Reservoir · Victoria · Australia · BOM Water Data Online
Melton Reservoir
74.4% full
Capacity
14.3 hm³
Volume stored
11 hm³
River
Werribee River
Year completed
1916
Coordinates
37.707°S, 144.521°E
Last updated
2026-09-08
Current fill
74.4%vs 7 days ago
+6.2%gaining
vs 1 year ago
+58.3%year-over-year
7-day trend
↑rising
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. -37.707, 144.521 · Open in Google Maps
About Melton Reservoir
As of September 8, 2026, Melton Reservoir is filled to 74.4% of its total capacity, holding roughly 11 hm³ of water out of a maximum 14 hm³. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has risen by 6.2 percentage points, and it is 58.3 points above its level on the same date a year earlier.
Across the readings we hold for Melton Reservoir — 1072 data points between September 10, 2023 and September 8, 2026 — the level has ranged from a low of 4.3% (May 28, 2025) to a high of 103.6% (December 27, 2023). On average the reservoir is fullest around December and at its lowest around May.
The dam at Melton Reservoir was completed in 1916. It is operated by BOM primarily for water supply. It lies within the Werribee River Basin basin at 37.707°S, 144.521°E.
Key facts
- Current fill level
- 74.4%
- Water stored
- 11 hm³
- Total capacity
- 14 hm³
- 7-day change
- ▲ 6.2 pts
- Year-on-year
- ▲ 58.3 pts
- Primary use
- Water supply
- River
- Werribee River
- River basin
- Werribee River Basin
- Year completed
- 1916
- Operator
- BOM
- Coordinates
- 37.707°S, 144.521°E
- Last updated
- September 8, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 8 Sep 2026 | 74.4% | 11 |
| 7 Sep 2026 | 73.4% | 11 |
| 6 Sep 2026 | 72.5% | 10 |
| 5 Sep 2026 | 71.6% | 10 |
| 4 Sep 2026 | 70.7% | 10 |
| 3 Sep 2026 | 70.0% | 10 |
| 2 Sep 2026 | 69.1% | 10 |
| 1 Sep 2026 | 68.2% | 10 |
| 31 Aug 2026 | 67.1% | 10 |
| 30 Aug 2026 | 65.9% | 9 |
| 29 Aug 2026 | 64.5% | 9 |
| 28 Aug 2026 | 63.5% | 9 |