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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 50039500 RIO CIBUCO AT VEGA BAJA, PR


Vega Baja Municipio, Puerto Rico
Hydrologic Unit Code 21010002
Latitude  18°26'50.38", Longitude  66°22'27.75" NAD27
Drainage area 85.2  square miles
Gage datum 32.8 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 1972-10-01 -> 2025-09-30)

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
1 153 106 82 103 157 147 69 88 150 137 190 203
2 137 115 74 88 207 125 77 86 112 134 200 316
3 125 96 69 94 187 123 67 94 128 130 269 293
4 123 115 75 94 186 126 68 86 120 129 232 198
5 111 138 101 110 190 129 87 82 118 142 191 197
6 174 139 95 94 218 120 76 80 152 138 206 182
7 140 125 100 94 265 100 73 71 205 357 181 184
8 114 92 99 111 271 108 69 72 148 198 283 159
9 114 93 98 102 287 111 88 83 140 164 218 152
10 117 88 98 96 280 99 86 76 351 201 248 230
11 134 98 96 131 253 119 68 69 167 209 160 251
12 128 98 119 308 215 120 71 72 134 185 235 204
13 113 90 101 138 293 106 74 73 136 147 315 431
14 134 140 92 138 260 101 101 109 119 149 291 419
15 130 97 79 143 203 91 92 95 166 148 288 258
16 145 102 106 134 195 86 114 95 259 162 268 181
17 102 99 98 232 244 90 85 106 167 212 234 160
18 100 87 85 154 381 80 90 87 271 176 219 139
19 113 91 82 133 213 99 108 86 580 152 227 123
20 166 106 80 148 187 99 100 85 630 161 241 157
21 132 100 79 233 207 77 79 99 343 152 247 141
22 142 108 87 208 171 86 91 136 317 154 220 142
23 131 86 104 267 178 82 99 188 203 211 212 157
24 107 80 96 219 180 78 80 155 179 194 185 150
25 99 93 106 155 173 73 73 127 160 191 226 152
26 98 112 125 142 168 74 74 98 143 198 192 147
27 109 119 138 148 152 75 71 102 142 182 164 173
28 119 109 164 141 153 80 73 87 137 204 181 178
29 101 90 271 175 171 75 75 89 158 200 169 158
30 112   130 220 147 72 120 131 140 214 177 132
31 105   130   133   104 263   196   133