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USGS Surface-Water 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 02085500 FLAT RIVER AT BAHAMA, NC


Durham County, North Carolina
Hydrologic Unit Code 03020201
Latitude  36°10'58", Longitude  78°52'44" NAD83
Drainage area 149  square miles
Gage datum 345.8 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 1924-10-01 -> 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
1 193 222 346 326 110 61 66 62 101 136 60 144
2 154 262 275 236 164 67 84 61 34 155 51 95
3 278 235 241 206 146 80 82 80 34 61 62 126
4 261 282 394 160 149 117 70 62 46 50 76 102
5 155 262 308 226 139 98 47 53 53 106 68 117
6 208 304 394 290 159 63 82 50 408 73 50 132
7 218 299 337 286 131 65 55 63 224 40 81 86
8 217 252 239 274 124 94 60 49 98 78 75 112
9 225 188 251 307 111 74 55 56 39 93 56 111
10 188 221 217 267 87 73 109 58 31 70 94 145
11 208 221 185 210 90 96 88 65 30 125 97 142
12 178 215 197 245 81 57 77 78 58 75 156 156
13 192 257 259 242 99 98 136 41 52 39 222 142
14 244 333 293 197 99 48 156 86 31 47 95 172
15 189 304 205 225 92 53 85 65 31 74 97 180
16 183 265 231 302 184 85 111 58 136 48 71 196
17 156 350 312 197 90 88 101 98 184 47 76 127
18 194 283 284 166 75 127 72 181 161 41 67 125
19 280 251 390 168 115 94 57 84 150 29 84 121
20 268 200 295 151 111 112 40 63 60 47 170 94
21 235 223 350 146 177 98 52 56 43 65 108 169
22 194 223 229 145 144 112 46 43 40 34 153 148
23 205 326 205 160 141 77 48 53 51 68 101 155
24 231 286 306 156 121 52 88 49 35 44 128 181
25 304 269 247 236 132 40 72 81 54 102 124 211
26 229 277 201 247 94 55 134 53 40 51 125 178
27 180 231 177 223 103 60 64 36 38 61 96 137
28 246 322 255 226 112 66 92 89 64 57 133 164
29 191 143 251 167 108 120 70 54 98 45 147 243
30 147   282 153 104 62 53 52 124 46 136 176
31 218   232   111   53 72   46   151