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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 01100627 SHAWSHEEN RIVER AT BALMORAL STREET AT ANDOVER, MA


Essex County, Massachusetts
Hydrologic Unit Code 01070006
Latitude  42°40'17", Longitude  71°08'59" NAD27
Drainage area 72.8  square miles
Gage datum 34.20 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 2006-10-01 -> 2022-09-30)

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
1 153 114 236 361 201 96 91 58 55 74 157 143
2 155 114 229 324 191 98 99 58 70 70 142 142
3 145 112 217 283 175 98 92 57 79 68 126 154
4 146 120 220 266 161 97 106 53 88 74 112 152
5 144 119 213 266 155 96 108 49 68 68 110 145
6 136 132 206 266 153 100 93 45 55 69 107 140
7 128 143 218 269 154 102 81 44 69 77 97 139
8 126 158 235 261 146 108 71 49 74 67 96 146
9 126 155 252 236 137 101 80 50 87 57 97 165
10 128 152 257 216 138 101 90 63 85 51 104 194
11 133 142 234 202 135 97 97 60 77 49 104 198
12 144 140 229 191 129 103 107 61 78 55 106 220
13 156 149 237 184 116 106 99 55 77 57 116 246
14 159 152 265 179 107 118 94 49 64 66 128 259
15 159 156 333 180 99 115 94 47 58 77 142 214
16 158 152 388 213 104 112 77 48 51 72 157 184
17 154 144 357 265 117 99 61 45 43 80 165 162
18 148 153 288 300 125 84 56 46 47 75 152 143
19 152 168 240 272 136 81 57 46 48 74 144 130
20 152 182 225 214 132 76 58 43 47 78 136 121
21 131 168 216 191 127 78 57 46 45 77 125 114
22 119 153 209 181 117 81 52 57 42 81 114 116
23 116 150 207 198 102 89 61 53 37 95 116 125
24 120 164 209 208 92 88 93 51 37 91 124 140
25 129 200 213 206 87 91 110 52 36 90 142 160
26 162 231 206 182 87 87 138 52 42 94 157 170
27 187 251 206 175 87 79 126 47 52 96 168 189
28 169 242 201 179 87 82 98 51 63 119 171 188
29 148 197 208 192 88 81 76 55 80 129 166 176
30 134   241 194 89 83 66 60 84 145 150 173
31 121   312   96   62 62   158   162