Saracens completed a clinical 29-0 win over Pill Harriers, and have the added bonus of two games in hand. Harriers restricted the home side to 8-0 at the break, but had few answers in the second spell.
At the other end of the table, Brynmawr went desperately close to their first points of the season before losing 22-17 at home to Llantrisant, and they have now gone 19 matches without so much as a draw.
Abergavenny have a nine-point lead in Division 3 East after their 19-7 victory at Pontllanfraith, while bottom-placed Risca - who lost their first 15 matches - have now won three out of five after a 14-0 win over Abercarn. Prop Nicky Davies and outside-half Matthew Johnson scored tries for Risca.
Division 3 South-East was wrecked by the weather, with only three of the seven scheduled games going ahead. Ruthin cemented their mid-table position with a 31-0 win over nearest rivals Aberdare, helped by try doubles to centres Gethin Hughes and Tom Pettit. Treherbert join Ynysybwl at the top of the table with a hard-fought 8-3 victory at Pentyrch.
Garndiffaith smashed Oakdale 71-5 to confirm their top spot in Division 4 East, with second-placed St Peters staying in touch thanks to an impressive 22-3 win over
Tredegar Ironsides. Fullback Steve Mayley scored four tries for Garndiffaith, with outside-half Craig Selway scoring one and slotting eight conversions.
In Division 4 South-East, Penallta have moved to within two victories of the title after a 39-0 mauling of Penygraig. Penarth, the only other club in with a shout of topping the table, beat Llantwit Major 17-0, but have played four more games than Penallta.
Machen retained their perfect Division 5 East record with a 13-10 victory at Bettws, but the biggest cheers of the day were at RTB Ebbw Vale, who recorded their first win of the season - a 25-7 result over St Josephs. Stuart Dicks and Steve Boland scored tries for the winners.
Porth are this season's Division 5 South-East champions after a 6-3 victory at Rhiwbina on Saturday. Nearest challengers Bridgend Sports lost 12-0 at Cefn Coed, giving Porth a 12-point lead with only two games remaining.
Meet the members of the WRU's inaugural Youth Board - after an online selection process which saw a host of high calibre candidates submit video applications the WRU has made its first 15 appointments.The board is made up of individuals aged between 16 and 21, and will meet for the first time at Principality Stadium on Monday 15th February.
The Wales Women's team headed to Dare Valley Country Park on a team bonding exercise as the entire squad got together for the very first time in preparation for this season's Six Nations championship which kicks off on Saturday with a clash against defending champions Ireland, in Donnybrook.
Wales Head Coach Warren Gatland discusses his team selection for the opening round of the RBS 6 Nations where he leads his side against Ireland, on Sunday. As WRU TV's Luke Brodley discovers, Gatland is fully aware of the challenges the defending champions pose
WRUTV caught up with Wales Women captain Rachel Taylor at the RBS 6 Nations launch and how a good crowd really helps boost the girls performance. Tickets for all three Women's home games at The Gnoll, Neath are available from www.wru.wales/tickets