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Grwyne Fawr Reservoir - Photo 1
Photo: Grwyne Fawr Reservoir dam - geograph.org.uk - 135959.jpg via Wikidata Q24993957 License

Grwyne Fawr Reservoir

Reservoir

Good conditions today

The Grwyne Fawr Reservoir is located in the valley of the river Grwyne Fawr in the Brecon Beacons National Park, Wales. Completed in 1928, it has the capacity to hold 400,000,000 imperial gallons (1,800 megalitres).

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Weather at Grwyne Fawr Reservoir

H: 69° L: 48°
Sunny
Sunny
68°
|
Feels like 61°
Precipitation
3%
Humidity
28%
Wind
7 mph
UV Index
0.7
Water Conditions:
🏊Cool but swimmable
12 AM
Clear
54°
3 AM
Clear
52°
6 AM
Clear
51°
9 AM
Sunny
53°
12 PM
Sunny
65°
3 PM
Sunny
69°
6 PM
Sunny
68°
9 PM
Clear
64°

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Frequently asked questions

Where is Grwyne Fawr Reservoir?
Grwyne Fawr Reservoir is a reservoir in Wales.
Can you swim at Grwyne Fawr Reservoir?
There is no fixed answer for Grwyne Fawr Reservoir: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at Grwyne Fawr Reservoir in Wales. Check current water conditions before you go, and follow posted signs and local guidance.

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🏞️ Lakes 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
Best Seasons:
☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

Wales

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