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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 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 -> 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
1 533 294 312 417 423 255 103 77 122 235 344 401
2 500 262 335 433 543 227 84 74 260 178 311 416
3 447 262 383 439 552 232 100 96 436 201 339 426
4 410 322 405 494 480 212 93 172 459 239 386 399
5 394 374 398 559 431 194 96 295 377 317 420 328
6 408 399 421 552 447 161 90 296 287 271 374 292
7 414 396 439 513 422 136 105 240 208 202 340 275
8 376 377 419 566 385 121 80 224 145 204 329 255
9 333 328 389 698 364 133 108 216 150 167 287 225
10 407 286 425 649 344 134 211 222 180 135 255 263
11 513 272 520 554 325 122 261 213 209 149 247 381
12 539 268 569 512 308 117 257 177 177 210 265 493
13 503 283 510 533 353 108 229 127 150 235 309 492
14 446 283 474 573 373 109 238 151 130 276 301 398
15 383 241 445 501 407 102 253 196 105 272 282 351
16 335 254 406 519 409 98 250 221 105 197 272 356
17 314 276 404 474 362 100 335 169 108 208 274 419
18 270 311 404 404 286 93 388 138 118 191 251 525
19 246 311 406 409 340 115 370 185 154 146 250 598
20 268 257 431 424 345 97 258 183 115 125 245 621
21 241 234 381 436 345 106 172 126 91 120 228 555
22 213 262 366 383 290 119 154 143 81 116 257 507
23 231 295 438 368 254 106 232 263 80 108 277 503
24 293 312 578 387 269 100 284 281 149 104 252 477
25 417 317 684 359 217 109 263 261 261 99 325 499
26 612 298 639 306 180 106 204 227 329 192 359 522
27 597 285 523 329 161 149 164 134 294 322 421 530
28 495 313 445 308 168 184 130 100 253 485 448 546
29 424 359 460 300 224 204 109 88 257 456 408 573
30 391   442 337 280 161 104 86 275 447 340 609
31 345   392   294   90 108   398   572