Reservoir · Victoria · Australia · BOM Water Data Online
Gong Gong
119.2% full
Capacity
1.6 hm³
Volume stored
2 hm³
River
Fellmeongers Creek
Year completed
1877
Coordinates
37.545°S, 143.935°E
Last updated
2026-10-27
Current fill
119.2%vs 7 days ago
+1.3 ppgaining
vs 1 year ago
N/A7-day trend
↑rising
Drought context
Rain over the last three months · 11 October 2026
Near normal
In the three months to 11 October 2026 the area around Gong Gong 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 −0.12). 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. 37.545°S, 143.935°E · Open in Google Maps
About Gong Gong
As of October 27, 2026, Gong Gong is filled to 119.2% of its total capacity, holding 1.91 hm³ of water out of a maximum 1.6 hm³. At this level the reservoir is effectively full.
Over the most recent week on record the fill level has risen by 1.3 percentage points.
Across the readings we hold for Gong Gong — 117 data points between July 3, 2026 and October 27, 2026 — the level has ranged from a low of 48.4% (July 3, 2026) to a high of 122.3% (August 21, 2026).
The dam at Gong Gong was completed in 1877. It is operated by BOM primarily for water supply. It lies within the Fellmeongers Creek Basin basin at 37.545°S, 143.935°E.
Key facts
- Current fill level
- 119.2% of total capacity
- Water stored
- 1.91 hm³
- Total capacity
- 1.6 hm³
- 7-day change
- ▲ 1.3 pp
- Primary use
- Water supply
- River
- Fellmeongers Creek
- River basin
- Fellmeongers Creek Basin
- Year completed
- 1877
- Operator
- BOM
- Coordinates
- 37.545°S, 143.935°E
- Last updated
- October 27, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 27 Oct 2026 | 119.2% | 1.91 |
| 26 Oct 2026 | 118.8% | 1.91 |
| 25 Oct 2026 | 117.4% | 1.88 |
| 24 Oct 2026 | 116.3% | 1.87 |
| 23 Oct 2026 | 116.6% | 1.87 |
| 22 Oct 2026 | 117.1% | 1.88 |
| 21 Oct 2026 | 117.6% | 1.89 |
| 20 Oct 2026 | 117.9% | 1.89 |
| 19 Oct 2026 | 118.4% | 1.9 |
| 18 Oct 2026 | 118.5% | 1.9 |
| 17 Oct 2026 | 118.5% | 1.9 |
| 16 Oct 2026 | 118.6% | 1.9 |