Reservoir · Victoria · Australia · Melbourne Water
Cardinia
65.8% full
Capacity
286.911 hm³
Volume stored
189 hm³
River
Off-stream
Year completed
1973
Coordinates
37.967°S, 145.403°E
Last updated
2026-10-28
Current fill
65.8%vs 7 days ago
+0.4 ppgaining
vs 1 year ago
-5.1 ppyear-over-year
7-day trend
→stable
Drought context
Storage vs October average
93%of normal
65.8% full on 2026-10-28, against an average of 71.0% for October across 4 years of readings (-5.2 points).
Rain over the last three months · 11 October 2026
Near normal
In the three months to 11 October 2026 the area around Cardinia had rain close to normal for the season. Rainfall compared with the long-run record for the same season at this point (Copernicus Global Drought Observatory, SPI-3 index −0.42). Rain, not storage. Australia drought figures →
Data source: Melbourne Water daily storage — reference capacity and stored volume. Earlier daily volumes in the chart are Bureau of Meteorology readings, recomputed against that capacity. Last reading: 2026-10-28.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 37.967°S, 145.403°E · Open in Google Maps
About Cardinia
As of October 28, 2026, Cardinia is filled to 65.8% of its total capacity, holding 188.876 hm³ of water out of a maximum 286.911 hm³. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has held broadly steady (+0.4 pp), and it is 5.1 points below its level on the same date a year earlier.
Across the readings we hold for Cardinia — 1063 data points between October 28, 2023 and October 28, 2026 — the level has ranged from a low of 57.8% (June 3, 2026) to a high of 88.0% (January 12, 2024). On average the reservoir is fullest around January and at its lowest around June.
The dam at Cardinia was completed in 1973. It is operated by Melbourne Water primarily for water supply. It lies within the Off-stream Basin basin at 37.967°S, 145.403°E.
Key facts
- Current fill level
- 65.8% of total capacity
- Water stored
- 188.876 hm³
- Total capacity
- 286.911 hm³
- 7-day change
- ▲ 0.4 pp
- Year-on-year
- ▼ 5.1 pp
- Primary use
- Water supply
- River
- Off-stream
- River basin
- Off-stream Basin
- Year completed
- 1973
- Operator
- Melbourne Water
- Coordinates
- 37.967°S, 145.403°E
- Last updated
- October 28, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 28 Oct 2026 | 65.8% | 188.876 |
| 27 Oct 2026 | 65.7% | 188.493 |
| 26 Oct 2026 | 65.6% | 188.35 |
| 25 Oct 2026 | 65.6% | 188.207 |
| 24 Oct 2026 | 65.5% | 188.054 |
| 23 Oct 2026 | 65.5% | 187.968 |
| 22 Oct 2026 | 65.5% | 187.901 |
| 21 Oct 2026 | 65.4% | 187.74 |
| 20 Oct 2026 | 65.4% | 187.63 |
| 19 Oct 2026 | 65.4% | 187.51 |
| 18 Oct 2026 | 65.3% | 187.4 |
| 17 Oct 2026 | 65.3% | 187.29 |