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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 20.02 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 87 - 88 years of record in, ft3/s   (Calculation Period 1930-10-01 -> 2019-09-30)

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
1 359 413 478 713 470 302 169 142 112 148 215 325
2 362 408 487 728 453 302 168 132 107 145 218 326
3 357 414 502 724 446 300 165 120 105 142 228 326
4 363 416 503 729 437 297 157 114 101 142 228 324
5 366 403 515 729 426 302 163 104 97 137 230 330
6 360 394 525 727 413 314 150 103 97 144 232 331
7 363 396 540 723 400 323 149 105 97 146 234 337
8 366 400 557 704 384 323 137 104 91 142 239 342
9 368 388 567 683 381 310 133 108 96 146 252 349
10 369 380 569 669 388 299 132 113 90 144 257 354
11 369 379 571 657 387 289 129 115 95 142 261 353
12 367 379 589 646 381 283 129 121 104 138 266 368
13 372 380 594 638 373 284 127 126 104 140 270 370
14 379 390 616 625 373 289 125 125 102 148 271 367
15 378 396 650 608 370 277 116 123 104 160 275 378
16 377 401 657 604 371 268 113 122 107 162 277 375
17 369 404 666 604 369 261 112 119 112 161 286 381
18 365 413 680 588 360 257 114 121 125 166 284 385
19 362 420 682 582 354 247 113 131 130 174 275 383
20 359 418 685 575 347 234 109 133 130 188 273 380
21 362 419 686 564 342 227 110 131 138 207 275 380
22 364 426 713 548 336 218 117 129 143 201 280 375
23 365 431 721 535 323 215 124 130 142 202 283 373
24 380 435 713 525 314 209 141 127 144 202 280 371
25 409 457 700 516 311 200 145 127 145 204 288 360
26 433 470 690 506 314 192 140 119 147 207 301 365
27 439 467 690 496 309 186 139 116 147 204 305 380
28 446 467 687 492 300 180 141 120 146 210 302 373
29 437 473 687 488 295 176 143 115 152 212 309 368
30 430   695 480 289 172 144 114 149 214 319 371
31 422   699   293   138 112   213   366