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USGS Daily Statistics for Massachusetts

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 01096000 SQUANNACOOK RIVER NEAR WEST GROTON, MA


Middlesex County, Massachusetts
Hydrologic Unit Code 01070004
Latitude  42°38'03", Longitude  71°39'30" NAD27
Drainage area 65.9  square miles
Contributing drainage area 63.7  square miles
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00060, Discharge, cubic feet per second,
Day of
month
Mean of daily mean values for each day for 67 - 68 years of record in, ft3/s   (Calculation Period 1949-10-01 -> 2017-09-30)

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
1 107 111 142 374 186 121 60 42 34 36 72 117
2 112 110 143 397 176 129 61 37 25 36 77 117
3 111 123 149 388 175 124 67 32 24 34 84 118
4 111 152 151 368 171 112 51 31 25 35 98 115
5 114 144 162 374 163 104 47 30 25 38 88 112
6 109 131 167 404 145 108 51 29 23 39 85 119
7 102 121 196 343 150 124 45 26 34 44 80 126
8 102 123 192 294 145 121 41 29 37 44 87 124
9 122 108 194 260 147 104 41 32 32 46 95 121
10 145 99 205 254 150 94 40 36 28 47 95 125
11 126 111 198 278 154 93 38 36 27 40 101 128
12 122 113 212 262 165 83 36 35 50 41 103 136
13 110 109 213 255 161 82 40 34 41 43 98 146
14 105 117 243 264 165 97 46 35 30 43 98 135
15 111 115 269 248 162 104 38 30 27 65 102 143
16 104 127 253 266 154 87 33 28 25 102 95 134
17 99 128 222 311 165 85 32 27 31 66 100 127
18 94 120 228 263 148 82 32 30 33 64 101 140
19 102 131 252 231 140 73 32 33 32 57 89 141
20 109 122 259 214 139 68 35 43 29 58 84 127
21 112 121 250 204 141 67 36 32 30 102 99 115
22 112 142 260 205 136 63 34 28 31 85 104 138
23 117 150 276 209 118 67 32 26 30 65 109 119
24 124 141 264 210 112 71 36 24 35 68 103 117
25 140 162 250 215 126 65 43 23 36 71 98 141
26 149 196 261 197 132 62 32 22 41 76 112 138
27 173 172 285 191 126 61 30 20 43 64 124 131
28 190 153 286 195 112 61 35 23 41 62 113 133
29 150 171 287 209 102 64 40 30 38 73 115 124
30 127   327 199 117 63 45 29 41 75 121 115
31 115   363   118   41 29   73   111