Reservoir · Australian Capital Territory · Australia · BOM Water Data Online
Bendora
85.2% full
Capacity
11.5 hm³
Volume stored
10 hm³
River
Cotter River
Year completed
1961
Coordinates
35.456°S, 148.826°E
Last updated
2026-09-09
Current fill
85.2%vs 7 days ago
-6.9%losing
vs 1 year ago
-6.3%year-over-year
7-day trend
↓falling
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. -35.456, 148.826 · Open in Google Maps
About Bendora
As of September 9, 2026, Bendora is filled to 85.2% of its total capacity, holding roughly 10 hm³ of water out of a maximum 12 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has fallen by 6.9 percentage points, and it is 6.3 points below its level on the same date a year earlier.
Across the readings we hold for Bendora — 1095 data points between September 11, 2023 and September 9, 2026 — the level has ranged from a low of 76.0% (April 20, 2025) to a high of 100.0% (November 30, 2023). On average the reservoir is fullest around October and at its lowest around April.
The dam at Bendora was completed in 1961. It is operated by BOM primarily for water supply. It lies within the Cotter River Basin basin at 35.456°S, 148.826°E.
Key facts
- Current fill level
- 85.2%
- Water stored
- 10 hm³
- Total capacity
- 12 hm³
- 7-day change
- ▼ 6.9 pts
- Year-on-year
- ▼ 6.3 pts
- Primary use
- Water supply
- River
- Cotter River
- River basin
- Cotter River Basin
- Year completed
- 1961
- Operator
- BOM
- Coordinates
- 35.456°S, 148.826°E
- Last updated
- September 9, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 9 Sep 2026 | 85.2% | 10 |
| 8 Sep 2026 | 85.8% | 10 |
| 7 Sep 2026 | 86.8% | 10 |
| 6 Sep 2026 | 87.7% | 10 |
| 5 Sep 2026 | 88.5% | 10 |
| 4 Sep 2026 | 89.7% | 10 |
| 3 Sep 2026 | 90.9% | 10 |
| 2 Sep 2026 | 92.1% | 11 |
| 1 Sep 2026 | 92.0% | 11 |
| 31 Aug 2026 | 91.4% | 11 |
| 30 Aug 2026 | 90.6% | 10 |
| 29 Aug 2026 | 89.6% | 10 |