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USGS Daily Statistics for Texas

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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 08164450 Sandy Ck nr Ganado, TX


Jackson County, Texas
Hydrologic Unit Code 12100102
Latitude  29°09'36", Longitude  96°32'46" NAD27
Drainage area 289  square miles
Contributing drainage area 289  square miles
Gage datum 58.66 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 1978-10-01 -> 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
1 164 152 169 77 194 265 202 52 420 131 173 62
2 136 138 116 98 388 223 242 46 308 99 195 84
3 105 150 156 181 363 264 265 59 191 81 146 180
4 99 259 128 247 288 338 197 50 152 89 197 184
5 99 319 152 409 274 301 201 40 138 124 248 103
6 123 260 116 338 263 222 248 33 112 115 251 76
7 151 182 123 226 283 187 198 29 131 138 187 50
8 151 121 150 243 174 162 207 27 154 139 118 122
9 129 106 100 214 177 230 233 28 125 149 79 160
10 166 115 206 134 210 261 272 29 167 192 63 151
11 204 237 240 161 247 266 217 28 147 190 51 100
12 201 414 250 195 206 398 150 27 138 227 162 138
13 260 329 283 144 198 459 135 29 141 239 348 188
14 211 180 271 93 406 420 127 34 127 352 406 166
15 147 148 331 105 485 295 174 30 149 272 301 119
16 186 195 231 53 453 227 243 32 159 233 182 149
17 198 182 280 70 432 305 259 46 150 250 153 125
18 209 128 270 345 430 421 185 55 125 624 233 122
19 330 117 214 509 367 437 154 50 162 1,560 224 109
20 389 92 209 487 352 350 158 36 280 817 211 80
21 523 260 270 411 257 358 167 29 291 407 360 80
22 427 278 218 259 263 374 150 31 245 301 500 177
23 331 238 184 150 226 379 135 36 267 212 468 233
24 286 175 166 89 266 332 121 39 259 186 466 193
25 350 227 93 94 255 297 109 50 177 193 322 133
26 313 264 94 120 215 379 124 68 118 218 183 82
27 236 323 55 125 223 295 160 122 80 175 139 104
28 216 211 56 121 233 206 143 231 73 132 134 109
29 158 66 102 98 236 177 115 459 78 128 115 75
30 181   96 84 237 190 89 427 123 92 100 59
31 132   82   295   69 349   87   112