Washington won their relegation “six-pointer” with Tudhoe to climb off the bottom of the First Division table, with Trent Mais the hero.
They batted first at Harraton, with Joe Thompson (42, with two boundaries), Ash Thorpe (33, with seven fours) and Josh Wilson (28, with three fours) led the way.
Thompson and Thorpe combined in a crucial 53-run partnership as the home side were reeling at 92-5. Andrew Ebdale added 18.
Ian Grainger was the chief threat, with 3-41, while Cameron Delport and Samuel Taylor-Gell struck twice.
Tudhoe were rocked by a devastating spell from opening bowler Trent Mais in their reply, falling to 14-5, 27-7 and 30-8. They did well to make it to 62 before the final wicket fell.
Mais finished with 4-15 in eight overs, while Adam Randall grabbed 2-6 in five.and at 27-7, they did well to score 62 in the end.
Sunderland remain In trouble, slipping to third-bottom spot and losing to Mainsforth by three wickets.
The Ashbrooke men could only make 120 all out in 45.4 overs, with Greg Applegarth (35, with four fours and two sixes) and Kamran Hussain (32) top-scoring Robert Chismon, Matthew Brown an Shoaib Laghari ended with three wickets apiece.
Mainsforth slipped to 7-2 in reply, but Laghari, with seven fours in 50, and Aidan Cummings (27, with four boundaries) produced a crucial 69-run partnership to see the hosts towards the finishing line. Hussain bagged 3-22, while Zaheer Shahbaz took 2-38 in 12 overs.
Seaham Harbour had a good winning draw and took 15 points at Brandon.
Opener Michael Nunn fired nine fours and two sixes in a 135-ball 84 to lead Harbour to 217-5 in 55 overs, supported by Martin Stephenson (50), Stewart Pattison (20), Ian Pattison (18) and Dale Shaw (16).
Ryan Nicholson and Dean Card struck twice for Brandon, who found Stephenson in imperious form with the ball in their response.
He ended with a magnificent haul of 6-38 in 15 overs, with Shaw taking 2-26, as Brandon held firm to close on 166-9, led by Nicholson (51, with seven boundaries), Dean Crampton (24) and Chris Peareth (21).
Boldon were no match for Sacriston, who kept in touch with leaders Felling thanks to a convincing 134-run win..
Sacriston accumulated 218-9 declared, with Ian Jones (49), Martin Hubber (50) and Reece Carr (30) making most of the runs. Anthony Brown, with 4-45, and Umar Waheed (3-47) were the pick of Boldon’s bowlers.
Boldon slumped to 14-3 in reply, then 50-7, before being bowled out for 84 in just 24 overs, Geoff Sargon top-scoring on 23.
Graham Hubber (4-30) and Callum Appleby, with a brilliant spell of 5-15, stole the show for the home side.
Blaydon hung on for five points in a losing draw at Burnmoor. They were 65-9 at the close in reply to 162-5 declared, with Owen Lancaster (36) and Riley Blunt (26) top-scoring. Liam Purdy took for 4-23 for the home side.
Kevin Dixon and Liam Burgess both struck twice.
Leaders Felling had a nervous end to their win at Willington. Willington made 181, led by Anand Singh (53) and Jake Louth (34). Ian Hunter (4-63) and James Stock (3-26) shone with the ball. Stuart Walker (44) and Jake Stock 36 helped Felling home, despite Calvin Stephenson’s terrific 4-28.