Newly-promoted Easington Lane WMC sit proudly at the top of the Premier Division table after a narrow defeat of Shotton Comrades.
Craig Patterson and Scott Henderson edged Lane home 2-1, with David Jackson replying for Comrades.
Callum Haswell starred for Lane, with Gregg Forster best for Comrades.
Peterlee Helford United rose into the top three after winning a five-goal thriller 3-2 against Easington Colliery Club Mechanics.
Gary Shaw, Jonathan Payne and sub Philip Hickman did the damage, while sub Joshua Lincoln hit both for Mechanics.
Lewis Lumley fired a hat-trick to inspire Sherburn United to a 5-1 Second Division victory over Murton New Hesledon, with Mike Ambler and Mike Barker also netting.
Chris Anderson’s strike was enough to give Acre Rigg Celtic a 1-0 derby triumph against Peterlee Hearts.
Lowly Haswell Oddfellows Arms were outgunned 5-0 by Easington Leather Cap. Tom Williams notched a hat-trick, with sub Ian Craggs adding a brace.
Michael Lee, Jonathan Lee and Brandon Leigh paved the way for Wingate Grange to defeat Peterlee Central Club 3-1, with Craig Deighton responding.
Top scorer Liam Adamson was again in the goals, notching a brilliant hat-trick, as Easington CIU regained top spot in the First Division.
Jordan Williams and Ethan Wood both struck twice in a 9-2 victory over Trimdon Royal Oaks, with Simon Todd and sub Rob Huntley also on target.
Paul Wilkinson and Kyle Reay replied.
Horden Cricket Club had no answer to the firepower of Seaham Marlborough, who ran out 5-0 winners.
Dan Cahill, Tom Hopkirk, Aaron Abbott, Ryan Martin and sub Niall Cowell all struck.
Seaham The George and Seaham Parkside served up a battling 2-2 derby draw.
Adam Wallace netted a brace for George, with subs Michael Kennedy and Conner Mutimer rallying Parkside.
Six clubs were in Durham County Sunday Cup action, but only two won through to the first round proper.
Murton Colliery beat Bowes 4-2 in a penalty shoot-out, following a close-fought 1-1 draw, with Liam Appleby on target for the hosts.
Peterlee Catholic Club also won through, enjoying a 6-1 win against Houghton All-Stars, with Liam Wintrip’s hat-trick leading the way.
Darren Major’s strike was not enough for Easington Welfare, who lost 2-1 to Sunderland side Royal Marine, while Hetton Lyons were hammered 7-1 by Washington club The Stella from Washington.
Easington Southside were second-best in losing 3-0 to Sunderland’s TC Plastics and Wingate Howden were thumped 7-0 by Darlington Albion.
Paul Atkinson’s hat-trick, along with two goals apiece from Jack Walker and Jordan Thompson, guided Dawdon Welfare Park to a 10-1 derby rout of New Seaham Westlea in their John & Pat McManus Memorial Cup first round tie.
Craig Price, Marc Ruddock and Kyle Bell also struck, with Alex Hutchinson replying.