Corporate records of the West Middlesex Waterworks Company, including Board of Directors minutes; General Assembly minutes; Committee minutes; letter books and correspondence; legal papers; records relating to stocks and shares; files on Royal Commissions on water supply; and general files of the Secretary.

Financial records of the West Middlesex Waterworks Company, including ledgers; cash books and journals.

Records of the West Middlesex Waterworks Company relating to water supply and distribution, including Engineer's reports; Engineer's diaries for technical matters and workmen's time; Inspectors' technical diaries; revenue survey volumes; water supply and distribution volumes and files.

Property records of the West Middlesex Waterworks Company including trade rental books and rental volumes.

Records of the Metropolitan Free Drinking Fountain Association, later known as the Metropolitan Drinking Fountain and Cattle Trough Association; including minutes; agendas; constitution; annual reports; records relating to property and structures (fountains); correspondence; bequests and trusts; staff; financial accounts; plans; photographs; printed material including press cuttings and histories, and case files relating to individual fountains.

Records of Thames Water predecessor companies (water supply) and local authorities (waste water management including sewer network), comprising the following:

ACC/2558/CH: Chelsea Waterworks Company

ACC/2558/DV: Darenth Valley Main Sewerage Board

ACC/2558/EL: East London Waterworks Company

ACC/2558/GJ: Grand Junction Waterworks Company

ACC/2558/KE: Kent Waterworks Company

ACC/2558/LA: Lambeth Waterworks Company

ACC/2558/LC: Lee Conservancy Catchment Board

ACC/2558/LL: London Local Authorities, Metropolitan Board of Works, London County Council and Greater London Council

ACC/2558/MW: Metropolitan Water Board

ACC/2558/NR: New River Company

ACC/2558/S: Shadwell Waterworks Company

ACC/2558/SR: Staines Reservoir Joint Committee

ACC/2558/SV: Southwark and Vauxhall Water Company

ACC/2558/TW: Thames Water Authority

ACC/2558/WK: West Kent Main Sewerage Board

ACC/2558/WM: West Middlesex Waterworks Company

The records include corporate records and minutes, staff records, clerk's papers, records relating to water supply and distribution, technical reports, purchase records, property records, legal papers, plans, substantial series of photographs, glass plate negatives and lanterns slides (especially clean water: under ACC/2558/MW/PH, ACC/2558/MW/GP and ACC/2558/MW/L and sewer and waste water: under ACC/2558/LL/PH) and financial accounts and ledgers.

Cataloguing of this collection has been funded by Thames Water. For more information about the cataloguing project which was completed September 2019, please see 'The Thames Water Treasure Trove' in 'Source' magazine, July 2016 (library reference: 24.217 THA). London Metropolitan Archives would like to thank Thames Water for funding the cataloguing of this collection.

Corporate records of the Chelsea Waterworks Company, including Court of Directors minute books; General Board minute books; Committee of Accounts and Works minute books; Finance and Audit Committee minute books; Parliamentary Committee minutes; Secretary's report books; agenda books; correspondence; letter books; legal papers; register of stock and share holders; stock and share ledgers and other records; dividend books; registers of wills; bond records; contracts and specifications.

Water supply and distribution records of the Chelsea Waterworks Company, including engineer's reports; meter inspection reports; storekeeper's reports; water supply aggreements and applications; supply records; meter registers; district water services records; collector's rate books; special supplies records; parish assessments and rates; statistical records; stopcock registers; pipelaying and works records; cartage books; meterological data and water analysis records.

Purchase records of the Chelsea Waterworks Company, including works day books; day books; Pipe Yard day book; stock books; and records relating to the delivery and consumption of coal.

Financial records of the East London Waterworks Company, including general ledgers; journals and cash books; Collectors' accounts volumes; analyses of expenditure volumes; minor financial volumes and rating files.

Staff records of the East London Waterworks Company, including Officers' guarantees; papers relating to salaries annual holidays and sickness; and staff lists.

Property records of the East London Waterworks Company, including rental ledgers; particulars of land purchases; notices and plans of intended purchase and schedule of deeds.

Records of the Grand Junction Waterworks Company relating to water supply and distribution, including water supply agreements; laying on books; meter agreements; meter readings; fire report books; water rentals books; pipes records; examination of mains books; papers relating to alterations to pipes and fittings; meter charges; supply and engineering records.

Financial records of Kent Waterworks Company, including statements of account; ledgers; journals; cash books; revenue ledgers; allocation of expenditure books; receipts books and collector's accounts.

Purchase records of the Kent Waterworks Company including stock books, store book meters, and weigh bridge books (containing descriptions of goods and their weights).

Financial records of the Lambeth Waterworks Company, including ledgers; journals; cash books and day books; Collector's rent and revenue records; water charges records; road watering and meter account books.

Financial records of the London Bridge Waterworks Company, including cash books; Treasurer's accounts; monthly balances; Collector's accounts; arrears books; papers relating to rents; water rents lost by collectors and receipt books.

Staff records of the London Bridge Waterworks Company, comprising servants weekly wages book.

Financial records of the New River Company, including abstracts of accounts; balance sheets; ledgers; collectors ledgers; journals; disbursement books; cash books; revenue account books; audit books; bill book; bill cheque books; taxes and rates ledgers and accounts; landed estate accounts and meter rent books.

Records of the New River Company relating to water supply and distribution, including pipe order books; papers relating to works carried out; Engineer's papers; materials and fittings; papers relating to water supply; standpipe books; papers relating to Collectors; water rent account books and water rent rates; river and water gauges; pipe order books; river and water gauges; statistical returns and reports.

Property records of the New River Company, including rent and arrears books; rents payable registers; rent and acknowledgements books; ground rents registers; building estate insurances; fire insurances and leases.

Records of the Staines Reservoir Joint Committee, comprising progress reports from the Engineer.