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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 08075000 Brays Bayou at Houston, TX


Harris County, Texas
Hydrologic Unit Code 12040104
Latitude  29°41'49", Longitude  95°24'43" NAD27
Drainage area 94.9  square miles
Contributing drainage area 94.9  square miles
Gage datum 0.00 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 1935-10-01 -> 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
1 216 177 208 110 247 245 173 272 256 105 286 113
2 255 154 167 133 201 265 249 158 193 146 328 132
3 204 199 116 172 276 202 192 148 169 110 246 209
4 143 294 222 298 203 218 232 126 172 119 244 152
5 183 206 161 214 156 251 231 135 173 140 211 163
6 223 187 122 133 143 190 225 115 215 161 200 164
7 220 137 129 159 203 221 269 120 180 152 201 157
8 193 149 110 210 215 202 341 178 161 193 149 193
9 340 161 165 135 173 404 282 138 153 277 131 160
10 249 273 182 155 301 274 158 145 202 178 129 154
11 186 260 152 177 247 276 161 169 386 245 178 234
12 200 271 207 171 346 341 240 136 240 242 223 269
13 234 210 170 130 360 256 233 121 318 266 267 269
14 171 192 255 228 290 167 203 112 259 173 191 214
15 202 167 177 133 228 237 226 212 162 222 110 250
16 213 161 176 176 273 210 203 215 207 319 221 238
17 249 188 201 259 258 225 177 129 190 237 349 230
18 419 225 168 499 296 178 144 222 233 359 326 211
19 320 163 222 232 250 226 140 185 625 175 201 223
20 234 176 246 250 225 251 133 155 306 165 186 158
21 216 260 196 178 228 191 123 161 287 142 155 188
22 300 295 179 153 235 216 131 152 342 176 165 222
23 203 183 164 137 161 252 149 158 208 170 203 184
24 261 223 138 156 216 301 171 128 200 169 268 188
25 221 211 116 252 230 325 220 153 153 297 244 146
26 207 246 129 177 391 348 251 236 149 190 236 158
27 233 137 137 234 238 191 162 523 150 157 186 188
28 160 152 228 274 252 140 161 521 145 169 194 160
29 164 115 218 222 258 158 190 410 156 186 141 187
30 171   149 157 267 189 151 274 132 182 142 152
31 139   118   285   148 440   473   173