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Pwll Mawr Engine House
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NPRN
33719
Map Reference
SS69NE
Grid Reference
SS6773096290
Unitary (Local) Authority
Swansea
Old County
Glamorgan
Community
Bonymaen
Type Of Site
ENGINE HOUSE
Period
Post Medieval
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Description
Ruinous engine house above former coal mine.
Shaft was sunk in c.1772 and worked until 1828 when an exposion led to its closure. Re-opened in 1881 and the present pumping house dates from this period. Finally closed c.1893.