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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 02086500 FLAT RIVER AT DAM NEAR BAHAMA, NC


Durham County, North Carolina
Hydrologic Unit Code 03020201
Latitude  36°08'55", Longitude  78°49'44" NAD83
Drainage area 168  square miles
Gage datum 255.7 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 1926-10-01 -> 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
1 165 285 491 343 134 74 73 80 122 135 51 163
2 178 211 353 268 178 67 81 59 40 214 59 96
3 227 167 252 247 155 80 97 61 31 87 57 127
4 240 217 461 184 161 118 66 61 28 54 50 108
5 182 228 382 221 135 102 47 57 29 56 92 114
6 225 321 438 324 226 87 74 50 138 52 59 104
7 265 331 396 349 196 75 60 69 92 33 50 98
8 184 275 283 371 114 112 70 55 128 85 49 97
9 234 188 236 373 90 85 67 56 51 110 51 126
10 271 227 227 352 89 78 68 73 37 35 136 170
11 211 254 181 281 90 74 64 53 33 95 72 166
12 177 238 196 300 76 62 66 55 30 132 177 192
13 188 283 238 319 73 99 155 42 30 39 279 185
14 251 421 286 217 68 60 73 60 27 33 93 206
15 174 342 223 272 66 55 57 73 26 70 112 191
16 140 322 263 421 183 88 107 66 62 52 101 178
17 141 264 277 234 107 98 106 97 256 43 86 152
18 181 278 302 176 88 94 72 184 237 33 75 129
19 247 236 246 174 137 93 69 103 181 34 92 107
20 274 210 276 194 142 135 50 59 109 36 173 93
21 184 235 354 157 179 85 38 89 64 42 140 169
22 198 284 239 151 194 125 40 58 37 32 215 157
23 204 369 210 181 199 53 49 48 50 31 134 181
24 194 330 331 186 153 48 105 55 43 29 122 243
25 312 246 310 293 181 47 66 55 42 28 115 275
26 237 244 253 247 119 44 172 70 42 56 101 230
27 179 284 204 181 95 46 75 50 47 61 86 153
28 216 394 284 247 94 62 102 83 43 34 115 140
29 228 190 283 158 110 57 68 77 82 40 143 261
30 161   298 151 106 69 49 56 128 49 151 201
31 203   239   135   43 94   52   176