Reservoir · New South Wales · Australia · BOM Water Data Online
Lostock
100.3% full
Capacity
20.2 hm³
Volume stored
20 hm³
Coordinates
32.333°S, 151.449°E
Last updated
2026-07-28
Current fill
100.3%vs 7 days ago
-0.1%losing
vs 1 year ago
0.0%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: 2026-07-28.
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 July 28, 2026, Lostock is filled to 100.3% of its total capacity, holding roughly 20 hm³ of water out of a maximum 20 hm³. At this level the reservoir is effectively full.
Over the most recent week on record the fill level has held broadly steady (-0.1 pts), and it sits close to where it was a year earlier.
Across the readings we hold for Lostock — 1095 data points between July 30, 2023 and July 28, 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 June and at its lowest around December.
It is operated by BOM primarily for water supply.
Key facts
- Current fill level
- 100.3%
- Water stored
- 20 hm³
- Total capacity
- 20 hm³
- 7-day change
- ▼ 0.1 pts
- Year-on-year
- No change
- Primary use
- Water supply
- Operator
- BOM
- Coordinates
- 32.333°S, 151.449°E
- Last updated
- July 28, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 28 Jul 2026 | 100.3% | 20 |
| 27 Jul 2026 | 100.4% | 20 |
| 26 Jul 2026 | 100.4% | 20 |
| 25 Jul 2026 | 100.5% | 20 |
| 24 Jul 2026 | 100.6% | 20 |
| 23 Jul 2026 | 100.6% | 20 |
| 22 Jul 2026 | 100.7% | 20 |
| 21 Jul 2026 | 100.9% | 20 |
| 20 Jul 2026 | 101.2% | 20 |
| 19 Jul 2026 | 101.2% | 20 |
| 18 Jul 2026 | 100.6% | 20 |
| 17 Jul 2026 | 100.4% | 20 |
Frequently asked questions
What is the current water level of Lostock?
As of July 28, 2026, Lostock is at 100.3% of its capacity, holding approximately 20 hm³ of water, according to BOM data.
Is Lostock reservoir full?
Lostock is essentially full, sitting at 100.3% of capacity as of July 28, 2026.
Is the water level at Lostock rising or falling?
The level at Lostock has been broadly stable over the latest week on record (-0.1 points).
How much water can Lostock hold?
Lostock has a total capacity of 20 hm³.
Where is Lostock reservoir located?
Lostock is located in New South Wales, Australia (coordinates 32.333°S, 151.449°E).
What is Lostock used for?
Lostock is used primarily for water supply, and is managed by BOM.