Reservoir · Queensland · Australia · BOM Water Data Online
Cooby Creek
79.9% full
Capacity
21 hm³
Volume stored
17 hm³
River
Cooby Creek
Year completed
1941
Coordinates
27.383°S, 151.944°E
Last updated
2026-10-20
Current fill
79.9%vs 7 days ago
+0.1 ppgaining
vs 1 year ago
-11.5 ppyear-over-year
7-day trend
→stable
Drought context
Storage vs October average
95%of normal
79.9% full on 2026-10-20, against an average of 84.1% for October across 3 years of readings (-4.2 points).
Rain over the last three months · 11 October 2026
Near normal
In the three months to 11 October 2026 the area around Cooby Creek 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 −0.52). 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: 2026-10-20.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 27.383°S, 151.944°E · Open in Google Maps
About Cooby Creek
As of October 20, 2026, Cooby Creek is filled to 79.9% of its total capacity, holding 16.8 hm³ of water out of a maximum 21 hm³. At this level the reservoir is within its normal operating range. Of that total, 19.6 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (+0.1 pp), and it is 11.5 points below its level on the same date a year earlier.
Across the readings we hold for Cooby Creek — 762 data points between November 1, 2023 and October 20, 2026 — the level has ranged from a low of 50.5% (October 10, 2025) to a high of 139.7% (June 19, 2025). On average the reservoir is fullest around June and at its lowest around October.
The dam at Cooby Creek was completed in 1941. It is operated by BOM primarily for water supply. It lies within the Cooby Creek Basin basin at 27.383°S, 151.944°E.
Key facts
- Current fill level
- 79.9% of total capacity
- Water stored
- 16.8 hm³
- Total capacity
- 21 hm³
- Usable capacity
- 19.6 hm³
- 7-day change
- ▲ 0.1 pp
- Year-on-year
- ▼ 11.5 pp
- Primary use
- Water supply
- River
- Cooby Creek
- River basin
- Cooby Creek Basin
- Year completed
- 1941
- Operator
- BOM
- Coordinates
- 27.383°S, 151.944°E
- Last updated
- October 20, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 20 Oct 2026 | 79.9% | 16.8 |
| 19 Oct 2026 | 79.8% | 16.78 |
| 18 Oct 2026 | 79.8% | 16.78 |
| 17 Oct 2026 | 79.8% | 16.78 |
| 16 Oct 2026 | 79.8% | 16.78 |
| 15 Oct 2026 | 79.8% | 16.78 |
| 14 Oct 2026 | 79.8% | 16.78 |
| 13 Oct 2026 | 79.8% | 16.78 |
| 12 Oct 2026 | 80.3% | 16.89 |
| 11 Oct 2026 | 83.7% | 17.6 |
| 10 Oct 2026 | 80.8% | 17.01 |
| 9 Oct 2026 | 80.0% | 16.83 |