Ashburton Police executed a search warrant at an address on Bridge Street today following an early morning incident around 3.20am.
In the incident, a person with serious injuries was found near Bridge Street by a member of the public.
The person was taken to the hospital and is currently reported to be in a stable condition.
Police are trying to determine the circumstances of how this person came to be injured and conducting inquiries to locate the offender.
Initial indications are that those involved are known to each other and police do not believe there is any ongoing risk to the public.
Police would like to speak to anyone who may have information that would assist with the investigation.
If you have any information please call Police on 105 quoting file number 201031/5001.
Information can also be provided anonymously via Crimestoppers on 0800 555 111.