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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 01069500 Mousam River near West Kennebunk, Maine


York County, Maine
Hydrologic Unit Code 01060003
Latitude  43°25'06", Longitude  70°39'30" NAD83
Drainage area 99.00  square miles
Contributing drainage area 99.00  square miles
Gage datum 165.75 feet above NGVD29
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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 1939-10-01 -> 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
1 196 178 243 490 317 206 114 76 55 83 146 225
2 205 178 237 517 316 201 105 69 60 90 137 235
3 195 182 230 556 308 225 93 73 60 86 159 224
4 186 191 236 576 311 215 80 77 59 93 173 204
5 185 187 239 562 298 197 86 71 58 86 166 207
6 186 182 233 594 278 184 89 68 51 86 150 207
7 182 181 237 555 265 174 87 64 51 114 148 229
8 169 195 248 512 255 167 91 60 51 107 174 229
9 176 190 266 487 275 159 85 51 59 87 175 233
10 198 177 264 478 282 144 87 60 64 89 168 232
11 197 190 266 493 269 133 80 67 75 87 161 223
12 196 193 286 471 265 131 78 60 101 89 168 234
13 193 177 301 471 259 128 75 64 84 93 170 258
14 190 168 358 464 245 135 78 75 73 100 167 253
15 185 172 386 447 241 141 74 72 63 109 167 260
16 183 190 369 439 251 134 72 65 69 100 158 234
17 187 185 344 467 256 128 72 56 70 115 161 212
18 180 177 335 454 252 119 71 56 67 118 157 208
19 180 175 350 430 246 117 77 53 62 117 149 204
20 173 170 384 414 228 125 81 49 71 113 155 195
21 172 177 369 398 218 129 79 51 71 109 177 188
22 174 193 390 374 217 126 77 55 66 113 177 208
23 180 200 400 369 208 116 73 55 61 107 173 210
24 182 204 397 367 197 108 74 51 62 117 163 206
25 191 249 408 381 201 111 73 53 68 126 172 186
26 217 301 419 362 211 117 71 55 74 127 208 201
27 238 263 432 351 209 114 73 63 71 124 205 213
28 223 260 431 345 198 116 68 66 68 126 205 226
29 208 232 424 332 192 123 67 63 67 125 213 216
30 192   442 326 193 122 82 57 78 131 213 201
31 182   498   198   78 68   154   197