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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 -> 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
1 111 112 143 361 199 119 59 43 34 40 83 118
2 116 110 145 383 190 125 61 37 32 38 82 120
3 115 121 155 373 183 119 70 33 32 37 92 122
4 116 150 154 357 176 108 58 31 28 38 106 118
5 119 147 161 366 168 101 56 31 27 43 91 114
6 113 134 164 390 155 106 54 30 24 43 87 120
7 105 124 191 337 156 124 46 27 35 47 84 126
8 104 126 189 292 148 119 42 30 38 46 89 124
9 121 113 190 259 147 101 42 32 33 47 94 119
10 143 103 199 253 149 92 43 36 31 47 96 124
11 124 114 192 272 152 90 44 36 30 41 103 134
12 123 121 205 254 161 81 42 37 56 44 102 143
13 121 116 207 247 157 80 48 37 44 45 104 146
14 119 121 235 258 161 93 50 37 34 45 107 136
15 119 116 259 242 162 100 41 34 30 64 105 150
16 111 128 247 261 153 84 38 30 27 97 97 136
17 108 130 217 309 161 82 44 29 32 66 101 129
18 101 126 221 261 144 80 40 31 39 64 101 140
19 106 136 242 230 136 71 39 35 53 57 89 140
20 112 126 249 214 135 66 40 45 38 57 85 125
21 114 124 241 203 138 65 39 33 34 97 99 115
22 112 143 251 203 133 61 40 30 34 83 103 140
23 118 153 266 209 115 64 38 30 33 64 107 126
24 126 147 255 213 109 68 40 30 37 67 103 133
25 152 167 245 212 121 62 45 28 38 70 99 148
26 158 199 256 197 130 61 34 25 47 76 111 150
27 181 176 276 199 128 60 32 23 51 71 127 137
28 190 159 278 202 111 61 37 25 46 69 118 135
29 151 180 282 209 101 64 41 30 41 77 116 127
30 128   321 204 115 62 47 30 46 88 120 118
31 116   352   116   43 29   92   114