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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 01368050 WALLKILL RIVER AT OIL CITY ROAD NEAR UNIONVILLE NY


Orange County, New York
Hydrologic Unit Code 02020007
Latitude  41°17'16.2", Longitude  74°32'03.6" NAD83
Drainage area 152  square miles
Gage datum 373.43 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 2017-10-01 -> 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
1 555 334 324 416 462 278 105 86 128 268 397 449
2 520 296 356 429 610 249 85 81 285 201 357 470
3 475 296 420 360 629 257 108 89 494 228 391 485
4 441 366 450 321 545 235 102 161 524 273 446 455
5 428 426 438 287 485 215 106 297 430 364 486 373
6 448 455 401 290 488 177 85 323 327 311 432 331
7 464 452 415 328 463 145 85 262 234 231 392 312
8 422 429 427 471 426 129 75 232 152 234 379 288
9 374 373 407 681 404 145 115 192 162 190 331 254
10 461 323 455 658 376 147 237 127 200 153 293 293
11 586 308 569 561 339 133 297 99 235 170 284 415
12 617 303 628 494 325 128 292 103 199 241 304 468
13 577 320 562 477 377 118 260 103 168 270 355 461
14 510 316 523 515 408 119 271 146 145 318 347 407
15 438 267 491 451 447 106 290 206 116 313 324 377
16 382 281 446 506 440 103 287 240 116 226 312 386
17 357 297 409 473 387 109 386 181 120 238 316 445
18 306 336 390 401 303 100 427 146 132 219 288 555
19 279 339 433 412 367 127 412 163 173 166 288 646
20 304 279 454 436 378 107 291 140 128 141 282 681
21 274 256 396 456 381 117 193 105 100 135 259 611
22 240 289 381 399 319 129 173 141 88 131 267 565
23 261 324 406 387 268 102 264 288 87 121 273 570
24 333 341 451 413 262 103 325 312 166 117 258 539
25 478 340 493 383 222 118 299 291 299 111 354 566
26 705 311 479 323 188 116 231 243 378 220 399 593
27 688 291 420 353 168 163 187 136 337 371 471 604
28 569 321 364 330 166 202 148 103 288 561 502 617
29 486 359 400 322 232 229 123 92 294 527 436 633
30 447   407 365 302 179 118 86 314 516 370 644
31 393   373   317   101 109   460   596