An eighth-place finish was achieved by the Sudbury Storms team depleted by illness in the first round of the National Arena League.
Competition at Harlow was fierce with Sudbury competing against seven other teams from across London and the Home Counties.
Olivia Sherred led the way to one of four wins for the Storms on the night in the under-16 100m backstroke with a personal-best (pb) time of one minute 13.11 seconds and was a close second in the 100m freestyle with a pb of 1.05.83.
Masters swimmer Tom Williams had two fine wins while Laurence Chalk dominating the under-16 100m butterfly.
Senior swimmer Kelly Murray smashed her pbs in the open 100 butterfly, where she finished third, in 1.30.25 and in the backstroke 1.21.87.
There were also pbs for Nathan Alexander, stepping in on the day in the under-14 breaststroke, in 1.44.93 and Bea Crossley in the under-14 100m breaststroke, in 1.41.70 and Sam Clark in under-15 100m backstroke (1.13.79) and 50m freestyle under-14 relay (34.58secs).
More pbs came from: Ryan Alexander (50m backstroke 32.91), Sam Roberts (freestyle relay 38.79), Sophie Jones (50m butterfly 45.49), Caitlin Evans (50m breaststroke 54.01).
Other good performances were in the relay teams with the under-16 freestyle team of Alicia Demetriades, Gemma Rides, Olivia Sherred and Mollie Milsom in second place and the open medley team of Fran King, Ella Rides, Kelly Murray and Mollie Milsom in third.
Cameron Young, in his first selection for the team, improved his 50m freestyle time by more than six seconds in the under-12 relay teams.
n A team of Sudbury Masters won seven golds, four silvers and one bronze in the East Regionals being held at Newmarket Leisure Centre earlier this month.
The men’s relay team won their first bronze medal while pbs came from: Sarah Clarke, in the 50m, 100m and 200m breastroke and Sarah Farley, competing in 100m individual medley and 100m freestyle.
Sarah Clarke and Tom Williams qualified for the Masters Nationals in Sheffield.
Stuart McLellan swam over in Llandudno, north Wales to compete at Arfon Swimming Club, finishing second overall over a range of distances.