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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 134  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 -> 2021-09-30)

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
1 214 244 165 155 341 287 104 119 200 306 338 273
2 207 190 129 174 358 243 110 119 199 291 373 347
3 183 195 128 171 280 185 105 112 305 288 477 360
4 165 214 126 185 221 205 104 102 269 266 429 336
5 239 222 191 180 335 203 108 100 279 276 324 273
6 257 247 165 201 323 205 103 100 387 499 314 284
7 202 175 159 154 316 197 101 98 347 870 351 233
8 186 145 135 175 453 238 107 113 265 561 525 249
9 199 147 142 238 570 172 112 100 276 679 651 338
10 181 140 127 279 398 169 101 106 616 416 360 449
11 233 161 117 284 372 163 94 100 275 480 278 600
12 270 150 206 313 343 164 102 164 244 401 399 328
13 201 148 154 289 555 147 117 117 377 337 462 353
14 219 144 135 246 485 125 110 110 241 369 423 268
15 222 137 118 253 376 129 115 107 269 399 377 247
16 220 144 109 231 368 152 149 137 535 443 422 230
17 194 134 104 318 674 175 114 136 339 450 368 201
18 181 117 154 331 1,020 184 153 122 359 386 359 247
19 199 128 167 281 380 134 145 124 294 361 344 210
20 202 140 165 382 418 121 123 128 1,210 320 349 209
21 202 168 135 430 365 119 104 138 664 363 379 201
22 237 139 146 278 266 138 110 309 703 369 354 181
23 189 125 139 347 326 121 100 452 403 499 365 172
24 166 117 128 277 353 118 121 289 357 427 344 188
25 162 122 136 293 298 118 102 211 348 386 358 219
26 167 117 208 275 289 145 90 165 274 466 302 191
27 175 130 247 212 286 126 90 217 298 458 511 203
28 164 138 200 230 346 132 96 238 287 427 313 236
29 158 116 197 299 265 121 90 192 298 440 263 204
30 159   221 328 228 112 212 340 367 512 274 171
31 180   158   220   145 466   432   173