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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
1 162 287 484 339 132 74 71 79 120 137 51 161
2 176 212 348 265 176 67 79 58 44 215 58 94
3 224 166 249 244 153 79 99 60 33 88 57 125
4 237 215 455 182 159 115 66 60 28 55 49 107
5 179 226 380 218 134 99 46 56 29 57 91 112
6 222 317 441 320 224 85 73 62 137 53 58 102
7 262 327 394 344 193 75 183 83 90 34 50 97
8 182 272 281 372 113 112 83 98 126 85 48 95
9 231 186 234 371 89 84 69 106 50 109 50 125
10 268 225 225 349 88 76 94 94 37 35 134 168
11 209 251 180 279 89 73 75 61 32 94 71 164
12 176 259 194 300 74 60 76 62 29 131 175 192
13 186 322 236 317 72 96 165 52 29 38 275 184
14 248 427 283 215 73 58 74 66 27 33 91 203
15 172 343 221 269 115 54 60 77 26 70 110 189
16 138 330 260 415 186 90 128 68 61 51 100 176
17 140 269 275 231 111 103 107 96 252 42 84 150
18 179 278 299 174 107 94 74 180 234 33 74 128
19 244 235 244 172 142 92 71 101 180 34 92 105
20 271 209 274 191 142 134 58 58 108 36 171 92
21 182 234 350 155 176 84 40 88 63 42 138 166
22 196 282 237 149 191 122 41 57 40 32 212 155
23 201 366 208 179 195 52 50 47 52 31 132 178
24 192 327 328 183 150 47 103 54 45 29 120 240
25 308 243 307 289 177 46 70 54 93 28 113 271
26 233 241 250 243 117 43 175 69 53 55 100 227
27 177 281 202 178 93 45 79 49 83 60 85 151
28 213 389 281 243 98 60 101 81 69 34 114 138
29 225 190 279 155 112 55 67 76 88 40 142 257
30 160   295 149 127 67 48 56 131 48 149 198
31 200   236   138   42 92   51   174