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USGS Surface-Water 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 08143600 Pecan Bayou nr Mullin, TX


Mills County, Texas
Hydrologic Unit Code 12090107
Latitude  31°31'02", Longitude  98°44'25" NAD27
Drainage area 2,073  square miles
Contributing drainage area 2,073  square miles
Gage datum 1,198.02 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 1967-10-01 -> 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
1 177 75 251 74 229 597 345 47 42 40 179 100
2 115 80 244 67 176 691 223 60 29 34 176 81
3 98 121 246 87 205 612 203 38 30 43 182 66
4 86 222 241 194 208 579 247 23 25 58 151 55
5 76 234 266 164 231 598 183 22 29 51 92 50
6 69 242 273 133 269 717 133 18 30 49 97 42
7 58 203 236 140 210 563 183 15 26 82 80 42
8 52 147 194 122 199 486 400 14 32 82 75 39
9 50 117 186 96 296 436 662 17 46 163 66 40
10 54 98 169 85 291 361 551 144 41 182 58 39
11 52 86 170 82 312 478 396 156 26 106 51 34
12 46 74 166 81 376 297 219 90 23 103 46 32
13 43 72 163 73 465 230 157 68 16 181 42 36
14 40 67 141 64 496 252 125 51 53 117 39 44
15 36 65 122 61 497 246 102 41 36 113 38 40
16 35 71 215 95 363 239 91 47 32 161 69 46
17 35 68 183 99 271 303 71 41 72 140 141 45
18 37 87 175 118 200 276 63 32 52 155 191 40
19 56 91 157 121 180 164 48 28 57 89 227 49
20 120 136 215 140 186 167 39 125 126 113 201 221
21 143 171 248 195 187 128 34 98 176 163 128 343
22 191 165 174 222 169 123 30 93 133 139 106 564
23 262 232 140 235 144 203 32 61 89 107 115 470
24 241 230 119 237 172 219 38 46 68 100 96 331
25 152 300 98 199 170 277 25 36 68 110 81 239
26 128 353 82 443 157 372 33 28 80 127 74 178
27 123 435 163 794 220 414 24 29 80 148 66 151
28 119 354 109 649 337 457 20 23 72 151 62 139
29 137 555 99 365 454 450 20 71 60 198 68 137
30 101   100 259 423 425 22 40 51 185 101 146
31 88   133   448   18 25   155   190