OFFICIAL HYDROGRAPHIC OBSERVATION REPORT AU

Dean River Water Level & Telemetry

Gauge Station: Dean River at Lake Colac • South East Australia• Australia

● NORMAL FLOW

Water Level (STAGE)

1.64 m

Normal Band: 3.0 – 29.8 m

Discharge / Flow

16 m³/s

Historical Peak: 68 m³/s

Elevation

— ft

Elevation above sea level

VERIFIED TELEMETRY • SOURCE: Bureau of Meteorology (BoM) • GAUGE ID: 234209 • COORD: -38.338°, 143.558°

OBSERVED: Oct 1, 2026, 10:35 PM

Dean River Where It Flows & Gauge Station

HYDROGRAPHIC MAP & GAUGING LOCATION

PRECIPITATION RADAR

GEOGRAPHIC COURSE & HYDROLOGICAL REACH

Where It Flows: Dean River

The Dean River is a vital waterway situated within Australia, flowing predominantly across the South East Australia basin. It forms an integral artery of the Dean River drainage basin. Along its course, it navigates through or proximate to Lake Colac, providing municipal drainage, agricultural sustenance, and freshwater habitat. Continuous hydrological surveillance at the Dean River at Lake Colac gauging station (coordinates: -38.3384°N, 143.5583°W) allows real-time quantification of upstream runoff, seasonal snowmelt pulses, and meteorological flood crests.

COUNTRY

Australia

REGION / STATE

South East Australia

CATCHMENT BASIN

Dean River

GAUGING LOCATION

Lake Colac

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

Station / Location	REGION / STATE	Coordinates	Station ID	Action
Dean River at Lake Colac CURRENT GAUGE	South East Australia	-38.338°, 143.558°	234209	Viewing

FREQUENTLY ASKED QUESTIONS ABOUT WATER LEVELS

Frequently Asked Questions About Water Levels: Dean River

What is the current Dean River water level today? ↓

As of the latest continuous telemetry report, the Dean River water level at Dean River at Lake Colac is measured at baseline with an observed discharge of 16 m³/s.

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

The primary monitoring station for Dean River is located at coordinates -38.3384° Latitude and 143.5583° Longitude near Lake Colac in South East Australia. Telemetry is recorded under site identifier 234209.

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

Typical hydrological levels on the Dean River generally fluctuate within 3.0 m and 29.8 m. When stage exceeds these parameters, localized bank overflow and flood advisories may be triggered.

Where does the Dean River flow? ↓

The Dean River courses through Australia across the South East Australia basin, draining into the Dean River. It provides critical natural drainage and freshwater replenishment across its catchment reach.