Yes - as far upriver as Teddington in west London.
From the mouth right up to London.
Mudlarks
To stop the flood tide from coming upstream and flooding London
The Thames Barrier is used to prevent London from flooding. Under normal conditions it lies on the bed of the river Thames and is only raised when an exceptionally high tide is expected.
The Thames Flood Barrier is a structure which normally lies on the bed of the river downstream from central London which can be raised when an exceptionally high tide is expected, thereby preventing London from flooding.
That would be the River Thames.
The River Thames is the major river through London, cutting right through the middle of the city. There are many other rivers in London, such as the River Lee (or Lea) and the River Brent.
The river Thames (pronounced temz)
London is situated on the River Thames (pronounced 'temz'.
Thames River
The Millennium Bridge in London, UK is 10.8m above the river Thames at high tide.
The Thames flows through London.
A Mudlark was the title given people that scavenged the river mud in London during low tide for items that were saleable during the Industrial Revolution. Mudlarks would scavenge the mud of the River Thames at low tide, for anything of value.