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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 50029000 RIO GRANDE DE ARECIBO AT CENTRAL CAMBALACHE, PR


Arecibo Municipio, Puerto Rico
Hydrologic Unit Code 21010002
Latitude  18°27'19.92", Longitude  66°42'08.83" NAD27
Drainage area 200  square miles
Gage datum 9.84 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 1968-10-01 -> 2019-09-30)

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
1 251 297 203 293 469 504 336 386 782 876 824 484
2 303 323 241 310 469 504 350 346 620 741 669 592
3 323 262 223 289 493 435 329 405 833 643 738 664
4 331 279 216 308 446 487 306 357 725 676 679 613
5 315 293 238 307 420 487 328 384 647 718 689 550
6 266 251 238 338 426 408 362 379 619 776 707 605
7 266 248 260 364 532 406 375 400 839 976 693 564
8 321 253 254 341 580 445 339 346 693 1,100 855 522
9 321 262 264 303 783 455 350 370 662 997 1,120 529
10 326 280 232 352 759 446 406 357 587 945 890 602
11 368 267 245 297 683 498 281 373 526 800 715 716
12 335 243 215 309 601 510 282 394 526 980 746 794
13 313 275 263 277 580 411 308 367 812 849 1,160 635
14 370 256 242 350 547 403 362 349 616 772 1,190 829
15 346 282 211 361 565 475 344 363 610 802 921 606
16 317 288 208 358 526 512 324 365 932 779 927 563
17 310 256 238 398 468 460 298 403 1,010 723 721 526
18 359 277 221 369 564 459 351 400 719 747 831 454
19 340 225 251 358 651 420 366 380 670 690 884 434
20 379 238 281 392 630 406 371 430 683 673 892 465
21 367 250 230 615 668 372 354 406 639 654 783 389
22 402 222 206 458 563 394 350 423 665 648 662 384
23 303 282 236 527 621 418 305 684 887 738 746 360
24 344 258 255 426 621 324 339 769 905 783 728 335
25 334 232 286 415 662 339 296 531 803 733 766 314
26 313 257 348 554 539 314 350 453 759 857 686 334
27 288 219 293 457 563 396 307 459 723 836 609 417
28 275 232 303 488 701 397 345 525 928 815 598 436
29 277 257 470 471 640 386 360 525 892 747 566 442
30 265   345 493 573 364 376 562 828 803 488 414
31 270   289   547   390 955   888   340