Californian city intent on squashing vulgar refusal by Senate ultimately (7)

I haven't cracked this one yet — but the brilliant team at Fifteensquared have:

Californian city intent on squashing vulgar refusal by Senate ultimately [NAH (=vulgar refusal) + <senat> E (“ultimately” means last letter only)] in AIM (=intent); Anaheim is a city in Southern California outside Los Angeles