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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 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 94.3  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 -> 2020-09-30)

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
1 165 149 132 145 290 369 230 335 552 804 621 359
2 169 121 114 148 305 354 245 311 587 671 589 351
3 163 119 108 151 368 336 281 313 650 620 641 325
4 158 118 102 150 294 327 245 300 568 554 593 309
5 153 128 100 144 300 329 257 383 545 590 510 305
6 186 117 109 178 331 279 238 320 618 682 554 307
7 158 120 106 148 392 251 258 353 687 812 544 279
8 164 113 115 140 367 308 283 326 581 929 634 277
9 153 118 107 189 427 284 255 323 502 814 702 271
10 151 135 104 190 471 315 244 352 822 785 562 305
11 151 121 105 174 498 475 267 383 630 922 520 392
12 147 116 103 170 372 381 321 303 564 795 543 320
13 147 110 103 176 431 312 329 313 765 684 687 269
14 167 111 115 187 430 293 317 415 555 734 653 275
15 161 122 111 190 344 315 276 335 574 790 568 250
16 156 113 103 153 423 352 272 383 1,220 698 581 249
17 147 114 94 157 505 338 284 503 755 790 557 260
18 150 111 97 161 724 345 323 380 701 778 583 247
19 145 103 126 172 588 300 367 479 717 693 516 213
20 141 106 131 189 429 278 357 384 2,200 742 510 223
21 149 119 115 226 512 309 324 373 1,770 768 501 233
22 161 136 95 206 395 291 295 395 2,070 680 446 225
23 151 110 99 191 423 261 346 521 859 741 403 206
24 151 114 112 221 407 273 294 578 824 709 399 202
25 134 113 125 218 374 299 269 574 834 745 404 198
26 131 106 124 323 340 300 282 421 696 767 411 202
27 130 109 120 308 492 292 303 471 787 739 438 191
28 125 112 131 272 464 316 300 440 622 695 411 186
29 145 98 141 287 425 286 306 407 640 742 354 184
30 131   150 277 411 279 279 410 730 748 342 178
31 140   163   347   325 680   691   170