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City of London Corporation

New River Company

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New River Head

With the opening of the Quentin Blake Centre for Illustration at Myddelton passage in 2026, here we highlight some of the sources for conducting research into the records we hold on the New River Company. The Quentin Blake Centre sits on the site of the old engine house, boiler house, coal stores and windmill base that were associated with the New River Head.

Construction

The New River was constructed between 1609 and 1613 and financed by Sir Hugh Myddelton (1560-1631) to bring water from Amwell and Chadwell in Hertfordshire to the City of London. The River terminated at the elevated fields known as the Commandery Mantles in Clerkenwell where ponds and a cistern house were constructed. From the New River Head the water was distributed by pipes. The New River Company was incorporated by letters patent in 1619.

In the eighteenth century the New River Company needed more power to deliver water to other areas in London and to provide more for each person due to revelations about the connection between dirt and disease.

Here we highlight some sources for conducting research into the records we hold on the New River.

a plan of a cistern field and waste pond
London Picture Archive - 7700Plan of New River Head, Finsbury, 1753.
a man with a beard and ruff and heavy cloak and chain
London Picture Archive - 290252Portrait of Sir Hugh Myddelton.

Artists' impressions

You can search the London Picture Archive for images covering the history of the New River. Here are a few examples.

Search the London Picture Archive

view of a city scape with river and cathedral on the horizon
London Picture Archive - 27623View of the City of London taken from the bowling green at Islington and showing New River Head waterworks in the foreground, by Thomas Bowles c.1740.
fields and a windmill base with water in the foreground
London Picture Archive - 322021A panoramic view of the New River Head, Finsbury, 1740.
view of a river and base of a windmill on the right
London Picture Archive - 7698View of New River Head with figures, c.1750.

The Victorian artist C H Matthews (1820 - ?) had an interest in the landscape of North London and depicted scenes of the New River.

fishing in the new river with trees underneath a pink sky
London Picture Archive - 304798Fishing in the New River by C H Matthews.

Nineteenth-Century developments

During the nineteenth century the original circuitous forty mile course of the New River was shortened and straightened by the construction of aqueducts, tunnels and underground pipes. Reservoirs were built at Stoke Newington in 1831 and 1833 and at Cheshunt in 1837. The Metropolis Water Act 1852 required water companies to filter all domestic water and to store it in covered reservoirs. The New River Company built filtration works at Stoke Newington, Hornsey and New River Head.

reservoir atop a mound and surrounded by a wall
New River Reservoir at Tolmers Square, 1861 by C H Matthews.

The New River Company estate in Clerkenwell was developed as a residential area in the early nineteenth century, including the church of St Mark, Myddelton Square designed by the New River Company surveyor, William Chadwell Mylne. In 1904 the New River Company (Limited) was formed to take over the property interests of the New River Company in Clerkenwell, Islington, Enfield and other parishes in the vicinity of the New River.

The site of the Quentin Blake Centre for Illustration

At TLA, as well as researching the extensive history of the New River, you can also find out about the old engine house (built in 1768) which was topped by a huge chimney until 1954, and the windmill base that form some of the structures on the site of the Quentin Blake Centre for Illustration.

New River Head Engine House with pipes in the foreground.
London Picture Archive - 322038New River Head Engine House with pipes in the foreground, by George Sidney Shepherd, 1800s.
New River Head Engine House
London Picture Archive - 214393New River Head Engine House, Metropolitan Water Board, 1973.
New River Head Mill House, base of the old windmill in 1973.
London Picture Archive - 214389New River Head Mill House, base of the old windmill in 1973.

Search the archives

You can search for related archives on our catalogue, here we highlight some references of interest:

ACC/2558/NR - series of records concerning the New River Company as a predecessor to Thames Water.

ACC/3499/SL/01/0900 - notes for volumes 46 & 47 of the Survey of London covering South and East Clerkenwell, Northern Clerkenwell and Pentonville. This has a useful collated set of copies of drawings and other information from TLA and other archives such as the Royal Society regarding the New River Head.

ACC/2558/MW/C/15/041 - New River Company: Smeaton's fire engine, notes and reports on the coal consumption of the engine and its impact on the water service 1766-1792

ACC/1953/A/155 - 'Notes in order of date': noting items of historical interest 1601-1895 and including information on Smeaton's Engine of 1767 at New River Head.

 a letter with typed text
ACC/1953/A/155An enquiry about the New River Head and the Engine House to the Metropolitan Waterboard in 1907.