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USGS Daily Statistics for New York

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 01417500 EAST BRANCH DELAWARE RIVER AT HARVARD NY


Delaware County, New York
Hydrologic Unit Code 02040102
Latitude  42°01'28.5", Longitude  75°07'09.4" NAD83
Drainage area 458  square miles
Gage datum 1,006.86 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 1954-10-01 -> 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
1 376 324 322 894 782 432 354 239 317 398 421 426
2 393 336 310 926 821 393 340 235 328 347 389 570
3 364 360 303 1,110 773 359 338 227 336 322 378 541
4 346 361 313 1,060 710 320 348 257 381 319 350 470
5 338 327 425 1,040 660 282 336 255 390 319 338 420
6 339 314 552 906 635 296 309 244 408 323 358 376
7 338 311 499 878 576 329 272 267 508 306 342 356
8 341 324 486 986 494 332 265 272 586 281 322 338
9 436 318 552 884 480 320 298 332 518 287 372 318
10 453 312 560 788 437 321 273 342 406 284 420 328
11 388 359 563 754 484 338 260 303 356 275 475 387
12 389 329 528 774 534 360 249 299 328 276 464 431
13 392 293 496 802 531 389 268 313 340 274 429 414
14 462 295 467 778 527 417 271 322 318 277 399 399
15 464 315 514 841 512 457 260 350 314 282 375 406
16 401 306 438 1,010 512 437 270 362 309 316 372 390
17 359 283 399 1,230 522 389 275 363 298 339 421 381
18 385 292 398 1,120 498 369 297 457 494 321 385 428
19 521 307 406 951 489 354 295 465 512 342 368 421
20 437 306 455 849 492 334 277 377 408 350 426 424
21 364 293 491 788 472 352 273 341 313 367 430 438
22 359 283 503 723 444 351 253 321 303 335 393 409
23 335 289 524 724 417 342 250 316 309 319 394 386
24 359 295 575 703 436 330 261 301 314 319 353 443
25 394 356 560 705 453 318 258 292 306 329 338 563
26 454 397 565 730 442 390 241 288 309 346 355 486
27 504 349 593 760 417 529 267 283 337 350 434 419
28 441 344 586 763 397 632 277 337 368 441 449 388
29 386 411 688 771 470 511 263 484 381 485 439 374
30 357   779 765 548 384 253 415 362 523 413 383
31 340   837   486   246 353   451   378