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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 50144000 RIO GRANDE DE ANASCO NR SAN SEBASTIAN, PR


Anasco Municipio, Puerto Rico
Hydrologic Unit Code 21010003
Latitude  18°17'03.00", Longitude  67°03'03.46" NAD27
Drainage area 134  square miles
Gage datum 164.0 feet above NGVD29
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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 1962-10-01 -> 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
1 172 148 136 143 285 362 236 341 554 834 619 354
2 172 123 121 145 305 346 245 324 586 693 599 345
3 165 122 114 147 355 332 276 337 628 618 670 320
4 160 122 108 151 294 320 243 304 547 562 606 306
5 156 131 112 148 317 322 273 392 525 596 544 305
6 188 121 127 177 335 282 256 325 592 676 574 304
7 162 127 107 149 385 258 270 355 681 802 549 279
8 166 117 115 145 355 309 288 334 582 906 628 275
9 156 120 107 187 407 316 257 332 507 799 695 269
10 154 135 111 184 448 377 254 364 806 784 565 299
11 156 122 130 171 472 518 268 408 622 917 523 379
12 152 116 111 172 359 397 316 330 591 802 552 311
13 151 111 108 175 415 327 321 315 776 697 684 265
14 167 112 123 189 411 298 323 407 581 737 650 272
15 163 123 114 197 328 306 295 336 589 804 564 246
16 171 115 105 163 401 341 286 414 1,190 709 571 244
17 151 115 96 159 480 343 289 519 772 795 548 255
18 151 111 98 167 692 351 323 393 844 824 572 242
19 146 104 125 173 569 302 376 473 962 717 516 211
20 141 106 132 186 411 289 362 384 2,170 763 509 221
21 150 118 118 220 487 311 329 376 1,740 771 491 231
22 162 134 97 200 379 290 308 401 2,000 690 453 223
23 152 109 100 185 410 277 350 524 848 746 403 203
24 152 114 113 215 406 278 303 569 814 717 396 199
25 136 114 126 211 381 330 275 582 831 743 405 200
26 134 108 123 310 339 321 282 438 714 763 413 205
27 133 109 120 301 495 303 301 494 807 755 430 196
28 127 114 135 270 458 329 308 438 663 701 402 187
29 145 99 153 290 424 318 312 407 710 733 350 186
30 132   152 279 399 289 376 405 748 734 339 179
31 140   160   346   374 661   681   171