Reservoir · New South Wales · Australia · BOM Water Data Online
Prospect
96.0% full
Capacity
48.2 hm³
Volume stored
46 hm³
River
Prospect Creek
Year completed
1888
Coordinates
33.821°S, 150.893°E
Last updated
2026-09-09
Current fill
96.0%vs 7 days ago
+1.4%gaining
vs 1 year ago
+1.7%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: 2026-09-09.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -33.821, 150.893 · Open in Google Maps
About Prospect
As of September 9, 2026, Prospect is filled to 96.0% of its total capacity, holding roughly 46 hm³ of water out of a maximum 48 hm³. At this level the reservoir is high. Of that total, about 33 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (+1.4 pts), and it is 1.7 points above its level on the same date a year earlier.
Across the readings we hold for Prospect — 1095 data points between September 11, 2023 and September 9, 2026 — the level has ranged from a low of 81.7% (October 13, 2023) to a high of 98.5% (May 30, 2024). On average the reservoir is fullest around September and at its lowest around June.
The dam at Prospect was completed in 1888. It is operated by BOM primarily for water supply. It lies within the Prospect Creek Basin basin at 33.821°S, 150.893°E.
Key facts
- Current fill level
- 96.0%
- Water stored
- 46 hm³
- Total capacity
- 48 hm³
- Usable capacity
- 33 hm³
- 7-day change
- ▲ 1.4 pts
- Year-on-year
- ▲ 1.7 pts
- Primary use
- Water supply
- River
- Prospect Creek
- River basin
- Prospect Creek Basin
- Year completed
- 1888
- Operator
- BOM
- Coordinates
- 33.821°S, 150.893°E
- Last updated
- September 9, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 9 Sep 2026 | 96.0% | 46 |
| 8 Sep 2026 | 96.2% | 46 |
| 7 Sep 2026 | 96.2% | 46 |
| 6 Sep 2026 | 96.1% | 46 |
| 5 Sep 2026 | 95.7% | 46 |
| 4 Sep 2026 | 95.3% | 46 |
| 3 Sep 2026 | 94.9% | 46 |
| 2 Sep 2026 | 94.6% | 46 |
| 1 Sep 2026 | 94.2% | 45 |
| 31 Aug 2026 | 93.8% | 45 |
| 30 Aug 2026 | 93.4% | 45 |
| 29 Aug 2026 | 93.0% | 45 |