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USGS Daily Statistics for Puerto Rico

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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 50027600 RIO GRANDE DE ARECIBO NR SAN PEDRO, PR


Arecibo Municipio, Puerto Rico
Hydrologic Unit Code 21010002
Latitude  18°23'55.75", Longitude  66°41'29.61" NAD27
Drainage area 173.7  square miles
Gage datum 49.2 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 2000-10-01 -> 2022-09-30)

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
1 148 308 236 294 485 368 339 417 481 543 653 612
2 287 308 209 284 531 483 376 389 580 599 530 627
3 298 259 214 285 537 407 306 504 1,020 547 543 581
4 290 364 223 298 445 437 251 414 786 633 604 479
5 229 327 216 263 428 527 338 422 611 602 592 415
6 195 252 253 390 526 460 315 340 547 617 623 415
7 276 262 248 475 512 402 288 363 769 1,010 673 388
8 324 233 249 341 630 539 282 286 710 1,180 955 353
9 284 251 319 289 829 504 357 321 602 725 776 420
10 296 279 283 341 710 437 249 346 640 736 635 387
11 361 222 245 389 661 456 255 333 536 1,270 643 644
12 284 239 280 365 492 503 306 362 605 954 654 554
13 244 285 341 312 492 423 371 355 691 869 1,480 362
14 353 246 248 419 431 353 448 331 656 801 1,300 395
15 335 269 227 351 580 380 401 415 748 808 1,050 386
16 269 297 219 411 525 373 309 442 814 693 982 431
17 265 262 216 431 428 380 271 449 725 713 756 421
18 295 250 216 382 510 338 321 368 731 684 730 410
19 363 190 243 434 484 297 285 453 683 723 745 378
20 351 212 286 426 520 420 345 438 2,060 698 806 351
21 283 241 235 454 554 369 364 407 1,190 658 720 295
22 271 207 208 384 465 377 351 449 1,270 618 737 321
23 282 354 219 470 466 400 353 674 979 581 742 305
24 270 267 239 383 611 254 307 927 786 669 696 273
25 304 194 292 473 561 336 274 595 702 746 626 200
26 253 220 273 544 509 330 324 472 705 898 592 322
27 244 205 229 440 461 388 309 525 687 580 617 312
28 274 232 539 508 588 373 387 531 657 552 593 436
29 233 227 428 517 786 348 403 459 719 708 564 423
30 305   266 525 490 283 534 610 608 730 506 358
31 253   315   452   717 594   711   301