Reservoir · Queensland · Australia · BOM Water Data Online
Gyranda Weir
15.2% full
Capacity
16.5 hm³
Volume stored
3 hm³
River
Dawson River
Year completed
1987
Coordinates
25.286°S, 150.176°E
Last updated
2026-10-26
Current fill
15.2%vs 7 days ago
-1.2 pplosing
vs 1 year ago
-32.1 ppyear-over-year
7-day trend
↓falling
Drought context
Storage vs October average
31%of normal
15.2% full on 2026-10-26, against an average of 48.7% for October across 4 years of readings (-33.5 points).
Rain over the last three months · 11 October 2026
Near normal
In the three months to 11 October 2026 the area around Gyranda Weir had rain close to normal for the season. Rainfall compared with the long-run record for the same season at this point (Copernicus Global Drought Observatory, SPI-3 index −0.31). Rain, not storage. Australia drought figures →
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: 2026-10-26.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 25.286°S, 150.176°E · Open in Google Maps
About Gyranda Weir
As of October 26, 2026, Gyranda Weir is filled to 15.2% of its total capacity, holding 2.51 hm³ of water out of a maximum 16.5 hm³. At this level the reservoir is critically low. Of that total, 14.5 hm³ is usable (live) storage.
Over the most recent week on record the fill level has fallen by 1.2 percentage points, and it is 32.1 points below its level on the same date a year earlier.
Across the readings we hold for Gyranda Weir — 1095 data points between October 28, 2023 and October 26, 2026 — the level has ranged from a low of 13.0% (October 28, 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
- 15.2% of total capacity
- Water stored
- 2.51 hm³
- Total capacity
- 16.5 hm³
- Usable capacity
- 14.5 hm³
- 7-day change
- ▼ 1.2 pp
- Year-on-year
- ▼ 32.1 pp
- 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
- October 26, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 26 Oct 2026 | 15.2% | 2.51 |
| 25 Oct 2026 | 15.3% | 2.52 |
| 24 Oct 2026 | 15.1% | 2.49 |
| 23 Oct 2026 | 15.1% | 2.49 |
| 22 Oct 2026 | 15.3% | 2.52 |
| 21 Oct 2026 | 15.6% | 2.57 |
| 20 Oct 2026 | 16.3% | 2.69 |
| 19 Oct 2026 | 16.4% | 2.71 |
| 18 Oct 2026 | 16.5% | 2.72 |
| 17 Oct 2026 | 16.6% | 2.73 |
| 16 Oct 2026 | 16.7% | 2.76 |
| 15 Oct 2026 | 16.9% | 2.78 |