Reservoir · Victoria · Australia · BOM Water Data Online
Lake William Hovell
100.6% full
Capacity
13.7 hm³
Volume stored
14 hm³
River
King River
Year completed
1973
Coordinates
36.924°S, 146.390°E
Last updated
2026-07-28
Current fill
100.6%vs 7 days ago
-0.1%losing
vs 1 year ago
-0.8%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: 2026-07-28.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -36.924, 146.390 · Open in Google Maps
About Lake William Hovell
As of July 28, 2026, Lake William Hovell is filled to 100.6% of its total capacity, holding roughly 14 hm³ of water out of a maximum 14 hm³. At this level the reservoir is effectively full. Of that total, about 13 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (-0.1 pts), and it sits close to where it was a year earlier.
Across the readings we hold for Lake William Hovell — 1062 data points between July 30, 2023 and July 28, 2026 — the level has ranged from a low of 36.5% (June 7, 2025) to a high of 107.2% (October 4, 2023). On average the reservoir is fullest around August and at its lowest around May.
The dam at Lake William Hovell was completed in 1973. It is operated by BOM primarily for water supply. It lies within the King River Basin basin at 36.924°S, 146.390°E.
Key facts
- Current fill level
- 100.6%
- Water stored
- 14 hm³
- Total capacity
- 14 hm³
- Usable capacity
- 13 hm³
- 7-day change
- ▼ 0.1 pts
- Year-on-year
- ▼ 0.8 pts
- Primary use
- Water supply
- River
- King River
- River basin
- King River Basin
- Year completed
- 1973
- Operator
- BOM
- Coordinates
- 36.924°S, 146.390°E
- Last updated
- July 28, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 28 Jul 2026 | 100.6% | 14 |
| 27 Jul 2026 | 100.7% | 14 |
| 26 Jul 2026 | 100.8% | 14 |
| 25 Jul 2026 | 100.9% | 14 |
| 24 Jul 2026 | 101.0% | 14 |
| 23 Jul 2026 | 101.1% | 14 |
| 22 Jul 2026 | 101.2% | 14 |
| 21 Jul 2026 | 101.3% | 14 |
| 20 Jul 2026 | 101.5% | 14 |
| 19 Jul 2026 | 101.7% | 14 |
| 18 Jul 2026 | 101.9% | 14 |
| 17 Jul 2026 | 102.2% | 14 |
Frequently asked questions
What is the current water level of Lake William Hovell?
As of July 28, 2026, Lake William Hovell is at 100.6% of its capacity, holding approximately 14 hm³ of water, according to BOM data.
Is Lake William Hovell reservoir full?
Lake William Hovell is essentially full, sitting at 100.6% of capacity as of July 28, 2026.
Is the water level at Lake William Hovell rising or falling?
The level at Lake William Hovell has been broadly stable over the latest week on record (-0.1 points).
How much water can Lake William Hovell hold?
Lake William Hovell has a total capacity of 14 hm³, of which about 13 hm³ is usable storage.
Where is Lake William Hovell reservoir located?
Lake William Hovell is located in Victoria, Australia, within the King River Basin basin (coordinates 36.924°S, 146.390°E).
When was Lake William Hovell dam built?
The dam at Lake William Hovell was completed in 1973.
What is Lake William Hovell used for?
Lake William Hovell is used primarily for water supply, and is managed by BOM.