Reservoir · New South Wales · Australia · BOM Water Data Online
Lostock
98.5% full
Capacity
20.2 hm³
Volume stored
20 hm³
Coordinates
32.333°S, 151.449°E
Last updated
2026-10-07
Current fill
98.5%vs 7 days ago
-0.6%losing
vs 1 year ago
-1.5%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: 2026-10-07.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -32.333, 151.449 · Open in Google Maps
About Lostock
As of October 7, 2026, Lostock is filled to 98.5% of its total capacity, holding roughly 20 hm³ of water out of a maximum 20 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (-0.6 pts), and it is 1.5 points below its level on the same date a year earlier.
Across the readings we hold for Lostock — 1095 data points between October 9, 2023 and October 7, 2026 — the level has ranged from a low of 88.5% (October 26, 2023) to a high of 121.6% (May 20, 2025). On average the reservoir is fullest around August and at its lowest around December.
It is operated by BOM primarily for water supply.
Key facts
- Current fill level
- 98.5%
- Water stored
- 20 hm³
- Total capacity
- 20 hm³
- 7-day change
- ▼ 0.6 pts
- Year-on-year
- ▼ 1.5 pts
- Primary use
- Water supply
- Operator
- BOM
- Coordinates
- 32.333°S, 151.449°E
- Last updated
- October 7, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 7 Oct 2026 | 98.5% | 20 |
| 6 Oct 2026 | 98.6% | 20 |
| 5 Oct 2026 | 98.7% | 20 |
| 4 Oct 2026 | 98.8% | 20 |
| 3 Oct 2026 | 98.9% | 20 |
| 2 Oct 2026 | 99.0% | 20 |
| 1 Oct 2026 | 99.1% | 20 |
| 30 Sep 2026 | 99.1% | 20 |
| 29 Sep 2026 | 99.0% | 20 |
| 28 Sep 2026 | 99.1% | 20 |
| 27 Sep 2026 | 99.1% | 20 |
| 26 Sep 2026 | 99.2% | 20 |