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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 01175500 SWIFT RIVER AT WEST WARE, MA


Hampshire County, Massachusetts
Hydrologic Unit Code 01080204
Latitude  42°16'04", Longitude  72°19'59" NAD27
Drainage area 189  square miles
Contributing drainage area 189  square miles
Gage datum 365.18 feet above NGVD29
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00060, Discharge, cubic feet per second,
Day of
month
Mean of daily mean values for each day for 79 - 80 years of record in, ft3/s   (Calculation Period 1939-10-01 -> 2019-09-30)

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 83 97 87 129 212 177 95 84 84 76 73 73
2 91 97 86 133 210 174 91 85 86 73 73 74
3 92 96 85 135 209 170 87 85 83 74 74 76
4 91 98 86 140 208 169 79 83 83 75 75 76
5 91 101 85 148 203 165 84 81 83 76 79 78
6 89 102 86 158 196 159 83 79 84 77 77 78
7 89 102 87 165 194 154 82 80 85 74 75 79
8 89 101 87 168 181 150 79 81 87 73 76 80
9 88 98 87 169 178 144 78 84 85 71 78 82
10 87 95 86 166 174 138 77 84 83 69 79 83
11 89 95 88 168 172 135 78 84 83 69 73 81
12 89 94 89 170 171 131 76 83 84 63 80 82
13 87 93 90 176 169 128 76 80 85 69 78 83
14 89 91 93 179 165 129 77 78 83 69 80 83
15 94 91 93 177 157 127 78 78 83 70 81 82
16 93 90 93 187 156 123 79 77 82 70 82 82
17 93 88 93 202 160 117 78 76 81 70 83 84
18 94 91 93 209 161 112 78 79 80 71 82 84
19 96 89 93 201 156 107 77 83 82 74 81 86
20 95 89 95 214 155 104 75 77 81 77 81 86
21 95 89 97 214 154 101 75 75 82 76 79 88
22 94 80 100 209 149 100 75 77 83 75 76 89
23 93 88 102 210 151 97 74 79 82 74 77 89
24 94 88 102 209 152 96 78 80 80 74 77 91
25 97 87 101 207 153 96 79 82 79 74 77 83
26 97 87 101 207 152 96 78 80 80 74 75 92
27 96 87 103 211 154 96 78 81 79 74 75 92
28 97 87 105 213 151 96 80 82 79 71 76 92
29 98 103 109 214 149 94 80 83 81 70 75 92
30 98   114 212 150 95 79 86 79 70 74 93
31 97   122   172   80 87   72   93