A mysterious pink powder found at Clypse Reservoir last month is mostly chalk, according to Manx Utilities.
The authority confirmed the news this week, saying the substance is not toxic.
The reservoir has now been put back into service and re-opened after operations there were halted and the site shut whilst investigations were carried out.
Officials also added to treat Island water supplies with respect.
MHK sues attorney general and returning officer over election votes
A former Onchan MHK is suing the returning officer and the Island's Attorney General over September's election result.
Islanders reminded to keep challenging domestic abuse beyond October
The Isle of Man Government says it's now up to everyone to challenge harmful behaviours as Domestic Abuse Awareness Month comes to an end.
Peel fireworks kicks off the Island’s bonfire season this Friday
Peel will be getting the weekend off with a bang this Friday.
Yellow weather warning for coastal overtopping remains in force today
A yellow weather warning remains in place today for coastal overtopping.
Nominations open for 10 local authority by-elections
Nominations have now opened as the Island prepares for 10 by-election campaigns.
MHK wants answers on support for home-schooled children
What support is available to families who choose to home educate their children?
Weather warning for tonight and tomorrow
Forecasters say we can expect more coastal overtopping during the next two high tides.
Mountain Railway damaged by gales
One of the Island's historic railways will be out of action until at least Thursday.
