He was the stroke in the winning crew in the men's coxless four that had a commanding win over Central RPC at Lake Ruataniwha.
Southern RPC won the race in 6min 16.67sec from Central RPC in 6min 20.22sec.
Harvey was in the middle of the Southern RPC eight that was even more dominant and won the men's open eight in 6min 02.51sec.
The Otago club's men's under-17 double sculls combination of Bryce Abernethy and Jack O'Leary took control after halfway to win in 7min 12.37sec from James McNicol and Jack Waddell (North End) and the Otago No 2 crew of Clay Forward and Jordan Saville.
O'Leary got the jump on the field in the final 500m when he won the men's under-17 single sculls in 7min 41.14sec, ahead of McNicol and Abernethy.
Veteran rower Kelvin Maker (North End) showed he had not lost any of his old skills when he won the masters single sculls over 1000m from Tim Gardner (Twizel) in 3min 06.10sec.
The talented Zoe McBride (Otago) took command from the start to win the women's club single sculls in 8min 17.03sec.
She won by 13sec from Heather Livesey (Timaru) and Hannah Baddock (University).
Livesey was in better touch when she won the women's under-18 single sculls from Charlotte Williams (Columba College). Livesey and partner Caitlin Rowland caused the upset of the championships when they beat Maadi Cup champions McBride and Hannah Duggan in the club double sculls.
The men's club single sculls was won by Jamie Saunders who beat Otago University club-mate Thomas Stott by 9sec with his time of 7min 37.69sec.
The Wakatipu men's under-15 quadruple sculls of Matt Nicholson, Jacob Flanagan, Michael Foley, Josh Speight and cox Nick Foley was named the crew of the day when it beat Cromwell by 12sec in 7min 18.94 sec.
The Otago University quadruple sculls of Kate Stretton, Rose Taylor, Nicola Shanks, Sophie Smith and cox Amanda Taylor showed the benefits of a sound technique when winning the novice women's event by 23sec from North End in 8min 03.92sec.
Shanks and Smith teamed up to win the women's novice double sculls by 2sec from Otago in 8min 16.74sec.
The Wanaka crew of Eachann Bruce, Bailey Masters, Riley Bruce, James Redai and cox George Heard won the men's under-16 quadruple sculls by 10sec over St Bedes in 6min 50.57sec.
The Dunstan Arm combination of Reed Frewen and Danyan Trask won the double sculls in the same grade when they beat Eachann Bruce James Redai (Wanaka) in a neck-and-neck race in 7min 17.96sec.
