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 stations on the London–Worthing and Reading–Gatwick Airport railways, and in the northern third, a commuter stopping service from London–Guildford. Additionally the A24 road and the M25 motorway are the main thoroughfares. Mole Valley District Council is elected by thirds: one-third of councillors are elected at each election, each serving four year terms; three years out of four having elections. The council was however elected across all areas in 2000 after major boundary changes to the wards. Although Mole Valley (UK Parliament constituency) has been Conservative for a long time, Mole Valley District Council has, with Independent/RA and Liberal Democrats, for