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River Basins
Thames
Thames AWB
Colne Canals and SWT
River Basins
. . .
Thames AWB
Colne Canals and SWT
Colne Canals and SWT
This operational catchment is part of the
Thames AWB
management catchment and is managed by
The Environment Agency
View Management Catchment
Grand Union Canal, Berkhamstead to Maple Lodge (RIvers Bulbourne, Gade and Colne)
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Grand Union Canal, Maple Lodge to Uxbridge (Rivers Colne and Chess plus canal)
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Grand Union Canal, Tring summit
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Grand Union Canal, Tring summit to Berkhamstead
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King George VI Reservoir water transfer
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