OFFICIAL HYDROGRAPHIC OBSERVATION REPORT FR

Grande Rivière Saint-jean River Water Level & Telemetry

Gauge Station: La Grande Rivière Saint-jean à Saint-andré • Outre-Mer• France

● NORMAL FLOW

Water Level (STAGE)

1.25 m

Relative to baseline datum

Discharge / Flow

— m³/s

Instantaneous volumetric discharge

Elevation

1 ft

Elevation above sea level

VERIFIED TELEMETRY • SOURCE: Hub'Eau Hydrométrie • GAUGE ID: 4030000201 • COORD: -20.969°, 55.606°

OBSERVED: Oct 1, 2026, 4:31 PM

Grande Rivière Saint-jean River Where It Flows & Gauge Station

HYDROGRAPHIC MAP & GAUGING LOCATION

PRECIPITATION RADAR

GEOGRAPHIC COURSE & HYDROLOGICAL REACH

Where It Flows: Grande Rivière Saint-jean River

The Grande Rivière Saint-jean River is a vital waterway situated within France, flowing predominantly across the Outre-Mer basin. It forms an integral artery of the Grande Rivière Saint-jean drainage basin. Along its course, it navigates through or proximate to Saint-andre, providing municipal drainage, agricultural sustenance, and freshwater habitat. Continuous hydrological surveillance at the La Grande Rivière Saint-jean à Saint-andré gauging station (coordinates: -20.9690°N, 55.6057°W) allows real-time quantification of upstream runoff, seasonal snowmelt pulses, and meteorological flood crests.

COUNTRY

France

REGION / STATE

Outre-Mer

CATCHMENT BASIN

Grande Rivière Saint-jean

GAUGING LOCATION

Saint-andre

MONITORING STATIONS & GAUGES ALONG (3) UPSTREAM & DOWNSTREAM POINTS

Station / Location	REGION / STATE	Coordinates	Station ID	Action
La Grande Rivière Saint-jean à Saint-andré CURRENT GAUGE	Outre-Mer	-20.969°, 55.606°	4030000201	Viewing
La Grande Rivière Saint-jean à Saint-andré	Outre-Mer	-20.948°, 55.638°	4030000901	View Level →
La Grande Rivière Saint-jean à Sainte-suzanne	Outre-Mer	-20.932°, 55.642°	4030000101	View Level →

FREQUENTLY ASKED QUESTIONS ABOUT WATER LEVELS

Frequently Asked Questions About Water Levels: Grande Rivière Saint-jean River

What is the current Grande Rivière Saint-jean River water level today? ↓

As of the latest continuous telemetry report, the Grande Rivière Saint-jean River water level at La Grande Rivière Saint-jean à Saint-andré is measured at 1.25 m with an observed discharge of active seasonal rate.

Where is the official monitoring gauge for Grande Rivière Saint-jean River located? ↓

The primary monitoring station for Grande Rivière Saint-jean River is located at coordinates -20.9690° Latitude and 55.6057° Longitude near Saint-andre in Outre-Mer. Telemetry is recorded under site identifier 4030000201.

What are normal water levels and flood stages for Grande Rivière Saint-jean River? ↓

Typical hydrological levels on the Grande Rivière Saint-jean 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 Grande Rivière Saint-jean River flow? ↓

The Grande Rivière Saint-jean River courses through France across the Outre-Mer basin, draining into the Grande Rivière Saint-jean. It provides critical natural drainage and freshwater replenishment across its catchment reach.