Reservoir · Queensland · Australia · BOM Water Data Online
Mirani Weir
62.0% full
Capacity
4.7 hm³
Volume stored
3 hm³
River
Pioneer River
Year completed
1987
Coordinates
21.181°S, 148.826°E
Last updated
2026-06-10
Current fill
62.0%vs 7 days ago
+0.2%gaining
vs 1 year ago
-1.1%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. -21.181, 148.826 · Open in Google Maps
About Mirani Weir
As of June 10, 2026, Mirani Weir is filled to 62.0% of its total capacity, holding roughly 3 hm³ of water out of a maximum 5 hm³. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has held broadly steady (+0.2 pts), and it is 1.1 points below its level on the same date a year earlier.
Across the readings we hold for Mirani Weir — 1094 data points between June 12, 2023 and June 10, 2026 — the level has ranged from a low of 59.6% (November 15, 2023) to a high of 132.0% (January 11, 2026). On average the reservoir is fullest around February and at its lowest around October.
The dam at Mirani Weir was completed in 1987. It is operated by BOM primarily for water supply. It lies within the Pioneer River Basin basin at 21.181°S, 148.826°E.
Key facts
- Current fill level
- 62.0%
- Water stored
- 3 hm³
- Total capacity
- 5 hm³
- 7-day change
- ▲ 0.2 pts
- Year-on-year
- ▼ 1.1 pts
- Primary use
- Water supply
- River
- Pioneer River
- River basin
- Pioneer River Basin
- Year completed
- 1987
- Operator
- BOM
- Coordinates
- 21.181°S, 148.826°E
- Last updated
- June 10, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 10 Jun 2026 | 62.0% | 3 |
| 9 Jun 2026 | 61.8% | 3 |
| 8 Jun 2026 | 61.6% | 3 |
| 7 Jun 2026 | 61.6% | 3 |
| 6 Jun 2026 | 61.5% | 3 |
| 5 Jun 2026 | 61.6% | 3 |
| 4 Jun 2026 | 61.6% | 3 |
| 3 Jun 2026 | 61.6% | 3 |
| 2 Jun 2026 | 61.7% | 3 |
| 1 Jun 2026 | 61.6% | 3 |
| 31 May 2026 | 61.6% | 3 |
| 30 May 2026 | 61.2% | 3 |
Frequently asked questions
What is the current water level of Mirani Weir?
As of June 10, 2026, Mirani Weir is at 62.0% of its capacity, holding approximately 3 hm³ of water, according to BOM data.
Is Mirani Weir reservoir full?
No. As of June 10, 2026, Mirani Weir is within its normal operating range at 62.0% of its capacity, so it is not full.
Is the water level at Mirani Weir rising or falling?
The level at Mirani Weir has been broadly stable over the latest week on record (+0.2 points).
How much water can Mirani Weir hold?
Mirani Weir has a total capacity of 5 hm³.
Where is Mirani Weir reservoir located?
Mirani Weir is located in Queensland, Australia, within the Pioneer River Basin basin (coordinates 21.181°S, 148.826°E).
When was Mirani Weir dam built?
The dam at Mirani Weir was completed in 1987.
What is Mirani Weir used for?
Mirani Weir is used primarily for water supply, and is managed by BOM.