All of Somerset's beaches have made it into the Marine Conservation Society's Good Beach Guide after passing water quality tests, although 4 only achieved the minimum standards.
Weston-super-Mare, Brean and Minehead were among the eight beaches which had 'excellent water quality'.
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The Post Office said it was 'business as usual' but unions said Saturday's industrial action was getting solid support.
Workers and managers are to stage another strike on Saturday amid a long-running dispute over jobs, pensions and closures.
Cloudy in the West with a few showers. Sunny in the East but cold.