In its upper course the river drains a broadly triangular area defined by the chalk escarpment of the chiltern hills and the berkshire downs to the east and south, the cotswolds to the west, and the northamptonshire uplands to the north. It was recognised as the source of the thames as early as 1546 in a work by the antiquarian john leland. The official source of the river thames, thames head (the spring being called lyd well), can be found in the county of gloucestershire in a cotswold meadow called trewsbury mead near kemble and approximately 3 miles south west of cirencester. At goring gap it cuts through the chalk escarpment and then drains the land lying north of the dip slope of the north downs. 切换至生存模式：/gamemode survival。 2. Ordnance survey map reference st980994 to be absolutely precise. The transition from freshwater to estuarine reaches occurs closer to central london, around battersea. · where is the source of the river thames? · 2025年十月台式机电脑diy配置推荐（这篇文章每月都会更新，可以收藏） 本文内配置单无任何利益相关，配置推荐以性价比为主，每月月初会及时更 … In drought conditions the thames has been known to start some six miles (ten kilometres) or more from the marker stone that claims to be the initial point of the river. Flowing through gently rolling lowlands, the distinctive character of the thames is pastoral and undramatic. The thames head site is recognised by ordnance survey and by the environment agency. · 切换生存和创造模式的命令： 在我的世界中，切换生存和创造模式的命令如下： 1. Thames head, located in a serene cotswold meadow called trewsbury mead near kemble, and approximately 3 miles southwest of cirencester, is traditionally recognised as the rivers source. The river thames, known alternatively in parts as the river isis, is a river that flows through southern england including london. The source of the thames river is located in the cotswolds, england. See full list on britannica. com Specifically, it emerges from a small spring near the village of kemble in gloucestershire. Rising in the cotswold hills, its basin covers an area of approximately 5,500 square miles (14,250 square km). This tidal influence begins to be felt intermittently, for some three hours during a high tide, at teddington in the west suburbs of london. Water and its varying forms Its last great tributary, the river medway, drains much of the low-lying weald area of kent and sussex to the south of london. This ai-generated answer is powered by openai. · this is apparently not unusual, the “ source ” being seasonal (or, even, merely traditional); Its basin, which receives an annual average precipitation of 27 inches (688 mm), has a complex structure. The tides and surges of the sea, moreover, have a profound effect on the water level of the river ’s lower course. Its average fall between lechlade and london is less than 20 inches per mile (32 cm per km). River thames, chief river of southern england. At london bridge, in the heart of the metropolis, the river rises 22 feet (7 metres) on the spring tides and 18 feet (5. 5 metres) on the neap tides. The traditional source at thames head , which is dry for much of the year, is marked by a stone in a field 356 feet (108. 5 metres) above sea level and 3 miles (5 km) southwest of the town of ci. According to mallory and adams, the thames , from middle english temese, is derived from the brittonic name for the river, tamesas (from the hypothesised * tamēssa), [3] recorded in latin as tamesis and yielding modern welsh tafwys thames . The official source of the thames lies in a remote gloucestershire meadow on the edge of the small village of kemble. Ai-generated content may sometimes contain inaccurate, incomplete, or biased information, so make sure you do additional research. You should not rely on this feature for medical, financial, or legal advice.
