Reservoir · Tasmania · Australia · BOM Water Data Online
Lake Echo
40.4% full
Capacity
726 hm³
Volume stored
293 hm³
River
Dee River
Year completed
1956
Coordinates
42.157°S, 146.642°E
Last updated
2026-09-07
Current fill
40.4%vs 7 days ago
+0.7%gaining
vs 1 year ago
+11.8%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. -42.157, 146.642 · Open in Google Maps
About Lake Echo
As of September 7, 2026, Lake Echo is filled to 40.4% of its total capacity, holding roughly 293 hm³ of water out of a maximum 726 hm³. At this level the reservoir is within its normal operating range. Of that total, about 668 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 11.8 points above its level on the same date a year earlier.
Across the readings we hold for Lake Echo — 1093 data points between September 11, 2023 and September 7, 2026 — the level has ranged from a low of 21.7% (July 2, 2025) to a high of 56.1% (October 27, 2023). On average the reservoir is fullest around December and at its lowest around June.
The dam at Lake Echo was completed in 1956. It is operated by BOM primarily for water supply. It lies within the Dee River Basin basin at 42.157°S, 146.642°E.
Key facts
- Current fill level
- 40.4%
- Water stored
- 293 hm³
- Total capacity
- 726 hm³
- Usable capacity
- 668 hm³
- 7-day change
- ▲ 0.7 pts
- Year-on-year
- ▲ 11.8 pts
- Primary use
- Water supply
- River
- Dee River
- River basin
- Dee River Basin
- Year completed
- 1956
- Operator
- BOM
- Coordinates
- 42.157°S, 146.642°E
- Last updated
- September 7, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 7 Sep 2026 | 40.4% | 293 |
| 6 Sep 2026 | 40.3% | 292 |
| 5 Sep 2026 | 40.1% | 291 |
| 4 Sep 2026 | 40.1% | 291 |
| 3 Sep 2026 | 39.9% | 290 |
| 2 Sep 2026 | 39.8% | 289 |
| 1 Sep 2026 | 39.8% | 289 |
| 31 Aug 2026 | 39.7% | 288 |
| 30 Aug 2026 | 39.6% | 287 |
| 29 Aug 2026 | 39.5% | 287 |
| 28 Aug 2026 | 39.4% | 286 |
| 27 Aug 2026 | 39.4% | 286 |