Reservoir · New South Wales · Australia · BOM Water Data Online
Avon
91.2% full
Capacity
214.4 hm³
Volume stored
196 hm³
River
Avon River
Year completed
1928
Coordinates
34.462°S, 150.712°E
Last updated
2026-09-09
Current fill
91.2%vs 7 days ago
-0.3%losing
vs 1 year ago
-8.5%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. -34.462, 150.712 · Open in Google Maps
About Avon
As of September 9, 2026, Avon is filled to 91.2% of its total capacity, holding roughly 196 hm³ of water out of a maximum 214 hm³. At this level the reservoir is high. Of that total, about 147 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (-0.3 pts), and it is 8.5 points below its level on the same date a year earlier.
Across the readings we hold for Avon — 1095 data points between September 11, 2023 and September 9, 2026 — the level has ranged from a low of 82.7% (April 4, 2024) to a high of 100.0% (May 14, 2024). On average the reservoir is fullest around June and at its lowest around December.
The dam at Avon was completed in 1928. It is operated by BOM primarily for water supply. It lies within the Avon River Basin basin at 34.462°S, 150.712°E.
Key facts
- Current fill level
- 91.2%
- Water stored
- 196 hm³
- Total capacity
- 214 hm³
- Usable capacity
- 147 hm³
- 7-day change
- ▼ 0.3 pts
- Year-on-year
- ▼ 8.5 pts
- Primary use
- Water supply
- River
- Avon River
- River basin
- Avon River Basin
- Year completed
- 1928
- Operator
- BOM
- Coordinates
- 34.462°S, 150.712°E
- Last updated
- September 9, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 9 Sep 2026 | 91.2% | 196 |
| 8 Sep 2026 | 91.3% | 196 |
| 7 Sep 2026 | 91.3% | 196 |
| 6 Sep 2026 | 91.4% | 196 |
| 5 Sep 2026 | 91.4% | 196 |
| 4 Sep 2026 | 91.5% | 196 |
| 3 Sep 2026 | 91.5% | 196 |
| 2 Sep 2026 | 91.5% | 196 |
| 1 Sep 2026 | 91.6% | 196 |
| 31 Aug 2026 | 91.6% | 196 |
| 30 Aug 2026 | 91.7% | 196 |
| 29 Aug 2026 | 91.7% | 197 |