Allan Brown, Ashley Dodd and Jimmy Reilly were on target to lift Trinity, who have played a game more, level on points with leaders Jersey Scottish at the top of the Coca-Cola Combination Division I table.
St Peter consolidated third place, they are now six points behind the top two with a game in hand on Scottish and two on Trinity, after winning 2-1 against Grouville at Le Boulivot.
Marco Vieira fired the visitors ahead early in the second period and after Grouville had had the lion’s share of possession Peter Vincenti nodded home their second in the last minute.
In time added on for stoppages, former Muratti captain Bradley Vowden, who excelled at sweeper, deflected a shot into his own goal.
First Tower and Rozel Rovers shared four goals at La Hague Manor where Ross Goodchild and Bradley Russell (penalty) netted for the hosts and Scott Healey twice for the visitors.
Two goals from Kevin Kennedy and one by John Tuck earned St Lawrence a 3-0 home victory against St Clement in Division II.
Grouville moved up one place to third in Division I Reserves following a 4-3 win away to St Ouen.
Darren Quintal and Jason Byrne each scored twice for the winners with St Ouen replying through Anthony Marett (two) and Michael Lawlor.
Sporting Academics joined Magpies at the top of Division II Reserves, they trail on goal-difference, after winning 5-3 against St John at Les Quennevais.
Simon Davies (two), Joe Freitas, Michael Perreira and Ben Blacker notched for the Accies and John Michel, Steve Brady and Julian Cornick for St John.
Mike Martini hit a brace and Peter Gray a single for St Lawrence in a 3-3 draw against Beeches Old Boys at the FB Fields.
Jersey Wanderers defeated St Brelade 4-2 in Division C at the Airport where Martin Staines, Colin Jones, Scott Young and Tony Salaun scored for the winners and Ben Ahier and Paul Achler for the losers.
Coca-Cola Combination, Div I: First Tower 2, Rozel Rovers 2; Grouville 1, St Peter 2; Jersey Wanderers 0, Trinity 3.
Div II: St Lawrence 3, St Clement 0.
Div I Res: Rozel Rovers v First Tower postponed; St Ouen 3, Grouville 4.
Div II Res: Beeches Old Boys 3, St Lawrence 3; Sporting Academics 5, St John 3.
Div C: Jersey Wanderers 4, St Brelade 2.
Ladies’ div: St Brelade 2, Jersey Wanderers 6; St Clement 0, St Peter 7; St John 11, Grouville 0; St Paul’s 2, First Tower 5.
Lloyds TSB Junior League, U18 Div I: Jersey Wanderers 4, St John 3; Sporting Academics 1, St Paul’s 2; St Peter 2, First Tower 3.
Div II: Grouville 0, St Martin/SCF 5; St Clement 5, St Ouen 0.
Under-14 Div I: First Tower 0, Trinity 2; St Paul’s 4, Jersey Wanderers 4; St Peter 2, St Brelade 1.
Div II: Rozel Rovers 2, St Ouen 0; St Clement 2, St John 4.
U12 Red Group: Jersey Wanderers A v First Tower A postponed; St Paul’s A 1, St Clement A 1.
White Group: Rozel Rovers A 2, St Paul’s B 3; St John A 9, Jersey Wanderers B 0.
Blue Group: St Peter B 4, St Clement B 7; Rozel Rovers B 1, St Ouen 0; St John B 1, Grouville 14.
Trial match: U15 Star Trophy squad 2, JFA U16s 4.
