Reservoir · Victoria · Australia · BOM Water Data Online
Toolondo Reservoir
21.9% full
Capacity
50.5 hm³
Volume stored
11 hm³
River
Off-stream
Year completed
1953
Coordinates
37.014°S, 141.948°E
Last updated
2026-10-27
Current fill
21.9%vs 7 days ago
-0.2 pplosing
vs 1 year ago
-9.9 ppyear-over-year
7-day trend
→stable
Drought context
Storage vs October average
60%of normal
21.9% full on 2026-10-27, against an average of 36.4% for October across 4 years of readings (-14.5 points).
Rain over the last three months · 11 October 2026
Near normal
In the three months to 11 October 2026 the area around Toolondo Reservoir 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 −0.46). Rain, not storage. Australia drought figures →
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: 2026-10-27.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 37.014°S, 141.948°E · Open in Google Maps
About Toolondo Reservoir
As of October 27, 2026, Toolondo Reservoir is filled to 21.9% of its total capacity, holding 11.07 hm³ of water out of a maximum 50.5 hm³. At this level the reservoir is low.
Over the most recent week on record the fill level has held broadly steady (-0.2 pp), and it is 9.9 points below its level on the same date a year earlier.
Across the readings we hold for Toolondo Reservoir — 1096 data points between October 28, 2023 and October 27, 2026 — the level has ranged from a low of 20.9% (May 2, 2026) to a high of 65.6% (October 28, 2023). On average the reservoir is fullest around November 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
- 21.9% of total capacity
- Water stored
- 11.07 hm³
- Total capacity
- 50.5 hm³
- 7-day change
- ▼ 0.2 pp
- Year-on-year
- ▼ 9.9 pp
- 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
- October 27, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 27 Oct 2026 | 21.9% | 11.07 |
| 26 Oct 2026 | 22.0% | 11.11 |
| 25 Oct 2026 | 22.0% | 11.13 |
| 24 Oct 2026 | 21.9% | 11.08 |
| 23 Oct 2026 | 21.9% | 11.08 |
| 22 Oct 2026 | 22.0% | 11.13 |
| 21 Oct 2026 | 22.1% | 11.15 |
| 20 Oct 2026 | 22.1% | 11.15 |
| 19 Oct 2026 | 22.1% | 11.18 |
| 18 Oct 2026 | 22.2% | 11.2 |
| 17 Oct 2026 | 22.2% | 11.24 |
| 16 Oct 2026 | 22.3% | 11.24 |