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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 50028400 RIO TANAMA AT CHARCO HONDO, PR


Arecibo Municipio, Puerto Rico
Hydrologic Unit Code 21010002
Latitude  18°24'50.75", Longitude  66°42'52.95" NAD27
Drainage area 22.2  square miles
Gage datum 47.57 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 1968-10-01 -> 2025-09-30)

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 76 63 56 81 120 129 73 92 132 159 168 109
2 75 59 63 80 132 123 73 98 122 166 147 120
3 72 59 51 65 125 112 78 93 139 158 153 110
4 69 62 50 68 116 111 72 83 130 149 159 99
5 68 64 53 76 119 124 75 83 117 157 166 102
6 74 61 56 79 150 116 76 81 156 185 165 108
7 69 60 59 73 165 105 77 84 160 234 166 95
8 68 57 59 82 171 107 83 86 134 214 196 96
9 67 58 59 74 196 120 85 88 127 184 206 89
10 66 62 59 84 194 128 85 83 151 192 172 95
11 74 61 57 94 180 129 74 99 153 181 163 107
12 70 58 55 102 150 121 77 99 147 171 166 100
13 67 53 53 96 143 102 75 84 167 172 173 101
14 82 55 51 94 144 109 90 117 140 188 177 122
15 80 55 50 92 125 121 91 105 145 178 158 104
16 82 53 49 92 122 109 88 96 167 167 165 101
17 67 50 49 100 135 100 92 101 148 174 156 94
18 69 49 48 111 176 98 91 93 207 170 152 88
19 71 51 50 98 140 96 90 94 215 169 168 83
20 82 56 60 107 128 89 86 91 173 165 156 84
21 74 53 62 120 133 88 90 93 256 171 141 85
22 76 60 52 104 120 93 83 112 339 172 145 83
23 70 62 55 94 132 86 84 131 198 164 141 87
24 67 53 55 99 126 82 81 121 183 167 129 80
25 63 53 62 110 125 87 75 131 180 160 140 77
26 64 59 64 110 125 92 74 108 159 172 133 76
27 63 55 60 96 129 89 83 118 153 177 132 77
28 65 53 81 96 144 89 75 126 154 166 114 81
29 63 50 89 101 142 83 84 114 137 159 102 83
30 67   81 113 128 79 97 121 141 168 101 78
31 65   76   122   94 116   177   75