Reservoir · New South Wales · Australia · BOM Water Data Online
Lake Brewster
59.5% full
Capacity
153.6 hm³
Volume stored
91 hm³
Coordinates
33.481°S, 145.969°E
Last updated
2026-10-25
Current fill
59.5%vs 7 days ago
+0.8 ppgaining
vs 1 year ago
+42.0 ppyear-over-year
7-day trend
→stable
Drought context
Storage vs October average
137%of normal
59.5% full on 2026-10-25, against an average of 43.4% for October across 4 years of readings (+16.1 points).
Rain over the last three months · 11 October 2026
Near normal
In the three months to 11 October 2026 the area around Lake Brewster 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 −0.24). 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: 2026-10-25.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 33.481°S, 145.969°E · Open in Google Maps
About Lake Brewster
As of October 25, 2026, Lake Brewster is filled to 59.5% of its total capacity, holding 91.47 hm³ of water out of a maximum 153.6 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 (+0.8 pp), and it is 42.0 points above its level on the same date a year earlier.
Across the readings we hold for Lake Brewster — 1070 data points between October 29, 2023 and October 25, 2026 — the level has ranged from a low of 0.1% (January 16, 2026) to a high of 71.7% (December 4, 2023). On average the reservoir is fullest around September and at its lowest around March.
It is operated by BOM primarily for water supply. It is at 33.481°S, 145.969°E.
Key facts
- Current fill level
- 59.5% of total capacity
- Water stored
- 91.47 hm³
- Total capacity
- 153.6 hm³
- 7-day change
- ▲ 0.8 pp
- Year-on-year
- ▲ 42.0 pp
- Primary use
- Water supply
- Operator
- BOM
- Coordinates
- 33.481°S, 145.969°E
- Last updated
- October 25, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 25 Oct 2026 | 59.5% | 91.47 |
| 24 Oct 2026 | 59.3% | 91.13 |
| 23 Oct 2026 | 59.1% | 90.79 |
| 22 Oct 2026 | 58.9% | 90.44 |
| 21 Oct 2026 | 58.7% | 90.13 |
| 20 Oct 2026 | 58.7% | 90.15 |
| 19 Oct 2026 | 58.7% | 90.24 |
| 18 Oct 2026 | 58.7% | 90.14 |
| 17 Oct 2026 | 58.6% | 89.98 |
| 16 Oct 2026 | 58.5% | 89.82 |
| 15 Oct 2026 | 58.4% | 89.66 |
| 14 Oct 2026 | 58.3% | 89.5 |