The Wells came back down to earth with a bump when they were on the wrong end of a 2-1 score line.
The Wells took the lead on 14mins through Captain Joe Fuller.
Erith equalised 10mins later when Tom Youngs found the net.
Max Williams scored the winner for the home side on 59mins.
The Wells slip to 9th in the SCEFL table.
Without a game next Saturday The Wells return to action on Tuesday 15th September when Croydon travel to the Culverden. Kick Off 7:45pm