Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

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 07380400 Bayou Lafourche at Donaldsonville, LA


Ascension Parish, Louisiana
Hydrologic Unit Code 08090301
Latitude  30°06'03.2", Longitude  90°59'36.5" NAD83
Gage datum -0.82 feet above NAVD88
Output formats
HTML table of all data
Tab-separated data
Reselect output format

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 1960-10-01 -> 2019-09-30)

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
1 270 253 258 261 263 260 250 252 249 257 292 290
2 263 259 253 261 269 263 252 263 246 248 294 282
3 260 245 255 265 264 269 255 253 249 264 299 285
4 262 248 262 277 268 268 253 261 255 256 300 287
5 270 243 258 261 279 257 257 266 255 247 301 289
6 266 254 257 261 279 260 260 265 258 236 300 287
7 244 261 255 267 286 261 265 251 248 242 310 279
8 242 239 253 277 293 269 270 248 245 245 313 270
9 240 245 253 280 288 263 266 251 236 254 317 281
10 244 253 254 272 293 257 262 255 238 248 310 295
11 248 255 250 258 287 265 257 251 237 259 311 297
12 241 256 261 264 290 271 263 250 217 261 312 293
13 256 241 259 273 278 265 267 251 215 271 308 289
14 251 253 262 248 274 251 261 251 236 276 309 284
15 259 252 271 250 271 256 253 256 237 279 303 286
16 267 267 270 264 278 255 259 252 229 274 300 290
17 267 266 266 275 285 251 258 257 223 270 296 291
18 268 255 267 279 276 259 251 255 218 271 308 290
19 272 267 265 269 284 259 252 255 227 268 322 290
20 276 261 256 274 272 246 253 254 229 275 321 297
21 272 261 255 270 281 248 260 245 239 282 312 297
22 270 269 264 266 279 243 266 245 242 291 310 292
23 257 259 268 265 269 241 260 251 244 289 311 284
24 246 255 268 257 269 247 259 257 243 293 308 290
25 233 259 267 257 271 249 259 269 244 301 304 295
26 227 253 275 243 272 254 250 275 251 304 303 298
27 226 248 281 233 267 255 256 269 259 316 298 293
28 235 254 265 245 270 261 246 251 248 321 295 281
29 239 227 269 244 269 257 254 239 251 329 295 285
30 247   259 257 268 249 250 242 259 325 295 285
31 248   265   262   250 251   303   277