OFFICIAL HYDROGRAPHIC OBSERVATION REPORT FR

Blau River Water Level & Telemetry

Gauge Station: Le Blau à Chalabre • Sud-Ouest• France

● NORMAL FLOW

Water Level (STAGE)

1.25 m

Relative to baseline datum

Discharge / Flow

— m³/s

Instantaneous volumetric discharge

Elevation

1,230 ft

Elevation above sea level

VERIFIED TELEMETRY • SOURCE: Hub'Eau Hydrométrie • GAUGE ID: O146401001 • COORD: 42.978°, 2.016°

OBSERVED: Oct 1, 2026, 4:58 PM

Blau River Where It Flows & Gauge Station

HYDROGRAPHIC MAP & GAUGING LOCATION

PRECIPITATION RADAR

GEOGRAPHIC COURSE & HYDROLOGICAL REACH

Where It Flows: Blau River

The Blau River is a vital waterway situated within France, flowing predominantly across the Sud-Ouest basin. It forms an integral artery of the Blau drainage basin. Along its course, it navigates through or proximate to Chalabre, providing municipal drainage, agricultural sustenance, and freshwater habitat. Continuous hydrological surveillance at the Le Blau à Chalabre gauging station (coordinates: 42.9778°N, 2.0158°W) allows real-time quantification of upstream runoff, seasonal snowmelt pulses, and meteorological flood crests.

COUNTRY

France

REGION / STATE

Sud-Ouest

CATCHMENT BASIN

Blau

GAUGING LOCATION

Chalabre

MONITORING STATIONS & GAUGES ALONG (1) UPSTREAM & DOWNSTREAM POINTS

Station / Location	REGION / STATE	Coordinates	Station ID	Action
Le Blau à Chalabre CURRENT GAUGE	Sud-Ouest	42.978°, 2.016°	O146401001	Viewing

FREQUENTLY ASKED QUESTIONS ABOUT WATER LEVELS

Frequently Asked Questions About Water Levels: Blau River

What is the current Blau River water level today? ↓

As of the latest continuous telemetry report, the Blau River water level at Le Blau à Chalabre is measured at 1.25 m with an observed discharge of active seasonal rate.

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

The primary monitoring station for Blau River is located at coordinates 42.9778° Latitude and 2.0158° Longitude near Chalabre in Sud-Ouest. Telemetry is recorded under site identifier O146401001.

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

Typical hydrological levels on the Blau 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 Blau River flow? ↓

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