Pen-y-fan Pond is a man-made reservoir in South Wales built around 1794-6 as part of the engineering works for the Crumlin Arm of the Monmouthshire Canal. The reservoir was used to maintain the water level in the canal.

Pen-y-fan Pond
Pen-y-fan Pond
Location	South Wales
Coordinates	51.6979°N 3.1641°E / 51.6979; 3.1641
Type	reservoir
Catchment area	Sirhowy River
Basin countries	United Kingdom
Surface area	6.7 hectares (14 acres)
Surface elevation	1,000 feet (300 m)

The reservoir is formed by a large earth dam with stone facings, forming banks on three sides of a gentle slope. The outlet to the canal feeder forms a stone-lined, oval tunnel and a valve chamber is set into the bank above.

Pen Y Fan Pond Country Park features the reservoir, and provides a circular walk around the lake, and minimal facilities for visitors. The site has a car park, and is popular destination for families and fishermen. Fisherman may purchase day tickets from the Islwyn & District Angling club's website: http://www.islwynanglers.com

External links

• Coflein entry
• Country Park website