Reservoir · Tasmania · Australia · BOM Water Data Online
Lake Pieman
4.1% full
Capacity
300.2 hm³
Volume stored
12 hm³
Year completed
1986
Coordinates
41.785°S, 145.214°E
Last updated
2026-06-09
Current fill
4.1%vs 7 days ago
-3.2%losing
vs 1 year ago
-15.0%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: 2026-06-09.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -41.785, 145.214 · Open in Google Maps
About Lake Pieman
As of June 9, 2026, Lake Pieman is filled to 4.1% of its total capacity, holding roughly 12 hm³ of water out of a maximum 300 hm³. At this level the reservoir is critically low.
Over the most recent week on record the fill level has fallen by 3.2 percentage points, and it is 15.0 points below its level on the same date a year earlier.
Across the readings we hold for Lake Pieman — 1094 data points between June 12, 2023 and June 9, 2026 — the level has ranged from a low of 4.1% (June 9, 2026) to a high of 54.3% (September 2, 2024). On average the reservoir is fullest around September and at its lowest around June.
The dam at Lake Pieman was completed in 1986. It is operated by BOM primarily for water supply.
Key facts
- Current fill level
- 4.1%
- Water stored
- 12 hm³
- Total capacity
- 300 hm³
- 7-day change
- ▼ 3.2 pts
- Year-on-year
- ▼ 15.0 pts
- Primary use
- Water supply
- Year completed
- 1986
- Operator
- BOM
- Coordinates
- 41.785°S, 145.214°E
- Last updated
- June 9, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 9 Jun 2026 | 4.1% | 12 |
| 8 Jun 2026 | 7.3% | 22 |
| 7 Jun 2026 | 12.0% | 36 |
| 6 Jun 2026 | 13.1% | 39 |
| 5 Jun 2026 | 11.7% | 35 |
| 4 Jun 2026 | 13.0% | 39 |
| 3 Jun 2026 | 13.5% | 41 |
| 2 Jun 2026 | 13.1% | 39 |
| 1 Jun 2026 | 13.4% | 40 |
| 31 May 2026 | 8.8% | 26 |
| 30 May 2026 | 7.3% | 22 |
| 29 May 2026 | 7.3% | 22 |
Frequently asked questions
What is the current water level of Lake Pieman?
As of June 9, 2026, Lake Pieman is at 4.1% of its capacity, holding approximately 12 hm³ of water, according to BOM data.
Is Lake Pieman reservoir full?
No. As of June 9, 2026, Lake Pieman is critically low at 4.1% of its capacity, so it is not full.
Is the water level at Lake Pieman rising or falling?
The level at Lake Pieman is falling — it dropped 3.2 percentage points over the latest week on record.
How much water can Lake Pieman hold?
Lake Pieman has a total capacity of 300 hm³.
Where is Lake Pieman reservoir located?
Lake Pieman is located in Tasmania, Australia (coordinates 41.785°S, 145.214°E).
When was Lake Pieman dam built?
The dam at Lake Pieman was completed in 1986.
What is Lake Pieman used for?
Lake Pieman is used primarily for water supply, and is managed by BOM.