April 22, 2023 - April 23, 2023 SEER Swimming Long Course Championships Sportspark, UEA Norwich Sportspark, UEA Norwich
April 23, 2023 @ 10:00 am - 12:00 pm Water polo Regional Academy Training Royal Hospital School, Ipswich Royal Hospital School, Ipswich
April 29, 2023 - May 1, 2023 SEER Swimming Long Course Championships Sportspark, UEA Norwich Sportspark, UEA Norwich
May 12, 2023 @ 5:30 pm - May 14, 2023 @ 6:00 pm SEER Swimming Long Course Championships Inspire Luton Sports Village Inspire Luton Sports Village
May 13, 2023 @ 9:00 am - May 14, 2023 @ 5:00 pm SEER Diving Age Groups Competition Southend Leisure & Tennis Centre Southend Leisure & Tennis Centre
May 14, 2023 @ 10:00 am - 12:00 pm Water polo Regional Academy Training Royal Hospital School, Ipswich Royal Hospital School, Ipswich
May 20, 2023 @ 2:00 pm - 6:00 pm Artistic Swimming Grading Day Hemel Hepstead Park Road, Hemel Hempstead, United Kingdom
May 21, 2023 @ 10:30 am - 5:00 pm Masters Development Day Culford School, Bury St Edmunds Culford School, Bury St Edmunds