Reservoir · New South Wales · Australia · BOM Water Data Online
Copeton
54.8% full
Capacity
1,361.4 hm³
Volume stored
745 hm³
Coordinates
29.916°S, 150.978°E
Last updated
2026-10-26
Current fill
54.8%vs 7 days ago
+0.1 ppgaining
vs 1 year ago
-26.9 ppyear-over-year
7-day trend
→stable
Drought context
Storage vs October average
76%of normal
54.8% full on 2026-10-26, against an average of 71.9% for October across 4 years of readings (-17.1 points).
Rain over the last three months · 11 October 2026
Near normal
In the three months to 11 October 2026 the area around Copeton 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 −0.45). 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. 29.916°S, 150.978°E · Open in Google Maps
About Copeton
As of October 26, 2026, Copeton is filled to 54.8% of its total capacity, holding 745.46 hm³ of water out of a maximum 1,361 hm³. At this level the reservoir is within its normal operating range. Of that total, 1,343 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (+0.1 pp), and it is 26.9 points below its level on the same date a year earlier.
Across the readings we hold for Copeton — 1095 data points between October 28, 2023 and October 26, 2026 — the level has ranged from a low of 51.5% (March 26, 2025) to a high of 85.0% (October 28, 2023). On average the reservoir is fullest around November and at its lowest around March.
It is operated by BOM primarily for water supply. It is at 29.916°S, 150.978°E.
Key facts
- Current fill level
- 54.8% of total capacity
- Water stored
- 745.46 hm³
- Total capacity
- 1,361 hm³
- Usable capacity
- 1,343 hm³
- 7-day change
- ▲ 0.1 pp
- Year-on-year
- ▼ 26.9 pp
- Primary use
- Water supply
- Operator
- BOM
- Coordinates
- 29.916°S, 150.978°E
- Last updated
- October 26, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 26 Oct 2026 | 54.8% | 745.46 |
| 25 Oct 2026 | 54.7% | 744.94 |
| 24 Oct 2026 | 54.7% | 744.81 |
| 23 Oct 2026 | 54.7% | 744.44 |
| 22 Oct 2026 | 54.6% | 743.47 |
| 21 Oct 2026 | 54.6% | 742.75 |
| 20 Oct 2026 | 54.6% | 743.34 |
| 19 Oct 2026 | 54.7% | 744.43 |
| 18 Oct 2026 | 54.8% | 745.74 |
| 17 Oct 2026 | 54.9% | 747.06 |
| 16 Oct 2026 | 55.0% | 748.15 |
| 15 Oct 2026 | 55.1% | 749.98 |