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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 50092000 RIO GRANDE DE PATILLAS NR PATILLAS, PR


Patillas Municipio, Puerto Rico
Hydrologic Unit Code 21010004
Latitude  18°02'03", Longitude  66°01'57" NAD27
Drainage area 18.3  square miles
Gage datum 235 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 1965-10-01 -> 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 38 27 26 27 41 51 83 57 65 68 65 55
2 35 29 22 23 41 68 105 59 62 70 74 67
3 34 29 33 24 24 62 68 76 59 74 93 56
4 33 26 24 23 36 79 76 59 77 74 82 51
5 70 40 28 19 47 83 74 56 104 97 98 58
6 50 39 28 20 49 61 85 55 83 199 88 68
7 42 44 31 20 42 69 71 69 62 212 108 60
8 36 29 27 25 37 53 64 61 72 153 120 54
9 34 27 31 22 38 47 64 61 52 147 100 66
10 34 26 28 20 42 63 69 69 81 120 117 71
11 37 27 25 22 41 51 81 79 72 148 112 62
12 34 26 27 30 34 56 48 59 86 91 179 67
13 38 29 22 23 59 53 55 48 107 97 130 59
14 40 27 22 25 45 62 61 46 77 93 117 50
15 57 35 21 24 46 68 73 54 97 83 114 44
16 42 29 20 25 42 97 58 66 170 85 90 43
17 33 33 20 28 80 74 61 86 100 79 98 40
18 34 27 23 32 88 60 66 63 114 100 105 38
19 29 29 19 33 56 79 67 51 137 74 66 37
20 35 29 22 39 70 69 87 74 151 77 73 46
21 30 27 20 36 103 73 88 61 234 76 56 35
22 29 24 23 34 57 77 77 147 263 96 83 40
23 30 22 29 30 65 65 75 182 179 136 87 44
24 28 24 21 38 58 70 65 176 112 90 147 42
25 28 23 20 28 58 46 51 99 88 88 108 53
26 28 24 19 24 53 55 47 78 73 138 68 44
27 30 25 19 29 82 58 49 77 65 133 92 53
28 28 23 20 23 85 48 52 76 81 99 83 47
29 30 27 26 46 69 64 58 70 83 80 58 53
30 25   31 29 83 85 82 108 64 69 57 45
31 24   48   60   75 105   67   42