Reservoir · New South Wales · Australia · BOM Water Data Online
Upper Cascade
95.5% full
Capacity
1.8 hm³
Volume stored
2 hm³
River
Cascade Creek
Year completed
1926
Coordinates
33.697°S, 150.299°E
Last updated
2026-07-29
Current fill
95.5%vs 7 days ago
0.0%stable
vs 1 year ago
+5.5%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: 2026-07-29.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -33.697, 150.299 · Open in Google Maps
About Upper Cascade
As of July 29, 2026, Upper Cascade is filled to 95.5% of its total capacity, holding roughly 2 hm³ of water out of a maximum 2 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (+0.0 pts), and it is 5.5 points above its level on the same date a year earlier.
Across the readings we hold for Upper Cascade — 1096 data points between July 30, 2023 and July 29, 2026 — the level has ranged from a low of 78.3% (April 24, 2026) to a high of 100.3% (December 7, 2024). On average the reservoir is fullest around February and at its lowest around April.
The dam at Upper Cascade was completed in 1926. It is operated by BOM primarily for water supply. It lies within the Cascade Creek Basin basin at 33.697°S, 150.299°E.
Key facts
- Current fill level
- 95.5%
- Water stored
- 2 hm³
- Total capacity
- 2 hm³
- 7-day change
- No change
- Year-on-year
- ▲ 5.5 pts
- Primary use
- Water supply
- River
- Cascade Creek
- River basin
- Cascade Creek Basin
- Year completed
- 1926
- Operator
- BOM
- Coordinates
- 33.697°S, 150.299°E
- Last updated
- July 29, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 29 Jul 2026 | 95.5% | 2 |
| 28 Jul 2026 | 95.5% | 2 |
| 27 Jul 2026 | 95.6% | 2 |
| 26 Jul 2026 | 95.6% | 2 |
| 25 Jul 2026 | 95.7% | 2 |
| 24 Jul 2026 | 95.9% | 2 |
| 23 Jul 2026 | 95.8% | 2 |
| 22 Jul 2026 | 95.9% | 2 |
| 21 Jul 2026 | 95.9% | 2 |
| 20 Jul 2026 | 96.0% | 2 |
| 19 Jul 2026 | 96.0% | 2 |
| 18 Jul 2026 | 96.0% | 2 |
Frequently asked questions
What is the current water level of Upper Cascade?
As of July 29, 2026, Upper Cascade is at 95.5% of its capacity, holding approximately 2 hm³ of water, according to BOM data.
Is Upper Cascade reservoir full?
Upper Cascade is essentially full, sitting at 95.5% of capacity as of July 29, 2026.
Is the water level at Upper Cascade rising or falling?
The level at Upper Cascade has been broadly stable over the latest week on record (0.0 points).
How much water can Upper Cascade hold?
Upper Cascade has a total capacity of 2 hm³.
Where is Upper Cascade reservoir located?
Upper Cascade is located in New South Wales, Australia, within the Cascade Creek Basin basin (coordinates 33.697°S, 150.299°E).
When was Upper Cascade dam built?
The dam at Upper Cascade was completed in 1926.
What is Upper Cascade used for?
Upper Cascade is used primarily for water supply, and is managed by BOM.