Despite fine half-centuries from Will Evans and skipper George Johansen, Colwyn Bay were comfortably beaten by high flyers Northern at Penrhyn Avenue on Saturday.
Put into bat, the Bay were bowled out for 193, Evans hitting 71 and Johansen 50, while Chris Laker starred for the visitors with 5-13, Daniel Wilson pocketing 3-28.
Northern reached 197-3 off 40.4, Tyler McGladdery a dominant 102 not out.
Bay slipped to bottom place and are in serious danger of relegation with two rounds of matches left.
Prestatyn held on for a losing draw and kept their outside promotion hopes alive.
The fourth-place visitors won the toss and invited their Liverpool hosts to bat.
Leaders Maghull made 218-9 off 55 overs, Jonathan Ring 51 and Declan Devine 51 not out down the order.
Sheil Sethi snapped up 5-57 and Rhys Jones 2-17 for the away side.
Prestatyn clung on for 51 overs in making 150-9, Sethi and Andy Taylor both scoring 27, the latter not out, David Harris 25, Anthony Molley grabbing 6-31 for the Liverpool title-chasers.
Visitors Wavertree called the coin correctly and opted to bat, making 198 all out with Will Edwards taking 4-50, Carwyn Johnson 4-59 and Liam Evans Ford 2-56 for the hosts.
Northop Hall were blitzed out for just 112 in reply, Saeed Ullah 6-23 for the Liverpool outfit, Michael Williamson top contributor for the Flintshire men with 28.
Arthur Jones took 5-49 and Shay Williams 2-21 at Bay seconds dismissed their hosts for a modest 122.
Hopes of a victory looked decent for the Welsh side, but they were bowled out for just 110, Dan Russell best with 35, Kyle Martin a crucial 6-36 for S & B.
David Oultram was Northop Hall seconds’ only double-figure scorer with 30 as the North Wales side were rolled over for a paltry 61 after electing to bat.
Highfield took just 11.5 overs to reach a winning 62-1.
Joy for next-to-bottom Prestatyn seconds as they were the only North Wales side to register a win in the Liverpool Competition on Saturday.
Parkfield Liscard seconds were sent packing for just 80 after being put into bat and it would have been much worse but for a stoic 50 not out from Mahesh Mudiyanselage.
Adam Tidswell took an excellent 3-14 off 10 overs, Ashley Jones notched 3-44 and Steven Edwards 2-4 for the hosts.
Prestatyn reached the winning post at 81-3 in 31.2 overs, Navneet Kaimal 27.
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