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USGS Daily Statistics for the Nation

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
1 216 177 208 110 245 244 176 272 256 105 286 113
2 255 154 167 133 201 264 248 158 193 146 328 132
3 204 199 116 172 276 202 195 148 169 110 246 209
4 143 294 222 296 202 224 232 126 172 119 244 152
5 183 206 161 216 157 252 230 135 173 140 211 163
6 223 187 122 133 144 190 224 115 215 161 200 164
7 220 137 129 158 203 220 269 120 180 152 201 157
8 193 149 110 209 220 201 349 178 161 193 149 193
9 340 161 165 135 178 406 287 138 153 277 131 160
10 249 273 182 155 300 272 159 145 202 178 129 154
11 186 260 152 176 246 284 161 169 386 245 178 234
12 200 271 207 170 344 353 239 136 240 242 223 269
13 234 210 170 130 358 258 235 121 318 266 267 269
14 171 192 255 226 288 169 203 112 259 173 191 214
15 202 167 177 132 227 245 225 212 162 222 110 250
16 213 161 176 175 271 224 202 215 207 319 221 238
17 249 188 201 257 257 229 177 129 190 237 349 230
18 419 225 168 495 294 179 144 222 233 359 326 211
19 320 163 222 231 248 225 140 185 625 175 201 223
20 234 176 246 249 224 250 133 155 306 165 186 158
21 216 260 196 189 227 191 123 161 287 142 155 188
22 300 295 179 153 234 217 131 152 342 176 165 222
23 203 183 164 138 161 252 149 158 208 170 203 184
24 261 223 138 156 215 300 171 128 200 169 268 188
25 221 211 116 251 229 323 220 153 153 297 244 146
26 207 246 129 177 389 349 251 236 149 190 236 158
27 233 137 137 233 253 191 162 523 150 157 186 188
28 160 152 228 273 263 140 161 521 145 169 194 160
29 164 115 218 220 258 162 190 410 156 186 141 187
30 171   149 157 267 193 151 274 132 182 142 152
31 139   118   284   148 440   473   173