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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 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 -> 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
1 217 177 209 110 248 237 174 274 257 105 287 113
2 257 154 167 133 191 264 250 158 193 146 315 132
3 204 200 116 173 274 202 193 148 169 110 233 210
4 143 296 221 300 203 219 234 126 172 119 242 152
5 179 206 161 216 150 248 232 135 172 141 196 163
6 223 187 121 133 141 190 218 115 214 162 197 164
7 220 136 129 159 203 221 265 120 180 152 201 157
8 194 149 110 211 215 203 205 178 161 194 148 193
9 336 161 166 135 173 407 262 138 153 279 130 160
10 231 274 183 137 303 267 150 145 202 179 129 154
11 185 245 152 175 249 273 140 170 389 246 178 235
12 199 268 207 170 348 332 232 136 241 244 224 271
13 234 210 170 130 354 254 231 121 321 268 268 271
14 171 192 256 228 288 167 202 112 260 174 191 214
15 201 167 177 133 228 238 227 213 162 223 110 251
16 213 161 177 176 258 211 203 216 208 321 222 239
17 250 189 202 260 248 226 171 129 190 238 346 232
18 422 221 168 504 295 178 143 224 234 361 325 211
19 322 155 223 234 250 213 139 185 631 175 201 224
20 235 175 247 252 225 248 133 155 308 165 187 159
21 215 261 197 177 228 191 123 162 289 143 155 189
22 301 293 180 153 236 217 131 152 344 177 166 224
23 203 181 165 137 161 253 148 158 209 170 204 185
24 262 223 134 156 217 303 150 128 201 170 269 188
25 222 211 114 254 232 327 199 153 153 299 246 136
26 189 247 128 178 395 349 225 237 150 191 237 149
27 221 136 136 235 239 189 148 526 151 157 186 186
28 158 152 228 276 251 140 152 526 145 170 195 160
29 161 115 219 217 257 158 187 413 157 186 141 188
30 170   149 157 267 190 150 275 132 182 142 153
31 138   117   271   148 443   476   173