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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 02206500 YELLOW RIVER NEAR SNELLVILLE, GA


Gwinnett County, Georgia
Hydrologic Unit Code 03070103
Latitude  33°51'11", Longitude  84°04'42" NAD83
Drainage area 136  square miles
Contributing drainage area 136  square miles
Gage datum 801.04 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 1942-10-01 -> 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
1 209 250 335 344 263 202 171 173 127 169 110 171
2 214 239 332 250 208 185 131 175 105 154 195 163
3 300 306 375 277 267 161 147 155 81 92 139 138
4 352 407 410 297 375 167 151 121 80 211 106 181
5 300 332 351 327 328 153 120 107 114 284 124 170
6 301 312 428 357 261 133 127 93 84 137 116 170
7 301 438 477 363 315 140 127 100 75 84 125 152
8 282 362 424 273 207 151 123 117 107 95 173 168
9 375 338 429 316 193 168 160 98 89 87 139 219
10 364 357 318 239 194 140 176 99 69 91 121 237
11 270 345 300 225 179 129 144 97 76 229 180 227
12 324 335 343 289 196 155 136 86 70 136 211 226
13 226 471 375 295 184 121 122 102 60 100 199 234
14 196 395 304 250 160 145 162 122 110 101 127 209
15 222 287 307 251 155 152 144 108 106 88 147 219
16 265 338 372 297 152 131 176 102 87 89 137 183
17 231 394 510 226 148 148 171 149 182 90 117 220
18 236 351 383 236 140 117 128 132 192 75 113 201
19 310 366 337 385 157 124 122 104 103 101 121 188
20 393 365 396 322 152 151 166 133 91 111 121 177
21 315 396 341 215 152 183 176 140 119 87 123 261
22 243 409 284 211 158 174 176 159 132 83 226 239
23 289 341 340 250 170 164 146 155 101 95 191 187
24 346 271 313 264 141 124 162 141 99 89 186 204
25 391 351 334 247 143 145 168 124 158 150 224 214
26 316 336 372 244 138 144 131 141 229 126 238 225
27 338 273 368 308 180 220 119 144 255 110 235 189
28 348 317 291 305 168 224 108 128 202 85 221 265
29 249 226 354 270 172 177 103 95 136 98 224 315
30 252   343 350 184 163 98 99 109 112 188 264
31 293   325   189   128 165   101   217