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| Site of Special Scientific Interest | |
| Location | Mid and South Glamorgan |
|---|---|
| Grid reference | ST1490883381 |
| Coordinates | 51°32′34″N3°13′42″W / 51.542887°N 3.2284153°W |
| Interest | Biological |
| Area | 111.45 ha |
| Notification | 19 February 1985 |
Fforestganol a Chwm Nofydd is a Site of Special Scientific Interest [1] north of the M4 motorway and east of Tongwynlais, in Cardiff, Wales.