About this river
Bayou Saint Clair is a 3.5 mile stream near Pack & Paddle in Louisiana. Streamflow is measured at the USGS gauge Vermillion Rvr N. of I-10 at Lafayette, La (site 07386655). The National Hydrography Dataset places it at stream order 4. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
2022 to 2025
Bayou Saint Clair typically runs highest in February, at a median 510 cfs, and lowest in October, at 176 cfs. The highest flow on record for any single day is 2,860 cfs, in 2023.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| February | 510 | 152 to 306 | |
| March | 288 | 213 to 608 | |
| April | 273 | 232 to 596 | |
| May | 277 | 189 to 700 | |
| June | 217 | 187 to 312 | |
| July | 233 | 180 to 324 | |
| August | 217 | 168 to 367 | |
| September | 227 | 167 to 237 | |
| October | 176 | 163 to 200 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 3 years of record. Statistics published by the US Geological Survey for Vermillion Rvr N. of I-10 at Lafayette, La (site 07386655). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Bayou Saint Clair's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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