Two men were arrested after the Armed Offenders Squad searched a Sandringham property this morning.
Police carried out a planned operation on Arabi St, Sandringham, about 5.30am, Auckland City Police spokeswoman Noreen Hegarty said.
The Fire Service was also called as a precaution, in case hazardous chemicals were on site, but none were found.
Two men were arrested on drug-related matters, Ms Hegarty said.
A decontamination unit and five police cars were situated near Jason Ave and Arabi St about 6.20am, Newstalk ZB reported.