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Pen y Fan Canal Reservoir is a Post Medieval and Modern water supply and drainage structure located in Wales, designated as a Scheduled Ancient Monument (SAM MM269) under Cadw protection. The reservoir represents nineteenth-century engineering infrastructure developed to support industrial or agricultural water demands in the region. As a dam structure, it forms part of Wales's significant heritage of water management systems constructed during the period of industrial expansion. The monument reflects the technological and civil engineering practices of its era in harnessing upland water resources for economic purposes.
Pen y Fan Canal Reservoir is a scheduled monument protected by Cadw under reference MM269. View the official record →
Pen y Fan Canal Reservoir is a Post Medieval and Modern water supply and drainage structure located in Wales, designated as a Scheduled Ancient Monument (SAM MM269) under Cadw protection.
Pen y Fan Canal Reservoir dates from the post medieval/modern period, and is classified as a dam. It is one of over 32,000 scheduled monuments protected across the UK.
Pen y Fan Canal Reservoir is a Scheduled Ancient Monument, legally protected by Cadw — the body responsible for designating and safeguarding heritage sites in Wales. The official designation reference is MM269.
Several scheduled monuments lie within 10 km, including Charcoal Blast Furnace at Abercarn (5.9 km), Twyn Tudor (6.6 km), Former Dam of Cwmcarn Canal Reservoir (7.4 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Pen y Fan Canal Reservoir's history, each drawn from the record and mapped to the exact spot:
Every location is different. Not every section appears for every place, only what the historical record actually holds turns up in a report.
Pen y Fan Canal Reservoir stands on South Wales Upper Coal Measures Formation, bedrock that formed in the Westphalian. The rock here is mudstone, siltstone, sandstone, coal, ironstone and ferricrete.