River Mole Brook, Gatwick Stream, Earlswood Brook, Pipp Brook and The Rye, which drains Ashtead. A full list of the tributaries is given in the table below. River Mole The River Mole is a tributary of the River Thames in southern England. It rises in West Sussex near Horsham and flows northwest through Surrey for to the Thames at East Molesey, opposite Hampton Court Palace. The river gives its name to the Surrey district of Mole Valley. The Mole crosses the North Downs between Dorking and Leatherhead, where it cuts a steep-sided valley, known as the Mole Gap, through the chalk. Much
Mole Valley Kingdom, after the nearby Borough of Waverley. In May 2006, a report commissioned by British Gas showed that housing in Mole Valley produced the twentieth highest average carbon emissions in the country at 6,928 kg of carbon dioxide per dwelling. In 2008 a group of residents got together and formed The Green Mole Forum with the aim of promoting sustainable development in Mole Valley both by providing a hub to help residents, and to lobby the council to undertake more sustainable policies. Mole Valley is served by these emergency services: Mole Valley Mole Valley is a local government district in