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USGS Daily Statistics for Louisiana

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 07381000 Bayou Lafourche at Thibodaux, LA


Lafourche Parish, Louisiana
Hydrologic Unit Code 08090301
Latitude  29°47'52", Longitude  90°49'21" NAD27
Gage datum -1.25 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 1984-10-01 -> 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
1 279 265 279 287 285 279 281 243 243 221 238 244
2 267 280 282 296 281 279 267 236 245 213 230 256
3 261 274 280 282 275 281 262 246 246 212 223 261
4 261 279 274 279 294 278 268 248 247 207 226 251
5 268 298 270 271 282 285 259 245 239 218 228 250
6 271 286 273 265 276 282 259 244 239 211 224 243
7 269 271 274 266 275 274 266 241 249 208 233 245
8 276 267 278 295 293 285 270 244 248 212 244 269
9 301 269 280 283 333 269 268 245 242 230 231 265
10 282 262 284 281 312 258 254 256 241 227 220 262
11 295 277 289 301 283 264 254 256 258 217 220 252
12 277 282 284 311 288 262 255 262 270 208 226 259
13 289 277 281 306 282 268 245 244 256 209 221 266
14 276 272 272 323 273 285 254 237 251 210 220 252
15 270 273 276 323 270 273 251 241 254 207 214 254
16 261 268 288 297 262 258 253 243 255 210 224 254
17 258 280 283 278 258 257 266 237 253 209 221 257
18 257 285 279 272 253 290 282 242 246 207 229 262
19 261 291 274 267 279 272 267 242 239 206 230 259
20 263 267 263 261 276 266 253 234 235 209 228 250
21 264 279 262 262 271 264 254 236 235 215 227 248
22 271 287 266 257 263 263 257 231 231 221 222 258
23 282 281 281 260 265 263 265 232 232 222 221 263
24 277 293 288 262 266 263 259 240 234 215 232 266
25 281 285 276 270 269 263 253 241 230 225 238 258
26 275 282 272 291 275 259 260 263 231 244 232 250
27 286 288 279 292 266 262 269 260 223 249 241 275
28 293 274 273 278 264 266 263 243 215 254 243 287
29 281 260 280 275 275 267 246 263 219 259 238 287
30 279   298 283 281 275 236 270 226 256 235 289
31 259   300   281   246 258   236   292