Reservoir · New South Wales · Australia · BOM Water Data Online
Warragamba
94.5% full
Capacity
2,031 hm³
Volume stored
1919 hm³
River
Warragamba River
Year completed
1960
Coordinates
34.137°S, 150.346°E
Last updated
2026-10-26
Current fill
94.5%vs 7 days ago
-0.2 pplosing
vs 1 year ago
-3.2 ppyear-over-year
7-day trend
→stable
Drought context
Storage vs October average
97%of normal
94.5% full on 2026-10-26, against an average of 97.5% for October across 4 years of readings (-3.0 points).
Rain over the last three months · 11 October 2026
Near normal
In the three months to 11 October 2026 the area around Warragamba 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: 2026-10-26.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 34.137°S, 150.346°E · Open in Google Maps
About Warragamba
As of October 26, 2026, Warragamba is filled to 94.5% of its total capacity, holding 1,919 hm³ of water out of a maximum 2,031 hm³. At this level the reservoir is high. Of that total, 2,027 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (-0.2 pp), and it is 3.2 points below its level on the same date a year earlier.
Across the readings we hold for Warragamba — 1095 data points between October 28, 2023 and October 26, 2026 — the level has ranged from a low of 92.6% (December 19, 2023) to a high of 103.7% (October 6, 2025). On average the reservoir is fullest around June and at its lowest around December.
The dam at Warragamba was completed in 1960. It is operated by BOM primarily for water supply. It lies within the Warragamba River Basin basin at 34.137°S, 150.346°E.
Key facts
- Current fill level
- 94.5% of total capacity
- Water stored
- 1,919 hm³
- Total capacity
- 2,031 hm³
- Usable capacity
- 2,027 hm³
- 7-day change
- ▼ 0.2 pp
- Year-on-year
- ▼ 3.2 pp
- Primary use
- Water supply
- River
- Warragamba River
- River basin
- Warragamba River Basin
- Year completed
- 1960
- Operator
- BOM
- Coordinates
- 34.137°S, 150.346°E
- Last updated
- October 26, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 26 Oct 2026 | 94.5% | 1,919 |
| 25 Oct 2026 | 94.6% | 1,922 |
| 24 Oct 2026 | 94.7% | 1,923 |
| 23 Oct 2026 | 94.7% | 1,923 |
| 22 Oct 2026 | 94.7% | 1,923 |
| 21 Oct 2026 | 94.7% | 1,923 |
| 20 Oct 2026 | 94.7% | 1,923 |
| 19 Oct 2026 | 94.7% | 1,924 |
| 18 Oct 2026 | 94.7% | 1,924 |
| 17 Oct 2026 | 94.7% | 1,924 |
| 16 Oct 2026 | 94.8% | 1,925 |
| 15 Oct 2026 | 94.8% | 1,925 |