OFFICIAL HYDROGRAPHIC OBSERVATION REPORT FR

Couesnon River Water Level & Telemetry

Gauge Station: Le Couesnon à Romazy - la Mondrais • Nord-Ouest• France

● NORMAL FLOW

Water Level (STAGE)

1.25 m

Relative to baseline datum

Discharge / Flow

— m³/s

Instantaneous volumetric discharge

Elevation

65 ft

Elevation above sea level

VERIFIED TELEMETRY • SOURCE: Hub'Eau Hydrométrie • GAUGE ID: J012151001 • COORD: 48.365°, -1.504°

OBSERVED: Oct 1, 2026, 6:09 PM

Couesnon River Where It Flows & Gauge Station

HYDROGRAPHIC MAP & GAUGING LOCATION

PRECIPITATION RADAR

GEOGRAPHIC COURSE & HYDROLOGICAL REACH

Where It Flows: Couesnon River

The Couesnon River is a vital waterway situated within France, flowing predominantly across the Nord-Ouest basin. It forms an integral artery of the Couesnon drainage basin. Along its course, it navigates through or proximate to Romazy, providing municipal drainage, agricultural sustenance, and freshwater habitat. Continuous hydrological surveillance at the Le Couesnon à Romazy - la Mondrais gauging station (coordinates: 48.3655°N, -1.5038°W) allows real-time quantification of upstream runoff, seasonal snowmelt pulses, and meteorological flood crests.

COUNTRY

France

REGION / STATE

Nord-Ouest

CATCHMENT BASIN

Couesnon

GAUGING LOCATION

Romazy

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

Station / Location	REGION / STATE	Coordinates	Station ID	Action
Le Couesnon à Romazy - la Mondrais CURRENT GAUGE	Nord-Ouest	48.365°, -1.504°	J012151001	Viewing

FREQUENTLY ASKED QUESTIONS ABOUT WATER LEVELS

Frequently Asked Questions About Water Levels: Couesnon River

What is the current Couesnon River water level today? ↓

As of the latest continuous telemetry report, the Couesnon River water level at Le Couesnon à Romazy - la Mondrais is measured at 1.25 m with an observed discharge of active seasonal rate.

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

The primary monitoring station for Couesnon River is located at coordinates 48.3655° Latitude and -1.5038° Longitude near Romazy in Nord-Ouest. Telemetry is recorded under site identifier J012151001.

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

Typical hydrological levels on the Couesnon 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 Couesnon River flow? ↓

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