Reservoir · Victoria · Australia · BOM Water Data Online
Goulburn Weir
95.8% full
Capacity
25.5 hm³
Volume stored
24 hm³
River
Goulburn River
Year completed
1891
Coordinates
36.729°S, 145.175°E
Last updated
2026-09-08
Current fill
95.8%vs 7 days ago
+0.6%gaining
vs 1 year ago
-1.7%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: 2026-09-08.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -36.729, 145.175 · Open in Google Maps
About Goulburn Weir
As of September 8, 2026, Goulburn Weir is filled to 95.8% of its total capacity, holding roughly 24 hm³ of water out of a maximum 26 hm³. At this level the reservoir is high. Of that total, about 23 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (+0.6 pts), and it is 1.7 points below its level on the same date a year earlier.
Across the readings we hold for Goulburn Weir — 1061 data points between September 10, 2023 and September 8, 2026 — the level has ranged from a low of 92.3% (September 18, 2023) to a high of 99.5% (July 23, 2024). On average the reservoir is fullest around January and at its lowest around September.
The dam at Goulburn Weir was completed in 1891. It is operated by BOM primarily for water supply. It lies within the Goulburn River Basin basin at 36.729°S, 145.175°E.
Key facts
- Current fill level
- 95.8%
- Water stored
- 24 hm³
- Total capacity
- 26 hm³
- Usable capacity
- 23 hm³
- 7-day change
- ▲ 0.6 pts
- Year-on-year
- ▼ 1.7 pts
- Primary use
- Water supply
- River
- Goulburn River
- River basin
- Goulburn River Basin
- Year completed
- 1891
- Operator
- BOM
- Coordinates
- 36.729°S, 145.175°E
- Last updated
- September 8, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 8 Sep 2026 | 95.8% | 24 |
| 7 Sep 2026 | 97.7% | 25 |
| 6 Sep 2026 | 97.2% | 25 |
| 5 Sep 2026 | 95.7% | 24 |
| 2 Sep 2026 | 95.7% | 24 |
| 1 Sep 2026 | 95.2% | 24 |
| 31 Aug 2026 | 95.4% | 24 |
| 30 Aug 2026 | 95.1% | 24 |
| 29 Aug 2026 | 95.7% | 24 |
| 28 Aug 2026 | 95.1% | 24 |
| 27 Aug 2026 | 93.8% | 24 |
| 26 Aug 2026 | 96.8% | 25 |