Armed police were called to a 'domestic incident' in Morriston in the early hours of the morning.
South Wales Police said the officers were sent to Clos Aaron on Saturday morning as a precaution.
Neighbours claimed a stand-off then ensued between police and a man.
A Clos Aaron resident said: “There was a stand-off lasting a couple of hours.
“It is really disappointing to have something like this happen here.
“We just do not want it.”
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South Wales Police confirmed a man was arrested in connection with the incident.
A force spokesman said: “We were called at about 2.05am on July 13 to Clos Aaron, Morriston , to reports of a domestic incident.
“Armed officers were deployed to the scene as a precaution."
He said a 48-year-old man was arrested on suspicion of assault and had since been released on police bail.
