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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 02301000 NORTH PRONG ALAFIA RIVER AT KEYSVILLE FL


Hillsborough County, Florida
Hydrologic Unit Code 03100204
Latitude  27°53'01", Longitude  82°06'01" NAD27
Drainage area 135  square miles
Gage datum 37.59 feet above NAVD88
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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 1949-10-01 -> 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
1 157 98 134 139 61 99 188 260 323 243 101 80
2 131 99 141 132 66 92 173 242 326 248 103 76
3 129 118 134 138 74 96 161 285 313 234 97 74
4 121 138 129 116 70 95 162 279 300 209 94 75
5 114 137 118 108 64 96 163 254 273 188 99 82
6 107 136 115 100 58 104 177 238 411 182 107 88
7 103 127 119 96 52 110 180 225 370 176 101 83
8 100 130 124 102 51 123 194 241 304 176 92 84
9 100 136 128 96 60 128 189 266 285 187 92 84
10 100 128 121 85 62 131 185 271 290 201 93 95
11 96 116 106 81 64 127 173 281 501 172 97 100
12 100 109 105 82 71 122 177 279 370 153 110 96
13 123 111 112 84 74 116 174 286 310 135 108 141
14 113 119 107 76 74 124 212 299 314 122 105 147
15 109 114 98 71 97 117 220 277 313 117 107 114
16 104 122 137 74 86 108 200 287 281 118 97 104
17 100 142 247 69 76 106 194 296 303 117 93 97
18 98 129 215 63 79 143 215 292 263 120 93 92
19 93 122 187 59 81 165 206 274 257 145 85 89
20 91 138 227 58 85 181 211 265 262 173 81 97
21 92 124 158 60 88 170 224 250 279 154 82 135
22 100 111 136 71 83 168 220 260 275 130 82 116
23 113 111 123 71 79 164 211 255 246 113 82 106
24 126 113 117 62 76 164 207 277 253 121 87 105
25 131 119 111 57 77 181 207 284 225 135 114 114
26 119 127 108 60 90 193 219 291 244 110 117 115
27 114 143 117 66 102 176 243 264 352 102 100 135
28 116 136 126 61 87 182 230 255 342 99 88 131
29 116 122 132 57 81 177 239 257 343 103 83 109
30 110   170 56 89 177 274 272 289 101 81 107
31 102   157   107   249 277   97   102