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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 50050900 RIO GRANDE DE LOIZA AT QUEBRADA ARENAS, PR


San Lorenzo Municipio, Puerto Rico
Hydrologic Unit Code 21010005
Latitude  18°07'12", Longitude  65°59'19" NAD27
Drainage area 6  square miles
Gage datum 640 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 1989-10-01 -> 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 17 15 12 18 29 22 35 25 36 27 31 32
2 15 15 10 21 29 40 40 33 21 38 30 33
3 16 13 10 13 15 27 29 51 36 52 30 30
4 17 12 12 11 23 50 21 26 36 34 30 24
5 48 25 21 11 31 42 21 24 47 42 41 24
6 37 33 13 9.5 20 30 38 21 45 36 41 47
7 26 32 29 12 26 31 25 22 58 41 73 26
8 23 15 18 25 31 21 30 30 51 31 98 22
9 18 14 14 10 28 21 39 32 33 36 43 22
10 20 13 11 10 27 24 33 32 133 66 81 19
11 23 13 19 19 42 23 49 26 39 67 66 42
12 18 13 11 18 35 35 24 20 28 43 86 28
13 20 16 11 13 51 24 34 25 46 61 76 21
14 28 16 11 20 48 28 43 27 35 50 76 21
15 28 13 12 13 23 34 30 28 76 50 54 23
16 18 14 13 14 25 33 37 39 57 44 52 23
17 18 14 11 38 75 29 26 38 57 34 56 22
18 23 12 13 26 59 30 40 39 94 48 58 19
19 16 22 11 20 31 57 35 36 76 30 31 19
20 19 28 18 44 53 30 36 45 100 40 29 31
21 15 21 14 27 48 37 47 30 239 37 29 17
22 20 13 18 23 36 37 43 123 217 65 46 28
23 16 12 26 31 36 33 33 123 59 49 44 17
24 13 18 12 31 39 31 28 86 41 36 46 23
25 14 18 11 12 31 18 25 65 32 49 26 39
26 15 14 10 14 29 30 23 38 28 63 23 16
27 14 12 13 16 22 26 25 38 37 73 22 16
28 15 14 13 23 45 15 27 44 44 65 27 18
29 15 22 19 36 28 25 24 41 32 42 26 27
30 12   36 23 59 30 62 26 33 44 31 20
31 12   34   38   50 28   25   18