Investigations are continuing into a suspected palm oil discovery in Maryport.
The substance is potentially deadly to dogs.
The waste has also been found recently on several beaches in southern Scotland.
Anyone who sees the substance is being asked to contact health officials immediately on 01900 702800.
More top news
An investigation into the death of a vulnerable woman in Dumfries has found police were initially sent to the wrong house.
Thousands of people are expected to arrive in Carlisle as the city prepares for this year's Carlisle Pageant and Carlisle Fringe Festival.
A South Cumbria man who committed online child sex crimes has been spared a prison sentence.