Reservoir · New South Wales · Australia · BOM Water Data Online
Upper Cascade
98.0% full
Capacity
1.8 hm³
Volume stored
2 hm³
River
Cascade Creek
Year completed
1926
Coordinates
33.697°S, 150.299°E
Last updated
2026-10-27
Current fill
98.0%vs 7 days ago
+0.7 ppgaining
vs 1 year ago
+5.5 ppyear-over-year
7-day trend
→stable
Drought context
Storage vs October average
104%of normal
98.0% full on 2026-10-27, against an average of 94.2% 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 Upper Cascade 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 +0.01). 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: 2026-10-27.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 33.697°S, 150.299°E · Open in Google Maps
About Upper Cascade
As of October 27, 2026, Upper Cascade is filled to 98.0% of its total capacity, holding 1.76 hm³ of water out of a maximum 1.8 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (+0.7 pp), and it is 5.5 points above its level on the same date a year earlier.
Across the readings we hold for Upper Cascade — 1095 data points between October 29, 2023 and October 27, 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 August 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
- 98.0% of total capacity
- Water stored
- 1.76 hm³
- Total capacity
- 1.8 hm³
- 7-day change
- ▲ 0.7 pp
- Year-on-year
- ▲ 5.5 pp
- 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
- October 27, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 27 Oct 2026 | 98.0% | 1.76 |
| 26 Oct 2026 | 97.8% | 1.75 |
| 25 Oct 2026 | 97.9% | 1.75 |
| 24 Oct 2026 | 98.0% | 1.75 |
| 23 Oct 2026 | 97.9% | 1.75 |
| 22 Oct 2026 | 97.4% | 1.74 |
| 21 Oct 2026 | 97.2% | 1.74 |
| 20 Oct 2026 | 97.3% | 1.74 |
| 19 Oct 2026 | 97.5% | 1.75 |
| 18 Oct 2026 | 97.5% | 1.75 |
| 17 Oct 2026 | 97.5% | 1.75 |
| 16 Oct 2026 | 97.5% | 1.75 |