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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 01104500 CHARLES RIVER AT WALTHAM, MA


Middlesex County, Massachusetts
Hydrologic Unit Code 01090001
Latitude  42°22'20", Longitude  71°14'03" NAD27
Drainage area 251  square miles
Contributing drainage area 227  square miles
Gage datum 19.21 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 1930-10-01 -> 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
1 376 419 477 704 478 298 168 147 115 150 220 327
2 377 414 486 717 461 297 171 135 121 147 223 327
3 372 418 501 713 453 295 168 123 118 144 232 328
4 376 421 502 719 444 293 163 117 110 145 230 325
5 378 408 514 718 434 297 168 107 106 141 232 332
6 371 399 523 715 421 308 156 106 106 148 233 335
7 373 401 536 710 407 317 155 108 105 151 234 340
8 374 405 552 691 390 316 144 114 100 146 238 345
9 375 393 561 672 386 303 143 118 104 150 250 352
10 382 385 563 658 391 291 144 121 99 148 253 357
11 381 383 565 645 388 283 141 122 103 145 257 362
12 378 383 581 635 381 277 142 127 110 141 262 376
13 384 385 585 628 372 277 141 130 109 142 266 377
14 391 393 610 615 371 282 139 128 107 150 268 375
15 389 397 645 599 368 271 129 127 108 161 271 386
16 389 403 652 597 369 261 126 125 110 162 275 384
17 384 406 659 598 366 255 126 121 115 165 284 390
18 379 415 673 583 357 252 127 123 129 169 282 398
19 374 422 675 578 350 242 124 135 137 175 274 398
20 371 419 677 572 343 230 121 137 136 187 271 393
21 373 419 677 562 340 223 120 133 142 206 273 393
22 373 426 702 546 333 215 129 132 147 201 278 388
23 375 431 709 539 319 211 135 133 146 201 282 389
24 388 435 703 529 310 205 149 131 148 200 281 386
25 416 455 692 519 307 196 152 133 148 203 289 378
26 442 468 680 509 309 188 148 126 149 207 301 384
27 447 466 680 500 304 182 146 121 149 207 305 396
28 454 467 678 497 295 176 148 124 148 213 303 389
29 444 470 678 492 293 174 150 120 154 215 309 384
30 436   686 485 287 170 152 118 152 218 318 388
31 428   689   290   144 115   219   384