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USGS Daily Statistics for North Carolina

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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 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 -> 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
1 162 287 484 339 134 73 72 80 120 137 51 161
2 176 212 348 265 178 66 79 59 44 215 58 94
3 224 166 249 244 155 79 96 61 33 88 57 125
4 237 215 455 182 161 116 65 60 28 55 49 107
5 179 226 380 218 135 100 46 57 29 57 91 112
6 222 317 441 320 226 86 73 50 137 53 58 102
7 262 327 394 344 196 74 59 68 90 34 50 97
8 182 272 281 372 114 111 69 91 126 85 48 95
9 231 186 234 371 90 84 66 104 50 109 50 125
10 268 225 225 349 89 77 67 93 37 35 134 168
11 209 251 180 279 90 73 63 60 32 94 71 164
12 176 259 194 300 75 61 73 60 29 131 175 192
13 186 322 236 317 72 98 165 46 29 38 275 184
14 248 427 283 215 70 59 73 63 27 33 91 203
15 172 343 221 269 114 54 57 76 26 70 110 189
16 138 330 260 415 188 87 106 67 61 51 100 176
17 140 269 275 231 112 96 104 96 252 42 84 150
18 179 278 299 174 108 92 73 182 234 33 74 128
19 244 235 244 172 143 92 70 102 180 34 92 105
20 271 209 274 191 144 133 49 58 108 36 171 92
21 182 234 350 155 179 84 37 88 63 42 138 166
22 196 282 237 149 193 123 40 57 40 32 212 155
23 201 366 208 179 198 53 49 47 52 31 132 178
24 192 327 328 183 152 47 104 54 45 29 120 240
25 308 243 307 289 180 46 70 54 93 28 113 271
26 233 241 250 243 119 43 177 69 53 55 100 227
27 177 281 202 178 94 46 80 49 83 60 85 151
28 213 389 281 243 94 61 102 81 69 34 114 138
29 225 190 279 155 109 56 68 76 88 40 142 257
30 160   295 151 105 68 49 56 131 48 149 198
31 200   236   134   43 92   51   174