Channel 7 officially launched in January 1998 and is situated at the Grimsby Institute's main campus at Nuns' Corner.

During its time at Immingham, Channel 7 was innovative in its programming utilising talents such as Chris McRae, Stuart Hall, Rob Dabb and many others, new to TV yet excited and motivated they produced hours of television a lot of it totally live with interaction with the public.

[4] The channel rebranded as Estuary TV and began broadcasting on Freeview from the Belmont transmitting station on 26 November 2013.

[6] The evening news team consisted of: News Team - Hugh Riches (Lead Presenter) - Luke Adams (Producer & Presenter) - Jack Muscutt (Sports Presenter & News Reporter) - Fred McNamara (News Reporter) Production Team - Tom Reid (Senior Producer) - Neil Crofts (Producer) - Samantha Bayram (Technical Operator) Senior Management - Lia Nici (Executive Producer) On 2 August 2018, The Grimsby Institute announced that Estuary TV would cease broadcasting on 31 August resulting in the staff losing their jobs.

The Institute also announced their intention to work with a larger broadcaster to keep Local TV running in the region after the channel closes.