Reservoir · New South Wales · Australia · BOM Water Data Online
Lake Brewster
44.5% full
Capacity
153.6 hm³
Volume stored
68 hm³
Coordinates
33.481°S, 145.969°E
Last updated
2026-09-06
Current fill
44.5%vs 7 days ago
+9.8%gaining
vs 1 year ago
+12.4%year-over-year
7-day trend
↑rising
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: 2026-09-06.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -33.481, 145.969 · Open in Google Maps
About Lake Brewster
As of September 6, 2026, Lake Brewster is filled to 44.5% of its total capacity, holding roughly 68 hm³ of water out of a maximum 154 hm³. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has risen by 9.8 percentage points, and it is 12.4 points above its level on the same date a year earlier.
Across the readings we hold for Lake Brewster — 1070 data points between September 10, 2023 and September 6, 2026 — the level has ranged from a low of 0.1% (January 16, 2026) to a high of 76.8% (October 5, 2023). On average the reservoir is fullest around September and at its lowest around March.
It is operated by BOM primarily for water supply.
Key facts
- Current fill level
- 44.5%
- Water stored
- 68 hm³
- Total capacity
- 154 hm³
- 7-day change
- ▲ 9.8 pts
- Year-on-year
- ▲ 12.4 pts
- Primary use
- Water supply
- Operator
- BOM
- Coordinates
- 33.481°S, 145.969°E
- Last updated
- September 6, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 6 Sep 2026 | 44.5% | 68 |
| 5 Sep 2026 | 43.0% | 66 |
| 4 Sep 2026 | 41.6% | 64 |
| 3 Sep 2026 | 40.1% | 62 |
| 2 Sep 2026 | 38.9% | 60 |
| 1 Sep 2026 | 37.6% | 58 |
| 31 Aug 2026 | 36.2% | 56 |
| 30 Aug 2026 | 34.7% | 53 |
| 29 Aug 2026 | 33.2% | 51 |
| 28 Aug 2026 | 31.7% | 49 |
| 27 Aug 2026 | 30.2% | 46 |
| 26 Aug 2026 | 28.6% | 44 |