Reservoir · Tasmania · Australia · BOM Water Data Online
Lake Gordon
54.4% full
Capacity
12,359.1 hm³
Volume stored
6719 hm³
River
Gordon River
Year completed
1974
Coordinates
42.717°S, 146.171°E
Last updated
2026-09-07
Current fill
54.4%vs 7 days ago
+0.7%gaining
vs 1 year ago
+13.2%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: 2026-09-07.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -42.717, 146.171 · Open in Google Maps
About Lake Gordon
As of September 7, 2026, Lake Gordon is filled to 54.4% of its total capacity, holding roughly 6,719 hm³ of water out of a maximum 12,359 hm³. At this level the reservoir is within its normal operating range. Of that total, about 11,147 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (+0.7 pts), and it is 13.2 points above its level on the same date a year earlier.
Across the readings we hold for Lake Gordon — 1093 data points between September 11, 2023 and September 7, 2026 — the level has ranged from a low of 35.8% (June 24, 2024) to a high of 54.8% (January 11, 2026). On average the reservoir is fullest around January and at its lowest around July.
The dam at Lake Gordon was completed in 1974. It is operated by BOM primarily for water supply. It lies within the Gordon River Basin basin at 42.717°S, 146.171°E.
Key facts
- Current fill level
- 54.4%
- Water stored
- 6,719 hm³
- Total capacity
- 12,359 hm³
- Usable capacity
- 11,147 hm³
- 7-day change
- ▲ 0.7 pts
- Year-on-year
- ▲ 13.2 pts
- Primary use
- Water supply
- River
- Gordon River
- River basin
- Gordon River Basin
- Year completed
- 1974
- Operator
- BOM
- Coordinates
- 42.717°S, 146.171°E
- Last updated
- September 7, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 7 Sep 2026 | 54.4% | 6,719 |
| 6 Sep 2026 | 54.3% | 6,710 |
| 5 Sep 2026 | 54.2% | 6,694 |
| 4 Sep 2026 | 54.0% | 6,679 |
| 3 Sep 2026 | 53.9% | 6,666 |
| 2 Sep 2026 | 53.8% | 6,652 |
| 1 Sep 2026 | 53.7% | 6,641 |
| 31 Aug 2026 | 53.7% | 6,636 |
| 30 Aug 2026 | 53.7% | 6,632 |
| 29 Aug 2026 | 53.6% | 6,627 |
| 28 Aug 2026 | 53.6% | 6,622 |
| 27 Aug 2026 | 53.5% | 6,616 |