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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 02147500 ROCKY CREEK AT GREAT FALLS, SC


Chester County, South Carolina
Hydrologic Unit Code 03050103
Latitude  34°33'55", Longitude  80°55'12" NAD27
Drainage area 194  square miles
Gage datum 294.13 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 1950-10-01 -> 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
1 231 193 401 489 154 58 56 85 106 190 69 99
2 216 287 455 258 140 97 65 94 43 304 93 97
3 204 348 455 188 160 113 54 76 62 61 114 89
4 239 323 619 169 148 56 39 48 130 119 53 68
5 194 339 380 276 138 59 66 38 88 267 53 75
6 191 330 359 301 174 70 54 54 82 120 64 92
7 300 456 424 253 152 70 42 64 123 48 57 114
8 263 365 340 339 126 98 43 61 162 88 50 101
9 303 236 324 437 106 153 64 47 88 151 68 144
10 371 222 255 280 83 93 161 43 58 95 130 138
11 403 289 240 215 103 66 103 38 51 112 99 136
12 348 323 321 200 109 55 99 44 53 103 136 165
13 319 284 452 223 107 83 62 67 87 133 157 160
14 293 336 381 234 108 90 84 62 60 59 98 201
15 237 283 338 229 93 64 71 117 47 69 115 201
16 257 293 364 317 132 84 94 96 50 163 122 229
17 249 326 359 195 82 66 83 76 120 135 80 133
18 239 299 290 176 68 63 110 94 71 47 103 131
19 287 384 242 301 97 53 59 94 72 44 158 125
20 342 271 321 210 115 70 54 69 61 55 105 102
21 297 288 365 150 86 157 85 63 36 45 62 154
22 335 324 325 153 78 119 64 62 46 50 121 192
23 332 357 193 122 113 118 54 287 59 91 157 243
24 322 323 313 133 88 63 184 395 40 69 112 265
25 487 334 326 112 73 60 76 143 39 45 131 256
26 419 275 273 128 60 57 46 57 52 219 149 253
27 253 253 249 123 56 54 40 69 52 84 127 257
28 306 357 244 133 64 54 72 89 46 52 115 174
29 253 161 305 144 78 47 77 45 67 43 114 234
30 216   365 181 73 52 52 98 170 48 102 215
31 257   356   63   54 128   108   280