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USGS Surface-Water 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 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
Gage datum 243.50 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 1949-10-01 -> 2021-09-30)

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
1 109 111 144 364 193 121 60 41 33 37 77 119
2 115 109 145 384 184 127 61 36 25 36 79 120
3 113 121 155 376 180 121 65 32 24 36 91 123
4 115 148 154 361 174 110 50 30 25 37 107 118
5 118 141 162 371 167 103 46 30 25 39 91 113
6 111 130 165 396 154 109 50 29 23 39 87 121
7 103 122 191 342 157 128 44 27 34 44 84 126
8 103 124 188 294 148 122 40 29 37 44 89 123
9 121 110 189 258 148 104 40 31 32 45 95 119
10 143 101 199 252 150 93 40 36 28 46 97 125
11 125 112 192 273 153 92 37 36 27 40 104 131
12 124 119 206 256 163 82 35 37 49 43 103 137
13 120 113 208 250 159 81 40 37 40 45 99 144
14 116 119 236 261 164 94 45 37 30 44 103 137
15 117 115 260 245 164 101 37 34 27 64 104 151
16 109 127 248 265 155 85 32 30 25 98 96 137
17 107 128 218 314 163 83 32 28 30 66 101 128
18 99 120 222 265 146 80 32 31 38 64 101 140
19 105 130 244 231 138 71 32 34 50 57 89 140
20 110 122 250 213 137 67 35 43 35 58 85 125
21 113 123 242 204 138 66 35 32 32 98 100 115
22 112 142 252 205 133 62 33 29 32 83 103 141
23 117 149 267 211 116 66 33 28 31 63 107 122
24 125 142 255 210 110 69 38 25 35 67 102 118
25 152 166 243 212 123 63 43 23 36 71 99 143
26 156 200 254 198 132 61 32 22 45 76 112 148
27 176 176 276 201 130 60 30 21 50 67 128 135
28 188 160 279 204 112 60 36 23 45 66 119 134
29 150 180 283 212 102 64 40 30 40 75 117 126
30 127   324 206 116 62 44 29 42 87 121 117
31 115   356   118   40 28   86   112