OFFICIAL HYDROGRAPHIC OBSERVATION REPORT FR

Mosson River Water Level & Telemetry

Gauge Station: La Mosson à Grabels - Source Avy • Sud-Ouest• France

● NORMAL FLOW

Water Level (STAGE)

1.25 m

Relative to baseline datum

Discharge / Flow

— m³/s

Instantaneous volumetric discharge

Elevation

182 ft

Elevation above sea level

VERIFIED TELEMETRY • SOURCE: Hub'Eau Hydrométrie • GAUGE ID: Y311000201 • COORD: 43.647°, 3.792°

OBSERVED: Oct 1, 2026, 8:18 PM

Mosson River Where It Flows & Gauge Station

HYDROGRAPHIC MAP & GAUGING LOCATION

PRECIPITATION RADAR

GEOGRAPHIC COURSE & HYDROLOGICAL REACH

Where It Flows: Mosson River

The Mosson River is a vital waterway situated within France, flowing predominantly across the Sud-Ouest basin. It forms an integral artery of the Mosson drainage basin. Along its course, it navigates through or proximate to Grabels, providing municipal drainage, agricultural sustenance, and freshwater habitat. Continuous hydrological surveillance at the La Mosson à Grabels - Source Avy gauging station (coordinates: 43.6467°N, 3.7922°W) allows real-time quantification of upstream runoff, seasonal snowmelt pulses, and meteorological flood crests.

COUNTRY

France

REGION / STATE

Sud-Ouest

CATCHMENT BASIN

Mosson

GAUGING LOCATION

Grabels

MONITORING STATIONS & GAUGES ALONG (4) UPSTREAM & DOWNSTREAM POINTS

Station / Location	REGION / STATE	Coordinates	Station ID	Action
La Mosson à Grabels - Source Avy CURRENT GAUGE	Sud-Ouest	43.647°, 3.792°	Y311000201	Viewing
La Mosson à Juvignac	Sud-Ouest	43.615°, 3.817°	Y311000301	View Level →
La Mosson à Lavérune	Sud-Ouest	43.571°, 3.812°	Y311000401	View Level →
La Mosson à Saint-jean-de-védas	Sud-Ouest	43.553°, 3.821°	Y314001001	View Level →

FREQUENTLY ASKED QUESTIONS ABOUT WATER LEVELS

Frequently Asked Questions About Water Levels: Mosson River

What is the current Mosson River water level today? ↓

As of the latest continuous telemetry report, the Mosson River water level at La Mosson à Grabels - Source Avy is measured at 1.25 m with an observed discharge of active seasonal rate.

Where is the official monitoring gauge for Mosson River located? ↓

The primary monitoring station for Mosson River is located at coordinates 43.6467° Latitude and 3.7922° Longitude near Grabels in Sud-Ouest. Telemetry is recorded under site identifier Y311000201.

What are normal water levels and flood stages for Mosson River? ↓

Typical hydrological levels on the Mosson River generally fluctuate within the standard median band and seasonal bankfull discharge. When stage exceeds these parameters, localized bank overflow and flood advisories may be triggered.

Where does the Mosson River flow? ↓

The Mosson River courses through France across the Sud-Ouest basin, draining into the Mosson. It provides critical natural drainage and freshwater replenishment across its catchment reach.