Reservoir · Queensland · Australia · BOM Water Data Online
Bill Gunn
79.7% full
Capacity
6.9 hm³
Volume stored
6 hm³
Year completed
1987
Coordinates
27.630°S, 152.374°E
Last updated
2026-07-28
Current fill
79.7%vs 7 days ago
-0.2%losing
vs 1 year ago
-3.4%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. -27.630, 152.374 · Open in Google Maps
About Bill Gunn
As of July 28, 2026, Bill Gunn is filled to 79.7% of its total capacity, holding roughly 6 hm³ of water out of a maximum 7 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 3.4 points below its level on the same date a year earlier.
Across the readings we hold for Bill Gunn — 749 data points between August 18, 2023 and July 28, 2026 — the level has ranged from a low of 39.2% (January 12, 2024) to a high of 103.1% (March 11, 2025). On average the reservoir is fullest around September and at its lowest around December.
The dam at Bill Gunn was completed in 1987. It is operated by BOM primarily for water supply.
Key facts
- Current fill level
- 79.7%
- Water stored
- 6 hm³
- Total capacity
- 7 hm³
- 7-day change
- ▼ 0.2 pts
- Year-on-year
- ▼ 3.4 pts
- Primary use
- Water supply
- Year completed
- 1987
- Operator
- BOM
- Coordinates
- 27.630°S, 152.374°E
- Last updated
- July 28, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 28 Jul 2026 | 79.7% | 6 |
| 27 Jul 2026 | 79.9% | 6 |
| 26 Jul 2026 | 80.0% | 6 |
| 25 Jul 2026 | 80.1% | 6 |
| 24 Jul 2026 | 80.3% | 6 |
| 23 Jul 2026 | 80.5% | 6 |
| 22 Jul 2026 | 80.6% | 6 |
| 21 Jul 2026 | 80.7% | 6 |
| 20 Jul 2026 | 80.8% | 6 |
| 19 Jul 2026 | 80.9% | 6 |
| 18 Jul 2026 | 81.0% | 6 |
| 17 Jul 2026 | 81.1% | 6 |
Frequently asked questions
What is the current water level of Bill Gunn?
As of July 28, 2026, Bill Gunn is at 79.7% of its capacity, holding approximately 6 hm³ of water, according to BOM data.
Is Bill Gunn reservoir full?
No. As of July 28, 2026, Bill Gunn is within its normal operating range at 79.7% of its capacity, so it is not full.
Is the water level at Bill Gunn rising or falling?
The level at Bill Gunn has been broadly stable over the latest week on record (-0.2 points).
How much water can Bill Gunn hold?
Bill Gunn has a total capacity of 7 hm³.
Where is Bill Gunn reservoir located?
Bill Gunn is located in Queensland, Australia (coordinates 27.630°S, 152.374°E).
When was Bill Gunn dam built?
The dam at Bill Gunn was completed in 1987.
What is Bill Gunn used for?
Bill Gunn is used primarily for water supply, and is managed by BOM.