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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 -> 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
1 160 131 224 352 208 92 95 66 62 78 151 140
2 159 128 220 315 206 95 102 63 75 75 138 139
3 150 124 214 277 192 96 97 59 81 73 122 151
4 150 128 221 267 173 97 113 54 87 76 109 152
5 149 128 219 259 163 97 118 50 71 70 106 146
6 142 138 211 258 157 100 102 46 62 70 103 142
7 136 146 226 260 155 99 87 44 75 77 94 143
8 133 158 245 253 145 104 74 79 81 68 93 147
9 131 154 263 229 135 102 80 99 91 59 94 163
10 155 152 265 210 135 103 89 118 86 54 100 188
11 188 143 243 196 132 99 95 104 81 52 100 205
12 204 141 238 186 125 104 104 88 89 56 103 232
13 201 148 239 179 114 104 97 74 95 58 111 264
14 192 151 272 173 105 114 94 62 81 68 121 258
15 191 153 344 173 98 110 92 58 71 80 134 211
16 178 149 407 201 102 107 79 57 62 75 149 184
17 166 143 368 248 113 96 65 54 53 82 157 169
18 157 150 294 280 120 85 62 76 60 78 147 170
19 160 163 244 261 129 83 65 88 75 77 139 186
20 159 174 226 211 127 80 63 85 92 81 129 194
21 140 162 215 193 128 80 62 75 88 80 119 160
22 130 149 206 181 121 81 60 74 71 83 115 136
23 132 146 208 195 111 86 68 63 58 96 119 148
24 135 160 217 204 98 85 94 58 52 91 126 161
25 148 191 231 203 90 87 106 62 48 91 142 186
26 190 218 221 182 88 85 129 64 52 92 154 189
27 219 235 211 174 86 80 118 63 61 93 163 199
28 208 227 207 175 86 83 94 67 69 113 166 192
29 180 187 220 185 86 83 81 66 84 122 161 180
30 158   261 191 86 86 77 69 86 138 146 177
31 142   318   92   72 70   152   168