Reservoir · Queensland · Australia · BOM Water Data Online
Ewen Maddock
100.4% full
Capacity
16.6 hm³
Volume stored
17 hm³
River
Addlington Creek
Year completed
1982
Coordinates
26.784°S, 152.994°E
Last updated
2026-06-10
Current fill
100.4%vs 7 days ago
+0.2%gaining
vs 1 year ago
+1.7%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: 2026-06-10.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -26.784, 152.994 · Open in Google Maps
About Ewen Maddock
As of June 10, 2026, Ewen Maddock is filled to 100.4% of its total capacity, holding roughly 17 hm³ of water out of a maximum 17 hm³. At this level the reservoir is effectively full.
Over the most recent week on record the fill level has held broadly steady (+0.2 pts), and it is 1.7 points above its level on the same date a year earlier.
Across the readings we hold for Ewen Maddock — 1048 data points between June 12, 2023 and June 10, 2026 — the level has ranged from a low of 55.3% (June 19, 2023) to a high of 115.5% (March 10, 2025). On average the reservoir is fullest around March and at its lowest around November.
The dam at Ewen Maddock was completed in 1982. It is operated by BOM primarily for water supply. It lies within the Addlington Creek Basin basin at 26.784°S, 152.994°E.
Key facts
- Current fill level
- 100.4%
- Water stored
- 17 hm³
- Total capacity
- 17 hm³
- 7-day change
- ▲ 0.2 pts
- Year-on-year
- ▲ 1.7 pts
- Primary use
- Water supply
- River
- Addlington Creek
- River basin
- Addlington Creek Basin
- Year completed
- 1982
- Operator
- BOM
- Coordinates
- 26.784°S, 152.994°E
- Last updated
- June 10, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 10 Jun 2026 | 100.4% | 17 |
| 9 Jun 2026 | 100.2% | 17 |
| 8 Jun 2026 | 100.2% | 17 |
| 7 Jun 2026 | 100.3% | 17 |
| 6 Jun 2026 | 100.4% | 17 |
| 5 Jun 2026 | 100.6% | 17 |
| 4 Jun 2026 | 100.8% | 17 |
| 3 Jun 2026 | 100.9% | 17 |
| 2 Jun 2026 | 101.1% | 17 |
| 1 Jun 2026 | 101.3% | 17 |
| 31 May 2026 | 101.6% | 17 |
| 30 May 2026 | 102.0% | 17 |
Frequently asked questions
What is the current water level of Ewen Maddock?
As of June 10, 2026, Ewen Maddock is at 100.4% of its capacity, holding approximately 17 hm³ of water, according to BOM data.
Is Ewen Maddock reservoir full?
Ewen Maddock is essentially full, sitting at 100.4% of capacity as of June 10, 2026.
Is the water level at Ewen Maddock rising or falling?
The level at Ewen Maddock has been broadly stable over the latest week on record (+0.2 points).
How much water can Ewen Maddock hold?
Ewen Maddock has a total capacity of 17 hm³.
Where is Ewen Maddock reservoir located?
Ewen Maddock is located in Queensland, Australia, within the Addlington Creek Basin basin (coordinates 26.784°S, 152.994°E).
When was Ewen Maddock dam built?
The dam at Ewen Maddock was completed in 1982.
What is Ewen Maddock used for?
Ewen Maddock is used primarily for water supply, and is managed by BOM.