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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 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 -> 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
1 174 74 247 71 229 601 333 46 41 46 176 99
2 113 79 240 65 176 682 216 59 28 39 173 80
3 96 119 242 84 204 601 196 37 29 46 179 65
4 84 218 236 187 221 609 241 22 29 60 148 55
5 75 230 262 158 277 592 178 21 30 53 90 49
6 68 238 268 128 274 700 130 18 30 49 95 42
7 57 200 232 135 208 549 193 14 26 81 79 41
8 51 144 191 118 195 473 401 13 31 80 74 38
9 49 115 183 93 287 424 645 17 46 160 71 39
10 53 97 166 82 282 355 535 142 40 179 117 38
11 51 84 167 79 302 472 384 153 26 104 114 33
12 46 73 164 78 364 303 212 89 22 101 96 32
13 43 70 157 70 451 231 158 66 16 178 79 35
14 40 66 136 62 481 248 128 50 52 116 66 43
15 36 64 118 59 481 240 101 40 35 111 58 39
16 35 70 208 92 355 232 89 46 32 158 83 46
17 34 67 178 95 275 294 69 40 71 138 152 44
18 37 86 169 114 197 267 62 31 51 152 198 39
19 55 90 152 117 175 159 47 27 56 88 233 48
20 118 133 208 136 181 162 38 123 124 111 205 217
21 141 168 239 189 181 124 33 97 173 160 132 337
22 187 162 168 215 187 119 29 92 131 137 109 554
23 258 228 136 227 243 197 31 60 87 105 118 462
24 237 226 115 232 190 212 37 46 98 98 99 325
25 149 295 95 200 179 268 24 36 115 108 83 235
26 125 347 79 441 162 359 32 27 113 125 75 175
27 121 428 158 781 221 400 24 29 102 146 67 149
28 117 348 106 640 332 441 20 23 88 148 63 136
29 135 555 96 364 445 434 19 70 72 194 67 134
30 100   96 260 414 410 21 39 59 181 100 143
31 87   129   454   18 24   152   187