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USGS Daily Statistics for the Nation

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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
1 533 294 312 423 380 374 100 77 122 235 344 401
2 500 262 335 445 481 380 89 74 260 178 311 416
3 447 262 383 428 489 362 102 96 436 201 339 426
4 410 322 405 469 443 297 95 172 459 239 386 399
5 394 374 398 518 446 236 95 295 377 317 420 328
6 408 399 421 511 463 188 87 296 287 271 374 292
7 414 396 439 480 437 165 99 240 208 202 340 275
8 376 377 419 525 388 157 79 224 145 204 329 255
9 333 328 389 632 415 159 110 216 150 167 287 225
10 407 286 425 586 446 164 194 222 180 135 255 263
11 513 272 520 503 451 157 236 213 209 149 247 381
12 539 268 569 502 413 140 231 177 177 210 265 493
13 503 283 510 563 398 125 206 127 150 235 309 492
14 446 283 474 591 399 122 216 151 130 276 301 398
15 383 241 445 507 460 114 258 196 105 272 282 351
16 335 254 406 507 463 109 236 221 105 197 272 356
17 314 276 404 458 411 115 303 169 108 208 274 419
18 270 311 404 391 328 114 347 138 118 191 251 525
19 246 311 406 391 351 169 329 185 154 146 250 598
20 268 257 407 401 343 140 231 183 115 125 245 621
21 241 234 377 407 337 126 156 126 91 120 228 555
22 213 262 364 359 308 130 140 143 81 116 257 507
23 231 295 415 344 293 116 207 263 80 108 277 503
24 293 312 533 358 301 107 253 281 149 104 252 477
25 417 317 621 332 243 111 234 261 261 99 325 499
26 612 298 579 290 198 106 183 227 329 192 359 522
27 597 285 477 315 175 143 148 134 294 322 421 530
28 495 313 407 292 178 173 118 100 253 485 448 546
29 424 359 421 280 229 190 109 88 257 456 408 573
30 391   407 308 277 152 104 86 275 447 340 609
31 345   364   355   90 108   398   572