Property records of the Chelsea Waterworks Company, comprising land purchase registers and rent books.

General records of the Chelsea Waterworks Company, including correspondence relating to water charges; printed circulars and forms; newspaper cuttings; and reference material.

Financial records of Chelsea Waterworks Company, including annual account books; annual reports; accounts ledgers; journals; cash books; bills books; revenue ledgers; meter accounts; and order books.

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.

Records of Associated Metropolitan Water Companies, comprising minutes and accounts of the Metropolitan Water Companies Meetings of Chairmen; minutes of sub committees including the Intercommunication Committee of Engineers of the Metropolitan Water Companies and the Committee for the Management of Works of Intercommunication; and correspondence.