Reservoir · Tasmania · Australia · BOM Water Data Online
Bronte Lagoon
62.7% full
Capacity
19.2 hm³
Volume stored
12 hm³
River
Woodwards Creek
Year completed
1953
Coordinates
42.194°S, 146.487°E
Last updated
2026-10-26
Current fill
62.7%vs 7 days ago
-0.7 pplosing
vs 1 year ago
-16.2 ppyear-over-year
7-day trend
→stable
Drought context
Storage vs October average
93%of normal
62.7% full on 2026-10-26, against an average of 67.3% for October across 4 years of readings (-4.6 points).
Rain over the last three months · 11 October 2026
Severely dry
In the three months to 11 October 2026 the area around Bronte Lagoon had far less rain than normal, a shortfall seen about one year in fifteen. Rainfall compared with the long-run record for the same season at this point (Copernicus Global Drought Observatory, SPI-3 index −1.65). Rain, not storage. Australia drought figures →
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: 2026-10-26.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 42.194°S, 146.487°E · Open in Google Maps
About Bronte Lagoon
As of October 26, 2026, Bronte Lagoon is filled to 62.7% of its total capacity, holding 12.05 hm³ of water out of a maximum 19.2 hm³. At this level the reservoir is within its normal operating range. Of that total, 15.9 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (-0.7 pp), and it is 16.2 points below its level on the same date a year earlier.
Across the readings we hold for Bronte Lagoon — 1095 data points between October 28, 2023 and October 26, 2026 — the level has ranged from a low of 28.7% (July 8, 2025) to a high of 80.2% (September 26, 2025). On average the reservoir is fullest around September and at its lowest around June.
The dam at Bronte Lagoon was completed in 1953. It is operated by BOM primarily for water supply. It lies within the Woodwards Creek Basin basin at 42.194°S, 146.487°E.
Key facts
- Current fill level
- 62.7% of total capacity
- Water stored
- 12.05 hm³
- Total capacity
- 19.2 hm³
- Usable capacity
- 15.9 hm³
- 7-day change
- ▼ 0.7 pp
- Year-on-year
- ▼ 16.2 pp
- Primary use
- Water supply
- River
- Woodwards Creek
- River basin
- Woodwards Creek Basin
- Year completed
- 1953
- Operator
- BOM
- Coordinates
- 42.194°S, 146.487°E
- Last updated
- October 26, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 26 Oct 2026 | 62.7% | 12.05 |
| 25 Oct 2026 | 62.8% | 12.07 |
| 24 Oct 2026 | 62.6% | 12.03 |
| 23 Oct 2026 | 62.7% | 12.05 |
| 22 Oct 2026 | 62.9% | 12.09 |
| 21 Oct 2026 | 63.1% | 12.13 |
| 20 Oct 2026 | 63.3% | 12.15 |
| 19 Oct 2026 | 63.4% | 12.18 |
| 18 Oct 2026 | 63.6% | 12.22 |
| 17 Oct 2026 | 63.7% | 12.24 |
| 16 Oct 2026 | 63.9% | 12.27 |
| 15 Oct 2026 | 64.0% | 12.29 |