The incident occurred yesterday evening
The incident reportedly happened near East Tilbury station yesterday evening.
A seemingly drunk passenger was filmed arguing with various commuters.
Today, British Transport Police said a 24-year-old from Bowers Gifford has been detained.
She was arrested on suspicion of two counts of sexual assault and four counts of common assault and remains in custody while investigations continue.
Anyone who witnessed what happened is asked to contact BTP by sending a text to 61016 or by calling 0800 40 50 40 quoting reference 502 of 03/12/2019.
Tags: c2c, East Tilbury, Public Transport