Reservoir · Victoria · Australia · BOM Water Data Online
Toolondo Reservoir
22.7% full
Capacity
50.5 hm³
Volume stored
12 hm³
River
Off-stream
Year completed
1953
Coordinates
37.014°S, 141.948°E
Last updated
2026-09-10
Current fill
22.7%vs 7 days ago
-0.1%losing
vs 1 year ago
-10.0%year-over-year
7-day trend
→stable
Data source: Bureau of Meteorology — Water Data Online (KiWIS) — daily mean storage volume, quality-controlled. Capacity from the BOM Water Storages ArcGIS layer (total design capacity in ML). Last reading: 2026-09-10.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -37.014, 141.948 · Open in Google Maps
About Toolondo Reservoir
As of September 10, 2026, Toolondo Reservoir is filled to 22.7% of its total capacity, holding roughly 12 hm³ of water out of a maximum 51 hm³. At this level the reservoir is low.
Over the most recent week on record the fill level has held broadly steady (-0.1 pts), and it is 10.0 points below its level on the same date a year earlier.
Across the readings we hold for Toolondo Reservoir — 1096 data points between September 11, 2023 and September 10, 2026 — the level has ranged from a low of 20.9% (May 2, 2026) to a high of 68.3% (September 14, 2023). On average the reservoir is fullest around October and at its lowest around May.
The dam at Toolondo Reservoir was completed in 1953. It is operated by BOM primarily for water supply. It lies within the Off-stream Basin basin at 37.014°S, 141.948°E.
Key facts
- Current fill level
- 22.7%
- Water stored
- 12 hm³
- Total capacity
- 51 hm³
- 7-day change
- ▼ 0.1 pts
- Year-on-year
- ▼ 10.0 pts
- Primary use
- Water supply
- River
- Off-stream
- River basin
- Off-stream Basin
- Year completed
- 1953
- Operator
- BOM
- Coordinates
- 37.014°S, 141.948°E
- Last updated
- September 10, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 10 Sep 2026 | 22.7% | 11 |
| 9 Sep 2026 | 22.7% | 11 |
| 8 Sep 2026 | 22.7% | 11 |
| 7 Sep 2026 | 22.8% | 12 |
| 6 Sep 2026 | 22.8% | 12 |
| 5 Sep 2026 | 22.8% | 12 |
| 4 Sep 2026 | 22.9% | 12 |
| 3 Sep 2026 | 22.8% | 12 |
| 2 Sep 2026 | 22.7% | 11 |
| 1 Sep 2026 | 22.8% | 12 |
| 31 Aug 2026 | 22.9% | 12 |
| 30 Aug 2026 | 23.0% | 12 |