areas would require the water level to be raised, which the Environment Agency raised concerns over due to the potential for the flooding of nearby homes. The water level had been kept artificially low since 1992 when floods caused damage to newly built houses close by. The engineering consultancy firm Halcrow Group presented a report to Hillingdon Council in April 2010 recommending a £250,000 flood mitigation scheme. In January 2012, the plans received the necessary safety approvals from the Environment Agency in order to proceed. References Citations Bibliography External links London Borough of Hillingdon: Ruislip Woods and Lido Web site offering information and history of Ruislip Lido Brochure for the lido from circa 1948 Map of the Ruislip Lido Railway Urban public parks Defunct sports venues in London Sailing in England Lidos Parks and open spaces in the London Borough of Hillingdon Country parks in London Sports venues completed in 1933