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USGS Daily Statistics for the Nation

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 50045010 RIO DE LA PLATA BLW LA PLATA DAMSITE, PR


Toa Alta Municipio, Puerto Rico
Hydrologic Unit Code 21010005
Latitude  18°20'45.62", Longitude  66°14'19.73" NAD27
Drainage area 181  square miles
Contributing drainage area 172.8  square miles
Gage datum 80.0 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 1988-10-01 -> 2024-09-30)

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 96 22 33 30 133 51 37 127 61 108 221 206
2 85 22 25 50 181 82 106 91 40 169 359 435
3 71 28 23 51 186 67 71 321 61 269 189 268
4 84 18 10 39 112 210 70 83 180 175 118 216
5 514 241 30 43 150 114 33 57 367 87 269 210
6 871 171 49 76 221 80 60 59 375 120 421 476
7 141 140 114 86 435 191 73 65 292 696 393 226
8 104 41 76 105 372 77 112 48 280 549 788 179
9 111 34 93 95 260 44 101 33 155 214 346 120
10 102 11 54 119 252 44 60 28 4,360 307 301 232
11 106 20 12 30 114 42 154 24 3,060 665 319 399
12 105 22 53 53 101 38 70 32 110 402 850 341
13 115 45 26 81 305 49 37 35 567 210 1,270 85
14 123 34 39 104 199 32 84 30 333 206 872 99
15 239 35 12 79 161 38 139 119 864 148 407 76
16 131 24 12 97 103 34 140 141 851 246 776 121
17 72 24 12 200 227 47 114 97 410 300 548 90
18 74 15 40 175 251 36 136 56 1,660 317 501 80
19 117 22 17 157 134 131 147 42 1,000 376 321 67
20 204 28 98 108 187 163 283 60 2,820 227 279 77
21 64 30 45 103 334 52 224 121 1,190 400 279 91
22 57 40 178 104 169 84 144 720 2,840 295 251 100
23 159 25 180 211 223 61 133 1,000 1,250 276 300 142
24 62 21 126 298 352 167 108 473 440 241 255 100
25 46 28 78 140 144 86 72 267 281 151 156 224
26 57 22 48 98 198 99 46 157 190 513 104 87
27 73 26 206 70 157 62 73 96 182 560 154 79
28 63 18 160 247 313 65 65 61 190 543 205 147
29 98 4 149 174 335 38 47 108 155 373 131 251
30 81   77 207 123 32 319 137 121 151 169 75
31 30   93   67   198 185   208   92