Reservoir · Western Australia · Australia · BOM Water Data Online
Harris
15.5% full
Capacity
71.5 hm³
Volume stored
11 hm³
River
Harris River
Year completed
1990
Coordinates
33.234°S, 116.142°E
Last updated
2026-07-26
Current fill
15.5%vs 7 days ago
0.0%stable
vs 1 year ago
+0.9%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: 2026-07-26.
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 July 26, 2026, Harris is filled to 15.5% of its total capacity, holding roughly 11 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 sits close to where it was a year earlier.
Across the readings we hold for Harris — 1081 data points between July 30, 2023 and July 26, 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
- 15.5%
- Water stored
- 11 hm³
- Total capacity
- 72 hm³
- Usable capacity
- 71 hm³
- 7-day change
- No change
- Year-on-year
- ▲ 0.9 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
- July 26, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 26 Jul 2026 | 15.5% | 11 |
| 25 Jul 2026 | 15.5% | 11 |
| 24 Jul 2026 | 15.5% | 11 |
| 23 Jul 2026 | 15.5% | 11 |
| 22 Jul 2026 | 15.5% | 11 |
| 21 Jul 2026 | 15.5% | 11 |
| 20 Jul 2026 | 15.5% | 11 |
| 19 Jul 2026 | 15.6% | 11 |
| 18 Jul 2026 | 15.7% | 11 |
| 17 Jul 2026 | 15.7% | 11 |
| 16 Jul 2026 | 15.5% | 11 |
| 15 Jul 2026 | 15.2% | 11 |
Frequently asked questions
What is the current water level of Harris?
As of July 26, 2026, Harris is at 15.5% of its capacity, holding approximately 11 hm³ of water, according to BOM data.
Is Harris reservoir full?
No. As of July 26, 2026, Harris is critically low at 15.5% of its capacity, so it is not full.
Is the water level at Harris rising or falling?
The level at Harris has been broadly stable over the latest week on record (0.0 points).
How much water can Harris hold?
Harris has a total capacity of 72 hm³, of which about 71 hm³ is usable storage.
Where is Harris reservoir located?
Harris is located in Western Australia, Australia, within the Harris River Basin basin (coordinates 33.234°S, 116.142°E).
When was Harris dam built?
The dam at Harris was completed in 1990.
What is Harris used for?
Harris is used primarily for water supply, and is managed by BOM.