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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 08019500 Big Sandy Ck nr Big Sandy, TX


Upshur County, Texas
Hydrologic Unit Code 12010002
Latitude  32°36'14", Longitude  95°05'29" NAD27
Drainage area 231  square miles
Contributing drainage area 231  square miles
Gage datum 278.66 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 1962-10-01 -> 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
1 216 196 301 317 338 192 113 52 24 40 125 175
2 209 199 306 299 354 212 132 58 25 36 121 178
3 211 209 292 267 343 219 133 50 27 32 132 177
4 225 238 287 241 489 225 119 40 28 35 129 178
5 239 240 291 229 540 210 111 37 31 45 124 232
6 252 255 294 215 451 206 114 39 37 46 119 194
7 252 251 292 225 338 205 103 43 34 54 183 162
8 222 236 286 228 278 208 110 38 31 53 138 151
9 211 240 327 227 277 190 97 35 29 52 108 160
10 215 226 380 218 339 172 80 32 29 55 106 169
11 212 226 419 209 341 169 71 31 30 52 104 172
12 219 262 404 206 299 162 64 31 33 53 105 180
13 217 291 370 223 266 146 57 31 39 59 125 210
14 220 331 363 238 246 137 53 30 55 73 124 250
15 215 323 356 229 225 124 54 29 57 90 110 343
16 210 288 350 282 205 140 60 28 59 101 108 303
17 204 247 338 293 215 133 115 27 61 83 105 311
18 198 228 338 300 273 122 106 27 68 76 109 338
19 202 228 323 259 319 113 91 27 61 70 105 308
20 205 233 345 239 298 119 83 28 60 79 101 237
21 208 258 366 215 237 134 71 27 77 87 99 202
22 219 279 366 209 220 142 63 29 72 127 104 198
23 225 324 356 244 203 129 53 31 77 111 111 196
24 217 339 320 333 215 105 45 31 75 105 134 214
25 214 394 312 350 188 87 41 29 62 108 148 214
26 200 396 310 374 167 80 40 27 53 95 171 220
27 202 327 307 321 158 92 53 25 47 92 173 265
28 195 295 292 328 149 93 53 23 43 93 159 325
29 197 190 280 384 158 100 42 23 41 98 165 408
30 200   298 355 155 104 36 25 42 96 163 315
31 194   318   172   38 25   106   246