"We understand that this incident may cause concern for the local community and I would like to reassure residents that there is no risk to members of the public.
"The incident has happened inside a property and those involved are believed to have been known to each other.
"Local officers are out and about in the community to offer reassurance and aid the investigation."
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Northumbria Police are holding a series of events to raise awareness around what hate crime is and the support available for victims.
The landslip, which caused part of the Carlisle to Newcastle rail line to close, is expected to re-open fully on Monday, February 8.
If you have been affected by an issue related to mental health help is available 24 hours a day.