Reservoir · Victoria · Australia · BOM Water Data Online
Waranga Basin
93.4% full
Capacity
432.4 hm³
Volume stored
404 hm³
River
Off-stream
Year completed
1915
Coordinates
36.555°S, 145.097°E
Last updated
2026-10-26
Current fill
93.4%vs 7 days ago
-0.7 pplosing
vs 1 year ago
+41.7 ppyear-over-year
7-day trend
→stable
Drought context
Storage vs October average
134%of normal
93.4% full on 2026-10-26, against an average of 69.5% for October across 4 years of readings (+23.9 points).
Rain over the last three months · 11 October 2026
Near normal
In the three months to 11 October 2026 the area around Waranga Basin 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 +0.25). 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: 2026-10-26.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 36.555°S, 145.097°E · Open in Google Maps
About Waranga Basin
As of October 26, 2026, Waranga Basin is filled to 93.4% of its total capacity, holding 403.94 hm³ of water out of a maximum 432.4 hm³. At this level the reservoir is high. Of that total, 305.8 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (-0.7 pp), and it is 41.7 points above its level on the same date a year earlier.
Across the readings we hold for Waranga Basin — 1057 data points between October 28, 2023 and October 26, 2026 — the level has ranged from a low of 38.1% (May 14, 2025) to a high of 97.1% (October 28, 2023). On average the reservoir is fullest around August and at its lowest around May.
The dam at Waranga Basin was completed in 1915. It is operated by BOM primarily for water supply. It lies within the Off-stream Basin basin at 36.555°S, 145.097°E.
Key facts
- Current fill level
- 93.4% of total capacity
- Water stored
- 403.94 hm³
- Total capacity
- 432.4 hm³
- Usable capacity
- 305.8 hm³
- 7-day change
- ▼ 0.7 pp
- Year-on-year
- ▲ 41.7 pp
- Primary use
- Water supply
- River
- Off-stream
- River basin
- Off-stream Basin
- Year completed
- 1915
- Operator
- BOM
- Coordinates
- 36.555°S, 145.097°E
- Last updated
- October 26, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 26 Oct 2026 | 93.4% | 403.94 |
| 25 Oct 2026 | 93.1% | 402.59 |
| 24 Oct 2026 | 93.1% | 402.43 |
| 23 Oct 2026 | 93.2% | 403.14 |
| 22 Oct 2026 | 93.4% | 404.02 |
| 21 Oct 2026 | 93.7% | 405.01 |
| 20 Oct 2026 | 93.9% | 405.96 |
| 19 Oct 2026 | 94.1% | 406.75 |
| 18 Oct 2026 | 94.2% | 407.39 |
| 17 Oct 2026 | 94.4% | 408.18 |
| 16 Oct 2026 | 94.6% | 409.13 |
| 15 Oct 2026 | 94.9% | 410.42 |