Reservoir · Victoria · Australia · BOM Water Data Online
Rosslynne Reservoir
68.1% full
Capacity
25.4 hm³
Volume stored
17 hm³
River
Jacksons Creek
Year completed
1974
Coordinates
37.467°S, 144.562°E
Last updated
2026-10-26
Current fill
68.1%vs 7 days ago
+0.3 ppgaining
vs 1 year ago
+3.3 ppyear-over-year
7-day trend
→stable
Drought context
Storage vs October average
95%of normal
68.1% full on 2026-10-26, against an average of 71.9% for October across 4 years of readings (-3.8 points).
Rain over the last three months · 11 October 2026
Near normal
In the three months to 11 October 2026 the area around Rosslynne Reservoir 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 +0.25). 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. 37.467°S, 144.562°E · Open in Google Maps
About Rosslynne Reservoir
As of October 26, 2026, Rosslynne Reservoir is filled to 68.1% of its total capacity, holding 17.28 hm³ of water out of a maximum 25.4 hm³. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has held broadly steady (+0.3 pp), and it is 3.3 points above its level on the same date a year earlier.
Across the readings we hold for Rosslynne Reservoir — 1071 data points between October 28, 2023 and October 26, 2026 — the level has ranged from a low of 11.6% (October 4, 2026) to a high of 93.6% (January 13, 2024). On average the reservoir is fullest around November and at its lowest around June.
The dam at Rosslynne Reservoir was completed in 1974. It is operated by BOM primarily for water supply. It lies within the Jacksons Creek Basin basin at 37.467°S, 144.562°E.
Key facts
- Current fill level
- 68.1% of total capacity
- Water stored
- 17.28 hm³
- Total capacity
- 25.4 hm³
- 7-day change
- ▲ 0.3 pp
- Year-on-year
- ▲ 3.3 pp
- Primary use
- Water supply
- River
- Jacksons Creek
- River basin
- Jacksons Creek Basin
- Year completed
- 1974
- Operator
- BOM
- Coordinates
- 37.467°S, 144.562°E
- Last updated
- October 26, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 26 Oct 2026 | 68.1% | 17.28 |
| 25 Oct 2026 | 67.9% | 17.23 |
| 24 Oct 2026 | 67.8% | 17.19 |
| 23 Oct 2026 | 67.8% | 17.19 |
| 22 Oct 2026 | 67.8% | 17.19 |
| 21 Oct 2026 | 67.8% | 17.19 |
| 20 Oct 2026 | 67.8% | 17.19 |
| 19 Oct 2026 | 67.8% | 17.2 |
| 18 Oct 2026 | 67.8% | 17.2 |
| 17 Oct 2026 | 67.8% | 17.2 |
| 16 Oct 2026 | 67.8% | 17.2 |
| 15 Oct 2026 | 67.8% | 17.2 |