Reservoir · Queensland · Australia · BOM Water Data Online
Gyranda Weir
76.9% full
Capacity
16.5 hm³
Volume stored
13 hm³
River
Dawson River
Year completed
1987
Coordinates
25.286°S, 150.176°E
Last updated
2026-07-27
Current fill
76.9%vs 7 days ago
+1.5%gaining
vs 1 year ago
-5.1%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: 2026-07-27.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -25.286, 150.176 · Open in Google Maps
About Gyranda Weir
As of July 27, 2026, Gyranda Weir is filled to 76.9% of its total capacity, holding roughly 13 hm³ of water out of a maximum 17 hm³. At this level the reservoir is within its normal operating range. Of that total, about 15 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (+1.5 pts), and it is 5.1 points below its level on the same date a year earlier.
Across the readings we hold for Gyranda Weir — 1094 data points between July 30, 2023 and July 27, 2026 — the level has ranged from a low of 13.0% (October 27, 2023) to a high of 142.1% (March 9, 2026). On average the reservoir is fullest around April and at its lowest around October.
The dam at Gyranda Weir was completed in 1987. It is operated by BOM primarily for water supply. It lies within the Dawson River Basin basin at 25.286°S, 150.176°E.
Key facts
- Current fill level
- 76.9%
- Water stored
- 13 hm³
- Total capacity
- 17 hm³
- Usable capacity
- 15 hm³
- 7-day change
- ▲ 1.5 pts
- Year-on-year
- ▼ 5.1 pts
- Primary use
- Water supply
- River
- Dawson River
- River basin
- Dawson River Basin
- Year completed
- 1987
- Operator
- BOM
- Coordinates
- 25.286°S, 150.176°E
- Last updated
- July 27, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 27 Jul 2026 | 76.9% | 13 |
| 26 Jul 2026 | 75.4% | 12 |
| 25 Jul 2026 | 73.9% | 12 |
| 24 Jul 2026 | 72.4% | 12 |
| 23 Jul 2026 | 70.8% | 12 |
| 22 Jul 2026 | 69.2% | 11 |
| 21 Jul 2026 | 67.5% | 11 |
| 20 Jul 2026 | 66.9% | 11 |
| 19 Jul 2026 | 67.7% | 11 |
| 18 Jul 2026 | 68.4% | 11 |
| 17 Jul 2026 | 69.2% | 11 |
| 16 Jul 2026 | 69.9% | 12 |
Frequently asked questions
What is the current water level of Gyranda Weir?
As of July 27, 2026, Gyranda Weir is at 76.9% of its capacity, holding approximately 13 hm³ of water, according to BOM data.
Is Gyranda Weir reservoir full?
No. As of July 27, 2026, Gyranda Weir is within its normal operating range at 76.9% of its capacity, so it is not full.
Is the water level at Gyranda Weir rising or falling?
The level at Gyranda Weir has been broadly stable over the latest week on record (+1.5 points).
How much water can Gyranda Weir hold?
Gyranda Weir has a total capacity of 17 hm³, of which about 15 hm³ is usable storage.
Where is Gyranda Weir reservoir located?
Gyranda Weir is located in Queensland, Australia, within the Dawson River Basin basin (coordinates 25.286°S, 150.176°E).
When was Gyranda Weir dam built?
The dam at Gyranda Weir was completed in 1987.
What is Gyranda Weir used for?
Gyranda Weir is used primarily for water supply, and is managed by BOM.