About 7 miles.
The distance from the Thames Barrier to the source of the River Thames is about 215 miles (346 kilometers). The source of the River Thames is located in the Cotswolds region in Gloucestershire, England.
London Bridge is about 150 miles downstream from the source of the river Thames.
The river Thames is the second longest river in Britain - the Severn is just slightly longer. It flows through Oxford, Reading and London before discharging into the North Sea. The Cherwell, Wey and Medway are its main tributaries. It is tidal as far as Teddington in West London and has a flood barrier at Woolwich in southeast London. Tower Bridge is the only bridge over the Thames which can be raised to allow tall ships to pass underneath it. The river Thames in London used to be the busiest port in the world.
From the mouth of the Thames at the North Sea to Teddington Lock in West London.
Kingston is part of Greater London and it is about 10 miles from Central London.
Kingston upon Thames is a suburb of southwest London and is about 12 miles from central London.
The river Thames is tidal as far upstream as Teddington Lock which is in a suburb of West London.
The River Thames, although large ships cannot get upriver as far as London.
No. The River Thames is tidal only to the point of Teddington Lock. There is a flood barrier on the River in London to hold back any surge that may happen, but it has not been needed to be used so far.
About 3 miles.
About 3 miles
It allowed ships to reach far inland