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The Queen Mother Reservoir
Reservoir
Cool today
The Queen Mother Reservoir is a public water supply reservoir that lies between the M4 and the M25 to the west of London, close to Datchet. It is 475 acres (1.92 km2) in size or about 1 km in diameter - making it one of the largest inland areas of water in Southern England. It is managed by Thames Water.
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Weather at The Queen Mother Reservoir
51°F, Overcast · H 57° / L 51° · 85% chance of rain3-day forecast
H: 57° L: 51°
Overcast

51°
|
Feels like 46°
Precipitation
85%
Humidity
85%
Wind
9 mph
UV Index
0
12 AM

54°
3 AM

55°
6 AM

55°
9 AM

55°
12 PM

57°
3 PM

54°
6 PM

53°
9 PM

51°
Frequently asked questions
- Where is The Queen Mother Reservoir?
- The Queen Mother Reservoir is a reservoir in South East England.
- Can you swim at The Queen Mother Reservoir?
- There is no fixed answer for The Queen Mother Reservoir: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at The Queen Mother Reservoir in South East England. Check current water conditions before you go, and follow posted signs and local guidance.
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Location & Contact
South East England
🏞️ Best times & visiting tips
- ›Check for boat launch facilities and fees
- ›Obtain required fishing licenses before arrival
- ›Be aware of lake-specific regulations and restrictions
- ›Monitor water quality reports before swimming
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