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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 01104200 CHARLES RIVER AT WELLESLEY, MA


Norfolk County, Massachusetts
Hydrologic Unit Code 01090001
Latitude  42°18'59", Longitude  71°13'42" NAD27
Drainage area 211  square miles
Contributing drainage area 211  square miles
Gage datum 67.12 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 1958-10-01 -> 2025-09-30)

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
1 372 405 454 636 436 273 164 121 92 138 214 303
2 366 399 469 649 423 272 163 113 96 136 217 302
3 357 400 474 650 413 271 160 104 91 133 219 303
4 359 403 471 661 406 271 160 100 88 135 218 301
5 360 397 472 668 396 273 152 95 85 132 217 305
6 353 391 474 668 389 283 146 95 84 134 217 309
7 356 394 483 655 375 297 144 94 87 137 213 310
8 355 393 484 636 360 302 140 105 85 136 211 315
9 348 383 486 620 351 296 135 108 86 144 217 323
10 347 367 491 603 350 285 136 115 84 140 219 329
11 340 363 492 583 351 283 131 116 84 139 224 336
12 340 357 495 565 346 277 130 125 88 137 227 351
13 351 361 503 553 342 280 129 131 90 137 232 352
14 357 366 526 537 345 284 129 131 91 144 237 356
15 356 366 547 520 344 271 124 128 91 155 244 368
16 354 375 551 521 343 261 121 123 91 157 252 370
17 348 375 560 522 339 262 119 119 91 161 262 375
18 345 380 575 507 332 257 118 119 96 163 263 384
19 345 387 580 506 328 245 116 115 99 168 260 384
20 346 390 582 502 326 233 111 112 103 178 255 379
21 345 396 583 490 322 223 109 108 111 192 260 379
22 344 401 598 478 310 210 108 107 119 187 261 380
23 345 401 607 477 297 204 107 101 121 189 264 374
24 359 410 609 474 292 197 116 97 120 189 267 373
25 377 427 607 467 289 187 121 97 121 190 275 371
26 397 438 602 461 288 182 123 92 128 193 281 374
27 407 439 608 460 284 175 124 88 130 197 286 382
28 415 446 604 456 276 170 124 90 130 202 290 385
29 413 453 606 452 275 165 123 87 137 203 294 382
30 411   612 447 272 164 123 89 137 209 300 381
31 407   619   271   118 90   211   376