Reservoir · New South Wales · Australia · BOM Water Data Online
Windamere
83.0% full
Capacity
368.1 hm³
Volume stored
306 hm³
Coordinates
32.777°S, 149.813°E
Last updated
2026-09-09
Current fill
83.0%vs 7 days ago
-0.1%losing
vs 1 year ago
-7.6%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: 2026-09-09.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -32.777, 149.813 · Open in Google Maps
About Windamere
As of September 9, 2026, Windamere is filled to 83.0% of its total capacity, holding roughly 306 hm³ of water out of a maximum 368 hm³. At this level the reservoir is high. Of that total, about 367 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (-0.1 pts), and it is 7.6 points below its level on the same date a year earlier.
Across the readings we hold for Windamere — 1093 data points between September 11, 2023 and September 9, 2026 — the level has ranged from a low of 82.8% (August 8, 2026) to a high of 97.5% (September 11, 2023). On average the reservoir is fullest around October and at its lowest around May.
It is operated by BOM primarily for water supply.
Key facts
- Current fill level
- 83.0%
- Water stored
- 306 hm³
- Total capacity
- 368 hm³
- Usable capacity
- 367 hm³
- 7-day change
- ▼ 0.1 pts
- Year-on-year
- ▼ 7.6 pts
- Primary use
- Water supply
- Operator
- BOM
- Coordinates
- 32.777°S, 149.813°E
- Last updated
- September 9, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 9 Sep 2026 | 83.0% | 306 |
| 8 Sep 2026 | 83.0% | 306 |
| 7 Sep 2026 | 83.0% | 306 |
| 6 Sep 2026 | 83.1% | 306 |
| 5 Sep 2026 | 83.1% | 306 |
| 4 Sep 2026 | 83.1% | 306 |
| 3 Sep 2026 | 83.1% | 306 |
| 2 Sep 2026 | 83.1% | 306 |
| 1 Sep 2026 | 83.1% | 306 |
| 31 Aug 2026 | 83.1% | 306 |
| 30 Aug 2026 | 83.1% | 306 |
| 29 Aug 2026 | 83.1% | 306 |