Reservoir · Western Australia · Australia · BOM Water Data Online
Manjimup
69.8% full
Capacity
1.6 hm³
Volume stored
1 hm³
Year completed
1967
Coordinates
34.279°S, 116.046°E
Last updated
2026-07-26
Current fill
69.8%vs 7 days ago
+0.1%gaining
vs 1 year ago
+11.5%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. -34.279, 116.046 · Open in Google Maps
About Manjimup
As of July 26, 2026, Manjimup is filled to 69.8% of its total capacity, holding roughly 1 hm³ of water out of a maximum 2 hm³. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has held broadly steady (+0.1 pts), and it is 11.5 points above its level on the same date a year earlier.
Across the readings we hold for Manjimup — 1029 data points between July 30, 2023 and July 26, 2026 — the level has ranged from a low of 27.3% (July 16, 2024) to a high of 75.3% (November 27, 2025). On average the reservoir is fullest around October and at its lowest around May.
The dam at Manjimup was completed in 1967. It is operated by BOM primarily for water supply.
Key facts
- Current fill level
- 69.8%
- Water stored
- 1 hm³
- Total capacity
- 2 hm³
- 7-day change
- ▲ 0.1 pts
- Year-on-year
- ▲ 11.5 pts
- Primary use
- Water supply
- Year completed
- 1967
- Operator
- BOM
- Coordinates
- 34.279°S, 116.046°E
- Last updated
- July 26, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 26 Jul 2026 | 69.8% | 1 |
| 25 Jul 2026 | 69.7% | 1 |
| 24 Jul 2026 | 69.5% | 1 |
| 23 Jul 2026 | 69.4% | 1 |
| 22 Jul 2026 | 69.2% | 1 |
| 21 Jul 2026 | 69.0% | 1 |
| 20 Jul 2026 | 68.9% | 1 |
| 19 Jul 2026 | 68.7% | 1 |
| 18 Jul 2026 | 68.6% | 1 |
| 17 Jul 2026 | 68.4% | 1 |
| 16 Jul 2026 | 68.3% | 1 |
| 15 Jul 2026 | 68.2% | 1 |
Frequently asked questions
What is the current water level of Manjimup?
As of July 26, 2026, Manjimup is at 69.8% of its capacity, holding approximately 1 hm³ of water, according to BOM data.
Is Manjimup reservoir full?
No. As of July 26, 2026, Manjimup is within its normal operating range at 69.8% of its capacity, so it is not full.
Is the water level at Manjimup rising or falling?
The level at Manjimup has been broadly stable over the latest week on record (+0.1 points).
How much water can Manjimup hold?
Manjimup has a total capacity of 2 hm³.
Where is Manjimup reservoir located?
Manjimup is located in Western Australia, Australia (coordinates 34.279°S, 116.046°E).
When was Manjimup dam built?
The dam at Manjimup was completed in 1967.
What is Manjimup used for?
Manjimup is used primarily for water supply, and is managed by BOM.