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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 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 -> 2023-09-30)

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
1 110 110 144 362 192 120 59 42 34 37 83 119
2 116 109 145 382 183 126 61 36 31 36 82 120
3 114 121 155 373 179 120 66 32 31 36 92 123
4 115 150 154 358 173 109 51 31 28 37 108 118
5 118 147 161 368 166 102 47 30 27 43 92 113
6 112 134 164 392 154 107 50 29 24 42 88 120
7 104 124 192 339 156 125 44 27 35 46 85 126
8 103 126 190 293 147 120 41 30 38 45 90 123
9 121 113 191 260 147 102 41 31 33 46 96 119
10 142 103 200 254 149 92 42 35 31 47 97 124
11 124 113 193 273 152 91 39 35 29 41 104 131
12 123 120 206 255 161 81 39 36 50 44 103 137
13 120 115 208 249 158 80 47 37 41 45 104 145
14 116 120 235 260 162 93 49 36 32 45 108 137
15 117 116 258 244 163 100 40 34 28 64 106 151
16 109 127 246 263 153 84 34 29 26 98 98 137
17 107 129 217 312 162 82 33 28 31 66 102 128
18 100 125 221 263 145 79 34 30 39 64 102 139
19 105 136 242 232 137 70 36 34 50 57 90 140
20 111 126 249 216 136 66 38 44 36 58 86 125
21 113 124 241 204 137 65 37 33 33 98 100 115
22 112 143 251 204 132 61 34 30 33 82 104 141
23 117 153 265 210 115 64 34 30 32 63 107 122
24 125 147 253 210 109 68 38 29 36 67 102 118
25 151 168 243 211 121 62 44 27 37 71 99 143
26 155 200 255 197 130 60 33 24 46 76 112 148
27 175 176 275 200 129 59 31 22 50 70 128 136
28 187 160 277 203 111 59 36 24 45 69 119 135
29 149 180 281 210 102 63 40 30 40 77 117 126
30 127   322 205 115 61 45 29 42 88 120 117
31 114   353   117   41 28   92   113