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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 01101500 IPSWICH RIVER AT SOUTH MIDDLETON, MA


Essex County, Massachusetts
Hydrologic Unit Code 01090001
Latitude  42°34'10", Longitude  71°01'39" NAD27
Drainage area 44.5  square miles
Contributing drainage area 44.5  square miles
Gage datum 44.16 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 1937-10-01 -> 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 75 81 115 182 105 64 33 22 13 21 45 73
2 77 79 116 191 102 65 32 21 14 21 45 72
3 74 82 123 190 100 66 33 19 15 20 46 72
4 75 85 124 186 98 64 32 18 14 22 46 71
5 75 83 124 184 96 65 31 17 13 23 48 69
6 72 80 126 182 92 68 29 15 12 26 48 72
7 71 80 130 179 89 70 27 14 13 29 48 77
8 69 80 132 171 86 69 26 15 12 28 48 78
9 69 77 136 161 87 65 26 16 12 28 50 77
10 73 76 137 153 90 61 26 18 12 27 51 84
11 74 77 135 147 89 58 24 18 14 26 53 85
12 74 79 138 141 87 54 24 19 17 25 54 86
13 75 78 138 137 85 54 24 19 17 25 57 85
14 74 79 145 135 90 56 24 18 17 27 58 85
15 74 79 158 130 91 55 22 18 17 30 61 86
16 73 82 164 134 92 52 21 17 17 32 61 83
17 70 84 165 141 92 49 21 17 16 34 63 82
18 67 86 169 138 87 46 19 16 17 33 63 84
19 67 92 170 135 86 43 18 18 21 33 61 84
20 67 92 172 132 83 41 17 19 22 36 59 81
21 68 92 171 125 81 39 18 18 23 42 60 79
22 68 93 178 121 78 38 19 18 22 43 62 80
23 68 94 187 120 73 37 20 18 22 41 63 78
24 72 98 183 118 70 36 26 17 22 42 64 77
25 84 111 177 117 68 37 28 17 20 42 66 79
26 94 117 172 114 69 36 27 16 23 42 71 79
27 97 116 170 113 67 35 26 14 23 41 73 83
28 101 116 166 111 64 35 25 14 22 43 72 82
29 95 118 165 109 62 34 25 14 23 44 72 79
30 91   172 107 62 34 25 14 22 44 73 79
31 86   179   61   23 14   45   77