INDETERMINACY by John Cage
Performed by Stewart Lee, voice, Tania Caroline Chen, piano and Steve Beresford, piano and objects. Saturday 1st Feb. 2025, 3:30pm, National Centre for Early Music, York.
– a one-off event to highlight the sewage pollution of the River Derwent SSSI in Malton and Norton, by Yorkshire Water, North Yorkshire Council and the Environment Agency.
SOLD OUT
Yorkshire Water sewage spills into the River Derwent SSSI in Malton, Norton, and Old Malton in the years 2019, 2020, 2021, 2022 and 2023 (2024 data available in March).
NB: This does not include the sewage pumped (by up to 20 mobile pumps) into the River Derwent SSSI via the operation of the Malton and Norton Pumping Plan.





Yorkshire Water sewage ‘spill’ data for 2019, 2020, 2021, 2022, 2023
Yorkshire Water Live Storm Overflow Map
Environment Agency EDM Records (Links to individual years)
Malton, Norton and Old Malton Pumping Plan and the Arup report