Reservoir · New South Wales · Australia · BOM Water Data Online
Lake Cargelligo
96.3% full
Capacity
36.5 hm³
Volume stored
35 hm³
Coordinates
33.287°S, 146.409°E
Last updated
2026-10-26
Current fill
96.3%vs 7 days ago
0.0 ppstable
vs 1 year ago
+37.9 ppyear-over-year
7-day trend
→stable
Drought context
Storage vs October average
118%of normal
96.3% full on 2026-10-26, against an average of 81.7% for October across 4 years of readings (+14.6 points).
Rain over the last three months · 11 October 2026
Near normal
In the three months to 11 October 2026 the area around Lake Cargelligo 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 −0.18). 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. 33.287°S, 146.409°E · Open in Google Maps
About Lake Cargelligo
As of October 26, 2026, Lake Cargelligo is filled to 96.3% of its total capacity, holding 35.2 hm³ of water out of a maximum 36.5 hm³. At this level the reservoir is high. Of that total, 30.2 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (+0.0 pp), and it is 37.9 points above its level on the same date a year earlier.
Across the readings we hold for Lake Cargelligo — 1095 data points between October 28, 2023 and October 26, 2026 — the level has ranged from a low of 55.0% (February 3, 2026) to a high of 100.5% (September 8, 2026). On average the reservoir is fullest around October and at its lowest around February.
It is operated by BOM primarily for water supply. It is at 33.287°S, 146.409°E.
Key facts
- Current fill level
- 96.3% of total capacity
- Water stored
- 35.2 hm³
- Total capacity
- 36.5 hm³
- Usable capacity
- 30.2 hm³
- 7-day change
- No change
- Year-on-year
- ▲ 37.9 pp
- Primary use
- Water supply
- Operator
- BOM
- Coordinates
- 33.287°S, 146.409°E
- Last updated
- October 26, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 26 Oct 2026 | 96.3% | 35.2 |
| 25 Oct 2026 | 96.5% | 35.27 |
| 24 Oct 2026 | 96.5% | 35.26 |
| 23 Oct 2026 | 96.5% | 35.26 |
| 22 Oct 2026 | 96.5% | 35.27 |
| 21 Oct 2026 | 96.5% | 35.24 |
| 20 Oct 2026 | 96.4% | 35.23 |
| 19 Oct 2026 | 96.3% | 35.19 |
| 18 Oct 2026 | 96.2% | 35.15 |
| 17 Oct 2026 | 96.1% | 35.11 |
| 16 Oct 2026 | 95.7% | 34.95 |
| 15 Oct 2026 | 95.0% | 34.69 |