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Grove Colliery is a post-medieval and modern engine house located in Wales, protected by Cadw under reference PE489. The structure stands upon bedrock of the Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation, strata laid down during the Moscovian period and comprising mudstone, siltstone, sandstone, coal seams, ironstone and ferricrete. This geological foundation directly supplied the coal that drove the colliery's industrial operation.
Engine houses such as this typically housed the steam engines essential to deep coal mining, whether for pumping water from the workings or winding coal and miners to the surface. The survival of Grove Colliery's engine house reflects the infrastructure that supported Wales's significant coal extraction industry during the post-medieval and modern periods.
As a designated monument, the engine house represents an important record of Wales's industrial heritage and the technological developments that enabled exploitation of the rich coal deposits beneath the landscape. The site remains a tangible reminder of the engineering and labour that characterised this era of extraction.
Grove Colliery is a scheduled monument protected by Cadw under reference PE489. View the official record →
Grove Colliery is a post-medieval and modern engine house located in Wales, protected by Cadw under reference PE489.
Grove Colliery dates from the post medieval/modern period, and is classified as a engine house. It is one of over 32,000 scheduled monuments protected across the UK.
Grove Colliery 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 PE489.
Several scheduled monuments lie within 10 km, including Tenby Castle (6.6 km), Tenby Town Wall (6.8 km), Fort St Catherine (6.8 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Grove Colliery'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.
Grove Colliery stands on Pennine Middle Coal Measures Formation And South Wales Middle Coal Measures Formation (Undifferentiated), bedrock that formed in the Moscovian. The rock here is mudstone, siltstone, sandstone, coal, ironstone and ferricrete.