Reservoir · Tasmania · Australia · BOM Water Data Online
Lake Plimsoll
46.3% full
Capacity
36.2 hm³
Volume stored
17 hm³
Coordinates
41.888°S, 145.615°E
Last updated
2026-09-07
Current fill
46.3%vs 7 days ago
+2.1%gaining
vs 1 year ago
+5.2%year-over-year
7-day trend
↑rising
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. -41.888, 145.615 · Open in Google Maps
About Lake Plimsoll
As of September 7, 2026, Lake Plimsoll is filled to 46.3% of its total capacity, holding roughly 17 hm³ of water out of a maximum 36 hm³. At this level the reservoir is within its normal operating range. Of that total, about 32 hm³ is usable (live) storage.
Over the most recent week on record the fill level has risen by 2.1 percentage points, and it is 5.2 points above its level on the same date a year earlier.
Across the readings we hold for Lake Plimsoll — 1093 data points between September 11, 2023 and September 7, 2026 — the level has ranged from a low of 0.4% (October 28, 2024) to a high of 66.7% (September 2, 2024). On average the reservoir is fullest around September and at its lowest around June.
It is operated by BOM primarily for water supply.
Key facts
- Current fill level
- 46.3%
- Water stored
- 17 hm³
- Total capacity
- 36 hm³
- Usable capacity
- 32 hm³
- 7-day change
- ▲ 2.1 pts
- Year-on-year
- ▲ 5.2 pts
- Primary use
- Water supply
- Operator
- BOM
- Coordinates
- 41.888°S, 145.615°E
- Last updated
- September 7, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 7 Sep 2026 | 46.3% | 17 |
| 6 Sep 2026 | 48.7% | 18 |
| 5 Sep 2026 | 49.8% | 18 |
| 4 Sep 2026 | 51.2% | 19 |
| 3 Sep 2026 | 51.4% | 19 |
| 2 Sep 2026 | 47.9% | 17 |
| 1 Sep 2026 | 42.6% | 15 |
| 31 Aug 2026 | 44.2% | 16 |
| 30 Aug 2026 | 48.1% | 17 |
| 29 Aug 2026 | 48.8% | 18 |
| 28 Aug 2026 | 46.3% | 17 |
| 27 Aug 2026 | 47.6% | 17 |