Gulf Coast Gauges

Belle River at Highway 70 near Pierre Part water level

USGS gauge 07381454 · Assumption Parish · Houma–Thibodaux · NWS gauge PPAL1

1.00 ft

gage height, Oct 23, 2026 at 2:45 PM CDT · 2 hours ago

Highest since 2011 (USGS)
3.67 ft (May 21, 2021)
Usual range
0.85 to 1.56 ft

USGS marks recent readings as provisional: they can be revised after review.

No National Weather Service alert covering Assumption Parish was active when this page was generated (Oct 23, 2026 at 5:05 PM CDT). Alerts are issued and expire at any time; the current list is at alerts.weather.gov.

Last 7 days

0.4 1.0 1.6 Oct 17 Oct 18 Oct 19 Oct 20 Oct 21 Oct 22 Oct 23

Hourly averages of USGS readings. The shaded band is this gauge's usual range: the middle 80% of its readings since September 11, 2026.

How to read this gauge

Gage height is the height of the water surface above this gauge's own zero point, which sits at 0.14 ft NAVD88. It is not a water depth and not an elevation: add 0.14 ft to get the water surface elevation.

Daily highs and lows since September 11, 2026

0.4 1.1 1.8 2026-09-11 – 2026-10-23 · bars are daily low to high

Annual peaks since 2011

In 16 complete water years of comparable USGS records (since 2011), the highest peak was 3.67 ft on May 21, 2021. So far in water year 2027 (since October 1) the highest reading is 1.78 ft on October 4, 2026.

2 2 3 3 4 2015 2020 2025 Water year 2011: 2.47 ft on September 5, 2011 Water year 2012: 2.18 ft on April 5, 2012 Water year 2013: 2.44 ft on June 1, 2013 Water year 2014: 2.18 ft on May 30, 2014 Water year 2015: 2.49 ft on April 27, 2015 Water year 2016: 2.46 ft on December 28, 2015 Water year 2017: 3.19 ft on June 5, 2017 Water year 2018: 2.66 ft on March 29, 2018 Water year 2019: 3.57 ft on May 22, 2019 Water year 2020: 3.14 ft on May 16, 2020 Water year 2021: 3.67 ft on May 21, 2021 Water year 2022: 2.41 ft on May 25, 2022 Water year 2023: 2.32 ft on April 16, 2023 Water year 2024: 2.38 ft on June 4, 2024 Water year 2025: 2.38 ft on April 6, 2025 Water year 2026: 2.34 ft on June 18, 2026 Water year 2027 so far: 1.78 ft on October 4, 2026 2021 2019 2017

Each dot is the highest gage height of a water year (October to September), from the USGS annual peak record, with recent years USGS has not published yet taken from its 15-minute readings and this site's own; hover a dot for its date. Dashed lines are NWS flood stages.

NWS historic crests

DateCrestAbove minor flood stage
June 5, 20173.29 ft—
April 27, 20152.49 ft—
September 5, 20112.47 ft—
June 1, 20132.44 ft—
January 23, 20192.39 ft—
May 30, 20142.18 ft—
April 5, 20122.18 ft—
March 19, 20162.14 ft—

The highest crests the National Weather Service lists for this gauge, as published. They can differ from the USGS annual peaks above: USGS records the year's highest gage height, which is not always the crest the NWS lists for the same flood.

Download the readings

belle-river-at-highway-70-near-pierre-part.csv (CSV): every reading stored for this gauge since September 11, 2026, 4,048 rows, with time in UTC and Central, gage height in feet, and the USGS approval status.

Source. Gage height from the U.S. Geological Survey. This site is not affiliated with either agency.