Nivelmap
EN

Bayou Teche below Keystone L&D near St. Martinville water level

River gauge, Bayou Teche, Louisiana, United States

Directions

Right now

Normal for late October

Water level

3.08ft Up 0.21 ft over the last 24 hours

3 4 5

History

History
46ftOct 16Oct 17Oct 18Oct 20Oct 2146ftOct 16Oct 18Oct 21
46ftSep 22Sep 29Oct 6Oct 13Oct 2146ftSep 22Oct 6Oct 21
35810ftOct 2025Jan 2026Apr 2026Jul 2026Oct 202635810ftOct 2025Apr 2026Oct 2026
35810ftJanMarMayJulSepNov202635810ftJanAprJulOct2026

20252026

Water level Normal range (10–90 %)

What this means

Bayou Teche below Keystone L&D near St. Martinville is at 3.08 ft, in the normal range for late October.

The median for late October is 3.52 ft, based on 30 years of readings, so the river stage is 0.44 ft below typical. On the same day last year the reading was 3.68 ft, a difference of −0.60 ft.

It has risen 0.21 ft over the past 24 hours. In the last month it has stayed between 2.53 ft and 4.00 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Compared with 30 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
3.52 ft0.44 ft below the median for this date
Normal for this date
2.63 ft – 4.89 ft8 years in 10 fall in this range (30 years of records)
Same day last year
3.68 ft−0.60 ft
Lowest and highest in 30 days
2.53 ft – 4.00 ft
Lowest and highest in 12 months
2.22 ft – 10.65 ft

Floating and fishing near Bayou Teche below Keystone L&D near St. Martinville

Normal flows mean predictable rapids and good access at most put-ins.

Weather at the gauge

No rain in the last 3 days.

21 Wed 81° 53° – Wind 8 mph
22 Thu 84° 55° – Wind 8 mph
23 Fri 84° 59° – Wind 9 mph
24 Sat 82° 58° – Wind 12 mph
25 Sun 80° 55° – Wind 10 mph
26 Mon 82° 58° – Wind 9 mph
27 Tue 82° 59° – Wind 11 mph

Forecast: Open-Meteo

Sunrise 07:14 AM Sunset 06:31 PM Daylight 11 hr, 17 min Waxing gibbous 75%

Map

Other gauges on Bayou Teche

Gauge Level Compared with normal 24 hours Distance
Bayou Teche at Keystone L&D near St. MartinvilleRiver gauge, Bayou Teche 9.98 ft Very low ±0 0.0 mi
Bayou Teche at Adeline Bridge near JeaneretteRiver gauge, Bayou Teche 1.91 ft High +0.26 ft 20 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Ruth Canal near RuthRiver gauge, Ruth Canal 8.60 ft Normal ±0 12 mi
Vermilion River near LafayetteRiver gauge, Vermilion River 3.45 ft Normal +0.08 ft 13 mi
Bayou Darby near Lake Fausse Point CutRiver gauge, Bayou Darby 9.04 ft Normal −0.04 ft 14 mi
Vermilion River at Surrey St. at LafayetteRiver gauge, Vermilion River 5.73 ft Normal +0.12 ft 14 mi
Vermilion River at WoodlawnRiver gauge, Vermilion River 4.01 ft Low +0.28 ft 15 mi
Vermilion River at Hwy 733 near LafayetteRiver gauge, Vermilion River 4.05 ft Very high +0.43 ft 16 mi
Pontoon Bridge Canal near Butte LaroseRiver gauge, Pontoon Bridge Canal 5.49 ft Normal −0.02 ft 16 mi
Vermillion Rvr N. of I-10 at LafayetteRiver gauge, Vermillion Rvr N. of I-10 5.23 ft Normal +0.03 ft 17 mi

Questions and answers

Is Bayou Teche below Keystone L&D near St. Martinville higher than last year?

No, it is 0.60 ft lower than on the same day last year, when the reading was 3.68 ft.

What is a normal level for Bayou Teche below Keystone L&D near St. Martinville in late October?

The median for late October is 3.52 ft. In 8 years out of 10 the reading falls between 2.63 ft and 4.89 ft, based on 30 years of records.

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Bayou Teche below Keystone L&D near St. Martinville today?

On Oct 21, 2026, 02:45 AM CDT, the water level was 3.08 ft. Up 0.21 ft over the last 24 hours.

Is Bayou Teche below Keystone L&D near St. Martinville rising or falling?

Up 0.21 ft over the last 24 hours. Down 0.65 ft over the last 7 days.

Is the level of Bayou Teche below Keystone L&D near St. Martinville normal?

Normal for late October. Compared with 30 years of daily readings for this time of year.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Geological Survey
Station code
usgs:07385702 (Agency page)
Coordinates
30.07076, -91.82901 (WGS84)
Vertical datum
NAVD88
Update interval
every 15 minutes
Licence
Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

ParameterLast valueTime (UTC)Quality
Water level 3.08 ft 2026-10-21 07:45 Provisional

Download

Embed this gauge

Add a live card for this gauge to your website. It updates on its own and links back here.

How to cite

U.S. Geological Survey: Bayou Teche below Keystone L&D near St. Martinville (usgs:07385702). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/louisiana/bayou-teche-below-keystone-l-and-d-near-st-martinville

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.