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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 -> 2019-09-30)

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 21 8.2 10 47 69 60 62 143 42 55 68 50
2 26 7.9 10 15 62 71 93 67 36 79 56 119
3 23 6.6 10 12 28 81 91 154 111 170 71 34
4 37 8.7 7.4 11 31 97 81 102 48 117 88 33
5 34 9.1 6.8 1.9 68 77 53 89 132 66 109 17
6 4.9 7.9 8.9 1.2 64 88 78 48 133 191 83 9.0
7 5.1 71 7.0 1.1 49 100 51 62 74 200 108 64
8 7.2 29 4.7 0.91 33 52 70 56 199 178 66 29
9 25 25 1.9 0.84 39 28 117 47 104 74 73 32
10 32 13 1.6 0.81 34 18 135 40 44 134 50 30
11 34 12 1.5 0.77 36 38 68 36 73 261 57 58
12 29 12 1.6 3.7 31 64 47 33 65 117 55 74
13 28 10 1.4 17 88 29 61 31 128 93 45 33
14 43 7.5 1.3 14 47 39 78 28 53 99 72 18
15 82 4.2 1.2 7.4 29 35 102 27 46 139 95 22
16 52 3.1 1.1 9.8 36 41 49 22 40 212 121 20
17 24 5.4 1.1 19 63 48 63 137 42 156 36 12
18 31 6.8 0.90 15 193 39 88 49 32 142 133 10
19 19 5.9 0.77 1.2 62 74 49 76 93 93 34 6.4
20 13 5.8 0.67 39 120 103 31 241 326 72 39 6.3
21 15 8.0 0.58 43 78 99 147 138 547 69 73 20
22 8.9 35 0.50 17 56 119 125 229 336 107 86 19
23 6.4 14 0.58 29 32 138 91 356 209 112 81 18
24 6.8 13 1.1 5.4 15 77 82 255 85 67 68 6.8
25 8.7 10 1.6 12 71 75 57 113 94 54 61 77
26 10 10 1.6 26 11 82 45 103 39 136 60 20
27 10 6.4 1.4 13 45 86 51 72 76 181 42 28
28 9.2 4.4 0.75 12 67 87 53 47 51 190 45 32
29 17 16 0.74 50 97 20 44 60 33 144 41 38
30 18   0.68 47 81 18 76 115 58 100 37 31
31 10   64   82   64 35   77   17