Reservoir · South Australia · Australia · BOM Water Data Online
Lock 5 - Renmark
62.7% full
Capacity
36.9 hm³
Volume stored
23 hm³
River
River Murray
Year completed
1927
Coordinates
34.183°S, 140.775°E
Last updated
2026-07-28
Current fill
62.7%vs 7 days ago
-0.3%losing
vs 1 year ago
+0.6%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: 2026-07-28.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -34.183, 140.775 · Open in Google Maps
About Lock 5 - Renmark
As of July 28, 2026, Lock 5 - Renmark is filled to 62.7% of its total capacity, holding roughly 23 hm³ of water out of a maximum 37 hm³. At this level the reservoir is within its normal operating range. Of that total, about 23 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (-0.3 pts), and it sits close to where it was a year earlier.
Across the readings we hold for Lock 5 - Renmark — 1095 data points between July 30, 2023 and July 28, 2026 — the level has ranged from a low of 58.8% (April 16, 2026) to a high of 69.9% (October 22, 2025). On average the reservoir is fullest around October and at its lowest around April.
The dam at Lock 5 - Renmark was completed in 1927. It is operated by BOM primarily for water supply. It lies within the River Murray Basin basin at 34.183°S, 140.775°E.
Key facts
- Current fill level
- 62.7%
- Water stored
- 23 hm³
- Total capacity
- 37 hm³
- Usable capacity
- 23 hm³
- 7-day change
- ▼ 0.3 pts
- Year-on-year
- ▲ 0.6 pts
- Primary use
- Water supply
- River
- River Murray
- River basin
- River Murray Basin
- Year completed
- 1927
- Operator
- BOM
- Coordinates
- 34.183°S, 140.775°E
- Last updated
- July 28, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 28 Jul 2026 | 62.7% | 23 |
| 27 Jul 2026 | 63.0% | 23 |
| 26 Jul 2026 | 62.7% | 23 |
| 25 Jul 2026 | 62.4% | 23 |
| 24 Jul 2026 | 62.4% | 23 |
| 23 Jul 2026 | 62.7% | 23 |
| 22 Jul 2026 | 62.6% | 23 |
| 21 Jul 2026 | 62.3% | 23 |
| 20 Jul 2026 | 62.5% | 23 |
| 19 Jul 2026 | 62.2% | 23 |
| 18 Jul 2026 | 62.0% | 23 |
| 17 Jul 2026 | 61.8% | 23 |
Frequently asked questions
What is the current water level of Lock 5 - Renmark?
As of July 28, 2026, Lock 5 - Renmark is at 62.7% of its capacity, holding approximately 23 hm³ of water, according to BOM data.
Is Lock 5 - Renmark reservoir full?
No. As of July 28, 2026, Lock 5 - Renmark is within its normal operating range at 62.7% of its capacity, so it is not full.
Is the water level at Lock 5 - Renmark rising or falling?
The level at Lock 5 - Renmark has been broadly stable over the latest week on record (-0.3 points).
How much water can Lock 5 - Renmark hold?
Lock 5 - Renmark has a total capacity of 37 hm³, of which about 23 hm³ is usable storage.
Where is Lock 5 - Renmark reservoir located?
Lock 5 - Renmark is located in South Australia, Australia, within the River Murray Basin basin (coordinates 34.183°S, 140.775°E).
When was Lock 5 - Renmark dam built?
The dam at Lock 5 - Renmark was completed in 1927.
What is Lock 5 - Renmark used for?
Lock 5 - Renmark is used primarily for water supply, and is managed by BOM.