Reservoir · Victoria · Australia · BOM Water Data Online
Lake Fyans
97.9% full
Capacity
18.5 hm³
Volume stored
18 hm³
River
Off-stream (from Fyans Creek)
Year completed
1916
Coordinates
37.138°S, 142.623°E
Last updated
2026-10-27
Current fill
97.9%vs 7 days ago
-0.2 pplosing
vs 1 year ago
+20.0 ppyear-over-year
7-day trend
→stable
Drought context
Storage vs October average
115%of normal
97.9% full on 2026-10-27, against an average of 84.8% for October across 4 years of readings (+13.1 points).
Rain over the last three months · 11 October 2026
Near normal
In the three months to 11 October 2026 the area around Lake Fyans 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 +0.04). 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. 37.138°S, 142.623°E · Open in Google Maps
About Lake Fyans
As of October 27, 2026, Lake Fyans is filled to 97.9% of its total capacity, holding 18.07 hm³ of water out of a maximum 18.5 hm³. At this level the reservoir is high. Of that total, 17.5 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (-0.2 pp), and it is 20.0 points above its level on the same date a year earlier.
Across the readings we hold for Lake Fyans — 1095 data points between October 29, 2023 and October 27, 2026 — the level has ranged from a low of 61.8% (February 27, 2025) to a high of 98.9% (October 6, 2026). On average the reservoir is fullest around October and at its lowest around May.
The dam at Lake Fyans was completed in 1916. It is operated by BOM primarily for water supply. It lies within the Off-stream (from Fyans Creek) Basin basin at 37.138°S, 142.623°E.
Key facts
- Current fill level
- 97.9% of total capacity
- Water stored
- 18.07 hm³
- Total capacity
- 18.5 hm³
- Usable capacity
- 17.5 hm³
- 7-day change
- ▼ 0.2 pp
- Year-on-year
- ▲ 20.0 pp
- Primary use
- Water supply
- River
- Off-stream (from Fyans Creek)
- River basin
- Off-stream (from Fyans Creek) Basin
- Year completed
- 1916
- Operator
- BOM
- Coordinates
- 37.138°S, 142.623°E
- Last updated
- October 27, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 27 Oct 2026 | 97.9% | 18.07 |
| 26 Oct 2026 | 98.0% | 18.09 |
| 25 Oct 2026 | 98.0% | 18.08 |
| 24 Oct 2026 | 97.8% | 18.05 |
| 23 Oct 2026 | 97.8% | 18.05 |
| 22 Oct 2026 | 97.9% | 18.06 |
| 21 Oct 2026 | 98.0% | 18.08 |
| 20 Oct 2026 | 98.1% | 18.1 |
| 19 Oct 2026 | 98.1% | 18.11 |
| 18 Oct 2026 | 98.2% | 18.12 |
| 17 Oct 2026 | 98.3% | 18.13 |
| 16 Oct 2026 | 98.3% | 18.14 |