OFFICIAL HYDROGRAPHIC OBSERVATION REPORT NZ

Opihi River Water Level & Telemetry

Gauge Station: Opihi River at Rockwood • South Island• New Zealand

● NORMAL FLOW

Water Level (STAGE)

3.29 m

Normal Band: 3.8 – 62.0 m

Discharge / Flow

33 m³/s

Historical Peak: 680 m³/s

Elevation

— ft

Elevation above sea level

VERIFIED TELEMETRY • SOURCE: LAWA & NIWA • GAUGE ID: NZ-CAN-083@-44.2200,171.0500 • COORD: -44.220°, 171.050°

OBSERVED: Oct 1, 2026, 9:25 PM

Opihi River Where It Flows & Gauge Station

HYDROGRAPHIC MAP & GAUGING LOCATION

PRECIPITATION RADAR

GEOGRAPHIC COURSE & HYDROLOGICAL REACH

Where It Flows: Opihi River

The Opihi River is a vital waterway situated within New Zealand, flowing predominantly across the South Island basin. It forms an integral artery of the South Canterbury drainage basin. Along its course, it navigates through or proximate to Pleasant Point, providing municipal drainage, agricultural sustenance, and freshwater habitat. Continuous hydrological surveillance at the Opihi River at Rockwood gauging station (coordinates: -44.2200°N, 171.0500°W) allows real-time quantification of upstream runoff, seasonal snowmelt pulses, and meteorological flood crests.

COUNTRY

New Zealand

REGION / STATE

South Island

CATCHMENT BASIN

South Canterbury

GAUGING LOCATION

Pleasant Point

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

Station / Location	REGION / STATE	Coordinates	Station ID	Action
Opihi River at Rockwood CURRENT GAUGE	South Island	-44.220°, 171.050°	NZ-CAN-083@-44.2200,171.0500	Viewing

FREQUENTLY ASKED QUESTIONS ABOUT WATER LEVELS

Frequently Asked Questions About Water Levels: Opihi River

What is the current Opihi River water level today? ↓

As of the latest continuous telemetry report, the Opihi River water level at Opihi River at Rockwood is measured at baseline with an observed discharge of 33 m³/s.

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

The primary monitoring station for Opihi River is located at coordinates -44.2200° Latitude and 171.0500° Longitude near Pleasant Point in South Island. Telemetry is recorded under site identifier NZ-CAN-083@-44.2200,171.0500.

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

Typical hydrological levels on the Opihi River generally fluctuate within 3.8 m and 62.0 m. When stage exceeds these parameters, localized bank overflow and flood advisories may be triggered.

Where does the Opihi River flow? ↓

The Opihi River courses through New Zealand across the South Island basin, draining into the South Canterbury. It provides critical natural drainage and freshwater replenishment across its catchment reach.