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USGS Surface-Water 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 50064200 RIO GRANDE NR EL VERDE, PR


Rio Grande Municipio, Puerto Rico
Hydrologic Unit Code 21010005
Latitude  18°20'43.47", Longitude  65°50'31.14" NAD27
Drainage area 7.31  square miles
Gage datum 131 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 1966-10-01 -> 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 46 52 42 23 57 21 32 33 29 34 39 47
2 33 34 20 26 39 34 28 55 38 34 51 63
3 40 32 19 35 26 27 30 43 58 34 43 50
4 32 34 22 26 38 24 26 30 66 41 47 52
5 39 40 37 31 39 30 38 36 69 55 44 67
6 60 41 42 19 30 21 25 34 58 90 36 56
7 50 34 42 22 37 23 25 42 48 85 66 67
8 36 23 28 29 61 23 32 31 40 66 77 53
9 35 28 29 22 42 27 38 28 32 98 136 56
10 35 24 22 23 57 31 33 41 44 52 64 68
11 52 26 16 39 73 20 29 53 32 61 57 63
12 40 21 22 28 61 40 27 34 38 42 97 57
13 35 23 23 29 45 32 36 36 48 38 82 64
14 54 23 20 31 40 31 45 26 39 42 57 61
15 85 40 16 25 39 24 69 44 144 38 53 56
16 70 29 15 41 32 31 34 38 72 49 48 51
17 36 28 15 59 51 36 34 46 47 31 76 42
18 39 22 22 26 60 22 46 40 66 24 65 39
19 42 30 19 23 37 43 53 32 54 31 48 35
20 43 39 23 23 55 38 46 40 128 34 49 41
21 32 43 20 31 106 31 41 44 88 51 52 36
22 31 30 33 45 49 28 44 105 71 49 114 38
23 32 22 32 68 51 27 33 88 35 67 70 49
24 33 20 25 48 26 26 34 63 35 53 73 44
25 42 27 26 29 43 22 26 46 28 41 60 44
26 48 35 22 23 30 25 31 35 32 72 58 39
27 36 27 22 27 42 31 36 42 35 42 70 50
28 42 20 39 24 45 21 31 34 34 49 42 64
29 44 35 51 23 33 20 33 42 31 36 57 49
30 40   42 37 59 34 65 53 30 37 63 41
31 42   26   31   34 35   35   42