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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 01387905 Ramapo River at West Oakland Avenue at Oakland NJ


Bergen County, New Jersey
Hydrologic Unit Code 02030103
Latitude  41°01'39", Longitude  74°15'00" NAD83
Drainage area 145  square miles
Gage datum 200.00 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 2011-10-01 -> 2026-09-30)

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
1 442 344 385 566 687 342 110 167 83 194 254 445
2 388 327 443 484 542 312 136 122 450 165 223 406
3 340 277 450 471 396 257 121 113 253 251 372 348
4 340 319 421 583 346 223 160 164 137 234 350 301
5 324 311 385 505 337 204 117 170 103 217 230 281
6 343 270 387 425 379 176 104 116 105 151 198 277
7 328 271 412 438 356 177 129 128 86 158 193 355
8 276 268 379 575 332 232 113 104 77 142 168 445
9 274 251 341 453 379 205 142 128 95 118 151 389
10 615 231 452 368 415 179 295 157 113 104 162 398
11 514 254 438 322 337 200 246 130 109 102 153 465
12 455 269 448 373 310 165 173 115 95 117 177 440
13 555 267 493 454 317 185 131 101 105 114 209 336
14 465 253 459 426 360 240 150 96 89 141 208 341
15 370 233 446 376 340 207 216 89 65 146 181 321
16 362 291 481 510 310 158 220 82 55 136 205 329
17 346 345 431 490 354 137 211 71 50 142 213 366
18 331 307 414 385 299 138 193 110 98 110 188 762
19 326 281 408 399 258 170 157 120 139 117 178 667
20 323 272 412 406 264 163 113 82 100 174 213 403
21 277 280 414 377 231 144 102 79 72 152 186 526
22 241 284 418 330 236 115 103 134 66 125 203 601
23 267 289 456 370 268 107 145 315 70 113 261 558
24 410 334 515 344 352 98 125 224 125 109 275 569
25 498 531 443 308 321 99 123 128 181 104 363 610
26 509 501 385 333 279 101 138 88 225 213 322 562
27 428 435 390 328 224 129 116 71 151 317 411 438
28 399 426 413 290 236 153 96 66 148 264 336 576
29 383 370 431 321 246 124 83 62 227 247 271 527
30 337   494 400 250 90 77 62 238 355 325 482
31 349   498   294   112 53   316   439