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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 50093120 RIO GRANDE DE PATILLAS BLW LAGO PATILLAS, PR


Patillas Municipio, Puerto Rico
Hydrologic Unit Code 21010004
Latitude  18°00'59", Longitude  66°01'25" NAD27
Drainage area 25.67  square miles
Contributing drainage area 25.6  square miles
Gage datum 137.79 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 2005-10-01 -> 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 20 7.4 8.2 39 76 55 50 154 41 65 60 55
2 29 7.2 8.4 14 70 60 76 66 35 72 56 101
3 19 6.2 8.2 11 38 67 74 128 99 160 62 28
4 31 7.8 6 10 30 79 66 90 44 102 86 27
5 28 8.2 5.5 2.5 56 63 43 80 116 66 96 20
6 4 6.8 7.7 1.7 53 72 63 49 117 170 80 15
7 10 58 6.6 1.2 41 82 47 58 64 175 94 60
8 17 25 4 1.1 27 43 67 56 172 166 58 34
9 24 22 1.8 1 33 25 100 45 100 68 111 32
10 33 14 1.5 1 28 16 109 37 44 117 107 26
11 28 13 1.5 0.96 30 32 55 33 69 237 124 48
12 35 11 2.7 3.3 25 54 38 34 61 106 145 61
13 40 9.1 3.8 14 71 25 49 33 113 85 82 27
14 38 9.4 2.3 12 38 32 63 27 46 87 81 15
15 83 16 2.2 6.3 24 28 82 24 40 122 90 19
16 51 5.7 1.4 8.3 29 33 39 19 35 189 127 27
17 24 7.4 0.87 16 52 40 51 119 37 143 70 28
18 29 10 0.74 13 158 32 71 42 28 127 132 26
19 19 10 0.63 1.3 52 61 40 67 82 87 40 21
20 21 6.7 0.55 32 98 85 25 212 285 69 47 13
21 18 7.3 0.47 35 64 82 120 123 476 68 64 21
22 12 29 0.41 14 46 98 103 202 293 97 72 18
23 12 12 23 24 27 114 76 328 190 101 104 16
24 17 11 6.3 4.4 41 63 68 243 73 63 102 6.3
25 14 11 6.1 9.7 61 61 48 105 106 47 68 64
26 11 11 3.9 21 8.9 67 38 94 69 119 50 17
27 13 6.1 2 10 37 70 43 65 66 158 35 25
28 11 3.6 0.62 10 75 71 44 41 61 166 37 33
29 17 12 0.61 59 83 16 37 82 34 138 33 56
30 17   0.55 59 72 14 97 114 60 99 43 34
31 9.9   52   72   91 35   78   17