69 70 77 76 68
4 63 61 62 113 144 89 81 72 67 80 74 69
5 63 61 62 113 137 86 77 71 70 80 73 70
6 63 61 61 117 138 85 76 67 70 79 73 69
7 63 61 65 128 137 83 76 70 69 75 71 68
8 62 61 65 140 140 83 81 70 68 77 71 67
9 62 61 64 153 141 83 93 68 68 75 71 67
10 62 61 65 170 135 84 86 67 72 75 73 66
11 62 61 70 181 128 89 79 66 70 75 76 66
12 62 61 74 179 124 94 76 64 69 73 76 66
13 62 61 74 187 120 90 76 63 71 72 76 67
14 62 61 77 190 115 83 74 64 70 71 74 68
15 62 61 79 183 110 81 74 62 69 74 74 68
16 62 61 78 182 108 84 72 73 71 74 73 68
17 62 60 81 193 109 88 70 77 70 72 73 68
18 62 60 83 213 105 89 70 69 66 75 73 67
19 62 61 81 211 104 87 71 67 66 73 72 66
20 61 61 77 200 105 88 72 66 65 69 71 65
21 61 62 75 198 103 94 75 67 73 69 71 65
22 61 62 76 196 101 89 80 70 74 72 70 65
23 61 62 79 198 99 83 79 72 73 75 70 65
24 61 62 78 199 101 82 76 72 81 77 70 65
25 61 61 80 189 104 84 73 74 82 79 71 65
26 62 61 85 180 99 86 74 70 83 77 70 65
27 61 61 90 183 96 88 74 69 90 77 69 64
28 61 61 92 179 95 86 73 72 86 80 68 64
29 61 60 93 174 93 83 69 72 80 79 70 64
30 61   97 170 93 82 69 68 76 77 69 66
31 61   108   100   69 72   76   66