Reservoir · Queensland · Australia · BOM Water Data Online
Coolmunda
52.5% full
Capacity
69.1 hm³
Volume stored
36 hm³
River
Macintyre Brook
Year completed
1968
Coordinates
28.460°S, 151.245°E
Last updated
2026-09-08
Current fill
52.5%vs 7 days ago
-0.9%losing
vs 1 year ago
-46.0%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: 2026-09-08.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -28.460, 151.245 · Open in Google Maps
About Coolmunda
As of September 8, 2026, Coolmunda is filled to 52.5% of its total capacity, holding roughly 36 hm³ of water out of a maximum 69 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 (-0.9 pts), and it is 46.0 points below its level on the same date a year earlier.
Across the readings we hold for Coolmunda — 1095 data points between September 10, 2023 and September 8, 2026 — the level has ranged from a low of 50.0% (March 23, 2025) to a high of 98.8% (August 27, 2025). On average the reservoir is fullest around September and at its lowest around May.
The dam at Coolmunda was completed in 1968. It is operated by BOM primarily for water supply. It lies within the Macintyre Brook Basin basin at 28.460°S, 151.245°E.
Key facts
- Current fill level
- 52.5%
- Water stored
- 36 hm³
- Total capacity
- 69 hm³
- 7-day change
- ▼ 0.9 pts
- Year-on-year
- ▼ 46.0 pts
- Primary use
- Water supply
- River
- Macintyre Brook
- River basin
- Macintyre Brook Basin
- Year completed
- 1968
- Operator
- BOM
- Coordinates
- 28.460°S, 151.245°E
- Last updated
- September 8, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 8 Sep 2026 | 52.5% | 36 |
| 7 Sep 2026 | 52.6% | 36 |
| 6 Sep 2026 | 52.8% | 36 |
| 5 Sep 2026 | 52.9% | 37 |
| 4 Sep 2026 | 53.0% | 37 |
| 3 Sep 2026 | 53.2% | 37 |
| 2 Sep 2026 | 53.3% | 37 |
| 1 Sep 2026 | 53.4% | 37 |
| 31 Aug 2026 | 53.5% | 37 |
| 30 Aug 2026 | 53.6% | 37 |
| 29 Aug 2026 | 53.7% | 37 |
| 28 Aug 2026 | 53.8% | 37 |