1. The Ash rises near Little Hadham, and, passing the village of Widford, joins the Lea at Stanstead.
2. The Beane, rising in the parish of Cottered, runs to Walkern, where it passes close to the church, and flows from thence past Aston and Watton, and into the Lea at Hertford.
3. The Bulbourne rises in the parish of Tring, passes N.E. of Berkhampstead and S.W. of Hemel Hempstead and unites with the Gade at Two Waters.
4. The Chess enters the county from Buckinghamshire at Sarratt Mill, and flowing past Loudwater joins the Gade at Rickmansworth. The Valley of the Chess is one of the prettiest districts in the shire.
ON THE RIVER COLNE
5. The Colne rises near Sleap’s Hyde, is crossed by the main road from Barnet to St. Albans at London Colney, and by the main road from Edgware to St. Albans at Colney Street. Thence it passes between Bushey Hall and Bushey Lodge, flows through Watford to Rickmansworth where, uniting with the Gade and Chess, it enters Middlesex near Stocker’s Farm.
6. The Gade rises near Little Gaddesden, skirts Hemel Hempstead Church on the W. side, and passing King’s Langley and Hunton Bridge, flows through Cassiobury Park and joins the Chess and Colne at Rickmansworth.
7. The Hiz, rising at Well Head, S.W. of Hitchin, crosses that town, joins the Purwell at Grove Mill and leaves the county at Cadwell.