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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 08031000 Cow Bayou nr Mauriceville, TX


Orange County, Texas
Hydrologic Unit Code 12010005
Latitude  30°11'10", Longitude  93°54'30" NAD27
Drainage area 83.3  square miles
Contributing drainage area 83.3  square miles
Gage datum -1.62 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 1951-10-01 -> 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
1 168 193 146 110 138 96 75 41 176 43 233 89
2 162 193 131 99 164 117 63 35 126 39 219 87
3 168 204 112 96 177 130 62 29 91 32 195 99
4 158 218 103 81 178 144 66 29 69 26 170 119
5 148 223 99 64 163 155 50 29 79 25 149 114
6 135 230 98 57 142 152 50 26 77 19 125 121
7 151 221 91 54 144 138 47 20 58 15 104 115
8 166 213 80 51 132 127 47 20 42 13 96 127
9 201 212 79 78 118 123 52 25 32 22 81 129
10 215 207 85 96 145 128 53 20 24 48 67 127
11 202 224 81 123 146 110 51 22 20 41 59 120
12 193 236 87 140 156 95 66 26 37 52 56 117
13 183 234 93 153 176 95 74 31 64 47 48 143
14 174 232 108 177 193 92 68 28 73 45 44 158
15 155 226 110 175 179 79 65 22 66 53 41 154
16 142 211 104 167 165 73 57 14 60 63 37 146
17 144 205 92 177 170 70 61 9.1 63 74 38 151
18 134 203 90 179 170 61 62 15 109 73 49 154
19 139 196 95 186 175 95 53 18 212 86 50 156
20 159 173 108 190 187 103 41 23 264 88 50 156
21 172 198 141 199 173 100 29 30 251 92 50 138
22 190 194 157 199 149 99 27 26 240 103 56 131
23 210 205 144 190 127 94 22 18 221 107 72 132
24 234 243 157 176 108 101 29 17 198 97 71 138
25 248 242 147 161 93 114 69 14 157 107 76 127
26 248 233 146 133 90 117 96 19 121 117 92 121
27 242 210 152 115 82 98 112 40 88 160 90 141
28 221 172 144 111 80 94 106 56 64 233 81 160
29 212 99 150 115 77 97 89 105 48 250 83 159
30 211   137 119 78 86 71 391 44 244 89 161
31 194   120   85   55 337   245   160