to reduce sulphur dioxide emissions. The factory used Lower Oxford Clay, which contains circa 5% marine organics, formed 150 million years ago when it was on the sea bed. This reduced the coal requirement, as the organic material burned. Stewartby Brickworks closed in May 2008. In 2021, it was announced that the four remaining chimneys, were to be demolished, as the land owners deemed them unsafe, they were later demolished in September 2021. The chimneys were demolished on 26th September 2021 at 11:15am. Infrastructure Stewartby has a railway station on the Marston Vale Line. The village was to have been the planned location for the proposed National Institute for Research into Aquatic Habitats (NIRAH). This project was scrapped in June 2015 due to lack of investment funding. The new housing development is called Hanson's Reach. Phase one involves 750 new houses being built. It is planned to construct a very large waste incinerator in an abandoned clay pit next to the village. Education Kimberley College is a sixth form centre which opened in Stewartby in September 2013. There is a lower school in Stewartby called Broadmead Lower School, which was opened in 1965. The middle school is Marston Vale, which takes in children from the surrounding area. Sport and leisure Stewartby has been home to Stewartby Village Football Club since 1999. In the 2009/10 season it was in the Bedfordshire County League Division 4. Stewartby is also home to Stewartby Amateur Operatic and Dramatic Society which has been putting on performances of concerts and Gilbert and Sullivan operettas since 1951. There is a large park in Stewartby which has a new slide and zip wire. There are plans to extend the park. A BMX track has been built behind the club house. The railway in Stewartby was opened in 1905 and used to form part of the Varsity Line, from Oxford to Cambridge. There are plans to reopen the closed parts of the line under the East West Rail scheme. The line now sees an hourly service Monday to Saturday between Bedford and Bletchley, operated by London Northwestern Railway using Class 230 trains. The lake is home to Stewartby Water Sports Club, a not for profit organisation which promotes Angling, Power Boat Racing, Sailing, Wakeboarding and Waterskiing. There are also opportunities for open-water swimming, paddleboarding, canoeing and wind-surfing which are organised from within the club. See also Stewartby railway station