Follows reports of loss of supply
UPDATE 9.10am: The issue in Onchan has been isolated and is being repaired. Estimated time until completion is around four hours.
Engineers from Manx Utilities are investigating reports of a burst water mains in Onchan and on Glen Darragh road.
Customers in both areas are being told they may experience low pressure or loss of supply as a result.
Two sailings cancelled, more in doubt
Isle Listen's 'Castle to Castle' challenge postponed
Major consultation on health and safety regulations to close at the end of this month
Long-running Island garage closing in April
'Deterrent' sentence imposed for ketamine importer