Reservoir · Western Australia · Australia · BOM Water Data Online
Harris
16.0% full
Capacity
71.5 hm³
Volume stored
12 hm³
River
Harris River
Year completed
1990
Coordinates
33.234°S, 116.142°E
Last updated
2026-09-06
Current fill
16.0%vs 7 days ago
0.0%stable
vs 1 year ago
-6.1%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: 2026-09-06.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -33.234, 116.142 · Open in Google Maps
About Harris
As of September 6, 2026, Harris is filled to 16.0% of its total capacity, holding roughly 12 hm³ of water out of a maximum 72 hm³. At this level the reservoir is critically low. Of that total, about 71 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (+0.0 pts), and it is 6.1 points below its level on the same date a year earlier.
Across the readings we hold for Harris — 1081 data points between September 10, 2023 and September 6, 2026 — the level has ranged from a low of 14.3% (May 18, 2026) to a high of 32.8% (October 3, 2023). On average the reservoir is fullest around October and at its lowest around May.
The dam at Harris was completed in 1990. It is operated by BOM primarily for water supply. It lies within the Harris River Basin basin at 33.234°S, 116.142°E.
Key facts
- Current fill level
- 16.0%
- Water stored
- 12 hm³
- Total capacity
- 72 hm³
- Usable capacity
- 71 hm³
- 7-day change
- No change
- Year-on-year
- ▼ 6.1 pts
- Primary use
- Water supply
- River
- Harris River
- River basin
- Harris River Basin
- Year completed
- 1990
- Operator
- BOM
- Coordinates
- 33.234°S, 116.142°E
- Last updated
- September 6, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 6 Sep 2026 | 16.0% | 11 |
| 5 Sep 2026 | 16.0% | 11 |
| 4 Sep 2026 | 16.1% | 11 |
| 3 Sep 2026 | 16.1% | 12 |
| 2 Sep 2026 | 16.1% | 12 |
| 1 Sep 2026 | 16.1% | 12 |
| 31 Aug 2026 | 16.1% | 12 |
| 30 Aug 2026 | 16.0% | 11 |
| 29 Aug 2026 | 15.9% | 11 |
| 28 Aug 2026 | 15.8% | 11 |
| 27 Aug 2026 | 15.7% | 11 |
| 26 Aug 2026 | 15.6% | 11 |