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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 01179500 WESTFIELD RIVER AT KNIGHTVILLE, MA


Hampshire County, Massachusetts
Hydrologic Unit Code 01080206
Latitude  42°17'16", Longitude  72°51'53" NAD27
Drainage area 161  square miles
Contributing drainage area 161  square miles
Gage datum 460.62 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 1908-10-01 -> 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
1 272 299 365 954 618 305 173 125 114 215 252 395
2 292 254 372 985 569 295 184 122 116 182 256 359
3 323 250 359 963 544 306 166 115 132 156 338 337
4 320 275 337 1,000 526 330 156 135 122 164 358 324
5 293 285 372 1,080 511 303 141 115 111 160 305 314
6 281 262 419 1,110 455 315 154 106 107 161 287 361
7 324 271 396 1,160 414 335 141 111 121 164 277 340
8 332 283 438 1,120 389 327 148 148 107 156 304 341
9 325 259 480 1,050 423 378 150 141 137 152 345 342
10 338 237 514 967 434 373 130 111 140 159 361 373
11 339 237 478 996 467 332 123 137 121 165 299 332
12 329 281 542 1,090 467 315 124 174 125 174 258 317
13 302 265 551 993 476 325 123 147 137 188 324 345
14 289 270 593 942 458 314 134 133 159 147 334 389
15 288 289 652 889 470 301 132 132 127 147 295 361
16 283 274 603 874 403 271 137 117 162 170 305 331
17 267 267 638 888 444 257 116 105 135 211 318 311
18 242 267 710 902 459 242 115 101 138 213 317 325
19 305 267 635 923 465 227 119 89 160 218 295 327
20 282 273 644 867 430 208 141 82 179 259 318 324
21 265 276 746 846 400 224 124 79 211 239 306 268
22 359 336 698 848 432 199 144 100 207 232 313 264
23 328 339 702 806 395 194 170 102 137 279 325 330
24 300 360 721 786 398 194 154 138 137 344 294 316
25 372 412 750 791 397 178 135 135 138 306 296 324
26 396 438 783 783 382 202 115 143 145 295 277 337
27 392 447 818 728 361 182 160 101 143 283 356 328
28 347 432 906 682 326 181 154 107 154 237 355 339
29 320 439 845 679 319 184 142 145 190 242 388 340
30 301   855 622 316 189 152 162 213 266 367 329
31 288   876   315   142 122   260   313