That is probably 33025 which is stored.
Not quite.
The West Coast Class 33 Fleet currently consists of:
33025 - Which is in Southall, in Maroon and will be returning to mainline use soon.
33029 - Mainline Ready, Based out of Southall. Used as recently as last weekends excellent Purbeck Explorer tour from Swanage to West Ruislip (a rather fine 33 that one!)
33207 - West Coast Maroon, Mainline Ready. I think is currently based out os Southall.
33030 - Carnforth. Sadly this one is WCRCs spares donor and still in DRS Blue.