Reservoir · Victoria · Australia · BOM Water Data Online
Silvan
89.5% full
Capacity
40.6 hm³
Volume stored
36 hm³
River
Off-stream
Year completed
1932
Coordinates
37.843°S, 145.413°E
Last updated
2026-07-27
Current fill
89.5%vs 7 days ago
+0.2%gaining
vs 1 year ago
+1.8%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: 2026-07-27.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -37.843, 145.413 · Open in Google Maps
About Silvan
As of July 27, 2026, Silvan is filled to 89.5% of its total capacity, holding roughly 36 hm³ of water out of a maximum 41 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (+0.2 pts), and it is 1.8 points above its level on the same date a year earlier.
Across the readings we hold for Silvan — 1065 data points between July 30, 2023 and July 27, 2026 — the level has ranged from a low of 80.3% (November 23, 2023) to a high of 89.7% (June 18, 2024). On average the reservoir is fullest around April and at its lowest around November.
The dam at Silvan was completed in 1932. It is operated by BOM primarily for water supply. It lies within the Off-stream Basin basin at 37.843°S, 145.413°E.
Key facts
- Current fill level
- 89.5%
- Water stored
- 36 hm³
- Total capacity
- 41 hm³
- 7-day change
- ▲ 0.2 pts
- Year-on-year
- ▲ 1.8 pts
- Primary use
- Water supply
- River
- Off-stream
- River basin
- Off-stream Basin
- Year completed
- 1932
- Operator
- BOM
- Coordinates
- 37.843°S, 145.413°E
- Last updated
- July 27, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 27 Jul 2026 | 89.5% | 36 |
| 26 Jul 2026 | 89.3% | 36 |
| 25 Jul 2026 | 89.0% | 36 |
| 24 Jul 2026 | 88.8% | 36 |
| 23 Jul 2026 | 88.9% | 36 |
| 22 Jul 2026 | 89.0% | 36 |
| 21 Jul 2026 | 89.1% | 36 |
| 20 Jul 2026 | 89.1% | 36 |
| 19 Jul 2026 | 89.1% | 36 |
| 18 Jul 2026 | 89.1% | 36 |
| 17 Jul 2026 | 89.1% | 36 |
| 16 Jul 2026 | 89.0% | 36 |
Frequently asked questions
What is the current water level of Silvan?
As of July 27, 2026, Silvan is at 89.5% of its capacity, holding approximately 36 hm³ of water, according to BOM data.
Is Silvan reservoir full?
No. As of July 27, 2026, Silvan is high at 89.5% of its capacity, so it is not full.
Is the water level at Silvan rising or falling?
The level at Silvan has been broadly stable over the latest week on record (+0.2 points).
How much water can Silvan hold?
Silvan has a total capacity of 41 hm³.
Where is Silvan reservoir located?
Silvan is located in Victoria, Australia, within the Off-stream Basin basin (coordinates 37.843°S, 145.413°E).
When was Silvan dam built?
The dam at Silvan was completed in 1932.
What is Silvan used for?
Silvan is used primarily for water supply, and is managed by BOM.