Reservoir · Victoria · Australia · BOM Water Data Online
Lauriston
97.6% full
Capacity
19.8 hm³
Volume stored
19 hm³
River
Coliban river
Year completed
1941
Coordinates
37.257°S, 144.383°E
Last updated
2026-10-25
Current fill
97.6%vs 7 days ago
-0.2 pplosing
vs 1 year ago
+9.8 ppyear-over-year
7-day trend
→stable
Drought context
Storage vs October average
110%of normal
97.6% full on 2026-10-25, against an average of 88.7% for October across 4 years of readings (+8.9 points).
Rain over the last three months · 11 October 2026
Near normal
In the three months to 11 October 2026 the area around Lauriston had rain close to normal for the season. Rainfall compared with the long-run record for the same season at this point (Copernicus Global Drought Observatory, SPI-3 index +0.17). 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: 2026-10-25.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 37.257°S, 144.383°E · Open in Google Maps
About Lauriston
As of October 25, 2026, Lauriston is filled to 97.6% of its total capacity, holding 19.31 hm³ of water out of a maximum 19.8 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (-0.2 pp), and it is 9.8 points above its level on the same date a year earlier.
Across the readings we hold for Lauriston — 1080 data points between October 28, 2023 and October 25, 2026 — the level has ranged from a low of 69.7% (July 21, 2025) to a high of 99.4% (October 13, 2026). On average the reservoir is fullest around January and at its lowest around June.
The dam at Lauriston was completed in 1941. It is operated by BOM primarily for water supply. It lies within the Coliban river Basin basin at 37.257°S, 144.383°E.
Key facts
- Current fill level
- 97.6% of total capacity
- Water stored
- 19.31 hm³
- Total capacity
- 19.8 hm³
- 7-day change
- ▼ 0.2 pp
- Year-on-year
- ▲ 9.8 pp
- Primary use
- Water supply
- River
- Coliban river
- River basin
- Coliban river Basin
- Year completed
- 1941
- Operator
- BOM
- Coordinates
- 37.257°S, 144.383°E
- Last updated
- October 25, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 25 Oct 2026 | 97.6% | 19.31 |
| 24 Oct 2026 | 97.4% | 19.28 |
| 23 Oct 2026 | 97.6% | 19.31 |
| 22 Oct 2026 | 97.6% | 19.31 |
| 21 Oct 2026 | 97.5% | 19.29 |
| 20 Oct 2026 | 97.5% | 19.29 |
| 19 Oct 2026 | 97.6% | 19.32 |
| 18 Oct 2026 | 97.8% | 19.36 |
| 17 Oct 2026 | 98.1% | 19.42 |
| 16 Oct 2026 | 98.6% | 19.51 |
| 15 Oct 2026 | 99.0% | 19.6 |
| 14 Oct 2026 | 99.4% | 19.67 |