| Site of Special Scientific Interest | |
| Location | Carmarthenshire |
|---|---|
| Grid reference | SN5958912239 |
| Coordinates | 51°47′28″N4°02′14″W / 51.791132°N 4.0372827°W |
| Interest | Biological |
| Area | 10.49 ha |
| Notification | 21 August 1998 |
This article relies largely or entirely on a single source .(September 2022) |
Caeau Blaenau-mawr is a species rich damp grassland that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.