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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 50035000 RIO GRANDE DE MANATI AT CIALES, PR


Ciales Municipio, Puerto Rico
Hydrologic Unit Code 21010002
Latitude  18°19'27.95", Longitude  66°27'35.83" NAD27
Drainage area 128  square miles
Gage datum 140 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 1945-10-01 -> 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
1 215 244 167 155 347 293 104 115 200 309 341 275
2 209 191 126 175 363 247 110 118 200 293 376 350
3 185 196 121 172 286 188 105 111 307 288 482 363
4 167 216 126 185 225 208 105 102 269 267 433 340
5 241 224 194 175 342 206 109 99 281 278 327 276
6 258 251 167 195 330 208 104 100 391 504 317 287
7 203 177 161 151 321 200 102 98 349 881 354 235
8 187 147 137 174 463 239 108 113 261 567 531 251
9 201 148 126 238 584 170 113 100 273 687 657 342
10 182 141 111 282 407 160 101 106 619 419 362 454
11 235 162 107 289 380 158 95 98 276 484 280 608
12 273 151 199 318 351 162 102 165 243 405 397 331
13 203 149 144 294 570 146 118 117 376 340 465 357
14 221 145 119 250 497 125 111 110 241 371 427 271
15 225 137 110 257 385 130 116 107 269 401 380 250
16 222 146 106 234 377 154 150 120 540 447 426 232
17 196 135 101 325 692 178 115 122 341 454 371 202
18 182 118 148 337 1,050 187 154 118 362 388 362 250
19 201 130 151 286 389 136 146 123 295 362 347 211
20 204 142 115 391 429 122 124 128 1,220 322 353 211
21 204 171 115 435 373 121 103 138 671 365 382 203
22 240 140 137 283 270 139 111 292 711 372 357 183
23 191 126 124 350 333 122 101 437 406 504 366 174
24 167 118 117 283 360 119 122 286 358 431 343 190
25 164 117 129 299 304 119 101 209 350 389 353 221
26 168 113 207 281 296 147 90 164 275 471 303 193
27 176 130 246 216 292 128 90 217 299 463 516 205
28 165 139 192 234 345 133 97 239 289 432 315 232
29 159 116 195 304 262 122 89 192 300 445 264 195
30 159   221 335 230 113 100 343 371 517 276 171
31 175   157   223   122 471   437   173