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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 50057000 RIO GURABO AT GURABO, PR


Gurabo Municipio, Puerto Rico
Hydrologic Unit Code 21010005
Latitude  18°15'30.56", Longitude  65°58'05.07" NAD27
Drainage area 60.2  square miles
Gage datum 150.0 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 1959-10-01 -> 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 75 58 55 50 112 118 177 96 99 149 170 156
2 68 50 37 47 99 125 137 118 97 168 185 208
3 59 47 34 47 68 136 118 164 137 205 189 220
4 58 45 35 43 75 121 105 106 227 165 192 145
5 85 47 45 40 103 127 178 88 378 150 196 114
6 111 44 54 48 118 106 132 87 544 433 259 170
7 74 49 39 30 76 115 116 73 205 434 287 281
8 57 42 41 32 91 89 106 94 201 236 358 297
9 57 39 46 34 93 93 100 74 142 440 367 204
10 61 41 42 33 106 140 150 194 542 256 247 411
11 62 42 30 80 108 103 169 95 182 243 243 217
12 59 39 49 43 89 113 90 117 164 186 348 149
13 65 42 37 45 142 117 124 119 315 183 341 106
14 86 41 30 82 126 100 118 110 136 291 213 105
15 99 48 30 44 188 149 124 205 172 214 178 90
16 71 70 30 36 102 174 111 149 325 293 172 97
17 63 60 29 232 210 196 99 133 273 179 253 81
18 60 43 30 75 330 126 152 113 448 184 224 78
19 54 38 28 49 128 166 210 103 191 146 151 69
20 70 44 30 58 196 139 165 103 805 122 131 80
21 61 41 27 81 327 148 120 260 294 175 145 67
22 61 39 53 70 133 180 139 304 338 299 181 73
23 53 35 49 87 153 117 138 365 199 230 167 79
24 49 33 36 67 131 99 95 369 148 233 305 83
25 54 54 32 46 124 76 80 176 149 203 234 127
26 56 45 37 54 164 96 77 136 125 284 142 87
27 52 41 36 47 184 108 81 249 134 242 452 97
28 47 41 37 59 202 78 87 152 141 251 177 86
29 56 43 69 115 115 111 75 166 179 187 149 101
30 51   53 74 177 133 244 244 146 183 177 87
31 53   61   127   102 301   152   102