Reservoir · Victoria · Australia · BOM Water Data Online
Dartmouth
70.9% full
Capacity
3,856.2 hm³
Volume stored
2733 hm³
River
Mitta Mitta River
Year completed
1979
Coordinates
36.686°S, 147.643°E
Last updated
2026-07-28
Current fill
70.9%vs 7 days ago
+0.1%gaining
vs 1 year ago
+5.2%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. -36.686, 147.643 · Open in Google Maps
About Dartmouth
As of July 28, 2026, Dartmouth is filled to 70.9% of its total capacity, holding roughly 2,733 hm³ of water out of a maximum 3,856 hm³. At this level the reservoir is within its normal operating range. Of that total, about 3,785 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (+0.1 pts), and it is 5.2 points above its level on the same date a year earlier.
Across the readings we hold for Dartmouth — 965 data points between July 30, 2023 and July 28, 2026 — the level has ranged from a low of 64.6% (March 17, 2026) to a high of 99.3% (October 25, 2023). On average the reservoir is fullest around December and at its lowest around June.
The dam at Dartmouth was completed in 1979. It is operated by BOM primarily for water supply. It lies within the Mitta Mitta River Basin basin at 36.686°S, 147.643°E.
Key facts
- Current fill level
- 70.9%
- Water stored
- 2,733 hm³
- Total capacity
- 3,856 hm³
- Usable capacity
- 3,785 hm³
- 7-day change
- ▲ 0.1 pts
- Year-on-year
- ▲ 5.2 pts
- Primary use
- Water supply
- River
- Mitta Mitta River
- River basin
- Mitta Mitta River Basin
- Year completed
- 1979
- Operator
- BOM
- Coordinates
- 36.686°S, 147.643°E
- Last updated
- July 28, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 28 Jul 2026 | 70.9% | 2,733 |
| 27 Jul 2026 | 70.8% | 2,731 |
| 26 Jul 2026 | 70.8% | 2,729 |
| 25 Jul 2026 | 70.7% | 2,727 |
| 24 Jul 2026 | 70.6% | 2,724 |
| 23 Jul 2026 | 70.6% | 2,722 |
| 22 Jul 2026 | 70.5% | 2,719 |
| 21 Jul 2026 | 70.4% | 2,716 |
| 20 Jul 2026 | 70.4% | 2,713 |
| 19 Jul 2026 | 70.3% | 2,709 |
| 18 Jul 2026 | 70.1% | 2,705 |
| 17 Jul 2026 | 70.0% | 2,701 |
Frequently asked questions
What is the current water level of Dartmouth?
As of July 28, 2026, Dartmouth is at 70.9% of its capacity, holding approximately 2,733 hm³ of water, according to BOM data.
Is Dartmouth reservoir full?
No. As of July 28, 2026, Dartmouth is within its normal operating range at 70.9% of its capacity, so it is not full.
Is the water level at Dartmouth rising or falling?
The level at Dartmouth has been broadly stable over the latest week on record (+0.1 points).
How much water can Dartmouth hold?
Dartmouth has a total capacity of 3,856 hm³, of which about 3,785 hm³ is usable storage.
Where is Dartmouth reservoir located?
Dartmouth is located in Victoria, Australia, within the Mitta Mitta River Basin basin (coordinates 36.686°S, 147.643°E).
When was Dartmouth dam built?
The dam at Dartmouth was completed in 1979.
What is Dartmouth used for?
Dartmouth is used primarily for water supply, and is managed by BOM.